User's Guide
SLVU823–December 2012
User's Guide for the TPS92641EVM
This user's guide describes the characteristics, operation, and use of the TPS92641 evaluation module
(EVM). This EVM contains Texas Instruments' TPS92641 IC configured as a WLED power solution
providing a single-channel regulated current output to drive 10 LEDs connected in series running at 1 A.
This EVM accepts logic level PWM dimming or analogy dimming control input. A high-efficiency single-
inductor synchronous step-down (buck) converter topology is used. The current output is ideal for driving a
WLED light bar in architecture lighting applications. This user's guide includes the EVM specifications, a
schematic diagram, PCB layout artworks, recommended test setup and bill of materials to help the end
user to implement the device in their specific application.
Contents
1 Applications .................................................................................................................. 2
2 TPS92641EVM Electrical Performance Specifications ................................................................ 2
3 Schematic and Bill of Materials ........................................................................................... 3
4 Connector Descriptions .................................................................................................... 5
4.1 Input Connections .................................................................................................. 5
4.2 Output Connections ................................................................................................ 6
4.3 Test Point Connections ........................................................................................... 6
5 Test Requirements and Setup ............................................................................................ 7
5.1 Hardware Requirements .......................................................................................... 7
5.2 Hardware Setup .................................................................................................... 7
6 Typical Waveforms ......................................................................................................... 8
7 TPS92641EVM Assembly Drawings and PCB Layout ............................................................... 10
List of Figures
1 TPS92641EVM Schematic ................................................................................................ 3
2 TPS92641EVM Connector Descriptions................................................................................. 5
3 Test Connection Diagram of the TPS92641EVM....................................................................... 7
4 Waveforms of Power-up Transient of TPS92641EVM with VIN = 48 VDC ........................................... 8
5 Waveforms of Steady State Operation of TPS92641EVM with VIN = 48 VDC ....................................... 9
6 Waveforms of UDIM Operation of the TPS92641EVM with VIN = 48 VDC ........................................... 9
7 TPS92641EVM PCB Top View with Component Legend............................................................ 10
8 TPS92641EVM PCB Top View.......................................................................................... 10
9 TPS92641EVM PCB Bottom View...................................................................................... 11
List of Tables
1 TPS92641EVM Electrical and Performance Specifications ........................................................... 2
2 Bill of Materials ............................................................................................................. 4
3 Hardware Requirements for EVM Evaluation ........................................................................... 7
1
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Applications
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1 Applications
LED driver and constant current regulator
Architectural LED lighting drivers
Automotive LED drivers
General LED illumination
2 TPS92641EVM Electrical Performance Specifications
Table 1 provides a summary of the TPS92641EVM performance specifications. All specifications are given
for an ambient temperature of 25°C.
Table 1. TPS92641EVM Electrical and Performance Specifications
Parameter Notes and Conditions (1) Min Typ Max Unit
Input Characteristics
VIN Input voltage 43 48 53 V
UDIM logic high (PWM FUDIM = 200 Hz 1.3 5.5 V
UDIM dimming)
IQInput quiescent current Device enable, VIN = 48 V, VUDIM = 1 V, no switching 3 mA
Output Characteristics
VOUT Output voltage LED+ (TP5) to GND (TP4)(2) 32 33 V
ILED LED current R5 = 10 kΩ, R6 = 19.6 kΩ, R10 = 0.2 Ω970 1000 1030 mA
Systems Characteristics
FSW Switching frequency R1 = 32.4 kΩ, C6 = 1 nF, R7 = 340 kΩ, R8 = 22.6 kΩ450 500 kHz
(1) Estimate the input current by solving the power balance equation, eff = POUT / PIN = (VOUT × ILED) / (VIN × IIN), for IIN and estimating
the efficiency to be a conservative 85%. For example, for VOUT = 32.5 V, VIN = 48 V and ILED = 1 A , then IIN = (32.5 V × 1 A) / (48
V × 0.85) = 0.797 A.
(2) This voltage is load dependent, the nominal forward voltage drop, VFof the LED used is 3.25 V per LED running at 1 A.
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Schematic and Bill of Materials
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Table 2. Bill of Materials
Designator Value Description Size Part Number MFR
Synchronous Buck Controller for Precision LED 16L TSSOP EXP Texas
U1 TPS92641 TPS92641PWP
Drivers PAD Instruments
C1 1μF Capacitor, Ceramic, 1μF, 100V, +/-10%, X7R 1210 GRM32ER72A105KA01L MuRata
C2 2.2μF Capacitor, Ceramic, 2.2μF, 100V, +/-10%, X7R 1210 GRM32ER72A225KA35L MuRata
C3 2.2μF Capacitor, Ceramic, 2.2μF, 16V, +/-10%, X5R 0603 GRM188R61C225KE15D MuRata
C4 0.22μF Capacitor, Ceramic, 0.22μF, 25V, +/-10%, X7R 0603 GRM188R71E224KA88D MuRata
C5 0.1μF Capacitor, Ceramic, 0.1μF, 50V, +/-10%, X7R 0603 GRM188R71E104KA93D MuRata
C6 1000pF Capacitor, Ceramic, 1000pF, 50V, +/-10%, X7R 0603 GRM188R71E102KA01D MuRata
C7 0.1μF Capacitor, Ceramic, 0.1μF, 25V, +/-10%, X7R 0603 GRM188R71E104KA01D MuRata
C8 0.47μF Capacitor, Ceramic, 0.47μF, 25V, +/-10%, X7R 0603 GRM188R71E474KA02D MuRata
Capacitor, Ceramic, 1μF, 50V, +/-10%, X7R (Not
C9 1μF 1210 GRM32RR71H105KA01L MuRata
Populated)
D1 100V, 1A Diode, Schottky, 100V, 1A SMA CMSH1-100M Central Semi.
D2 100V, 0.15A Diode, Ultrafast, 100V, 0.15A SOD-123 1N4148W-7-F Diode Inc.
L1 68μH Inductor, Shielded Drum Core, Ferrite, 68μH 12 x 12 x 5.5mm CDRH12D58/ANP-680NC Sumida
Q1, Q2 60V, 9A MOSFET, N-CH, 60V, 9A DPAK NTD3055-150T4G ON Semi.
Q3 60V, 9A MOSFET, N-CH, 60V, 9A ( Not Populated) DPAK NTD3055-150T4G ON Semi
R1 32.4kΩResistor, 32.4kΩ, 1%, 0.1W 0603 CRCW060332K4FKEA Vishay-Dale
R2 100kΩResistor, 100kΩ, 1%, 0.1W 0603 CRCW0603100KFKEA Vishay-Dale
R3 3.24kΩResistor, 3.24kΩ, 1%, 0.1W 0603 CRCW06033K24FKEA Vishay-Dale
R4 20kΩResistor, 20kΩ, 1%, 0.1W 0603 CRCW060320K0FKEA Vishay-Dale
R5 10kΩResistor, 10kΩ, 1%, 0.1W 0603 CRCW060310K0FKEA Vishay-Dale
R6 19.6kΩResistor, 19.6kΩ, 1%, 0.1W 0603 CRCW060319K6FKEA Vishay-Dale
R7 340kΩResistor, 340kΩ, 1%, 0.1W 0603 CRCW0603340KFKEA Vishay-Dale
R8 22.6kΩResistor, 22.6kΩ, 1%, 0.1W 0603 CRCW060322K6FKEA Vishay-Dale
R9 475ΩResistor, 475Ω, 1%, 0.1W 0603 CRCW0603475RFKEA Vishay-Dale
Stackpole
R10 0.2ΩResistor, 0.2Ω, 1%, 2W 2512 CSRN2512FKR200 Electronics Inc.
R11 1.21MΩResistor, 1.21MΩ, 1%, 0.1W ( Not Populated) 0603 CRCW06031M21FKEA Vishay-Dale
J1, J2 Conn Terminal Block, 2 Positions 5.08 Pitch 1715721 Phoenix Contact
TP1, TP2, TP3, Terminal, Turret, TH, Double 1502-2 Keystone
TP4, TP5, TP6
TP7, TP8TP9, Test Point, TH, Miniature, White 5002 Keystone
TP10, TP11
H5, H6, H7, H8 Nylon Standoff Hex, 0.5"L 1902C Keystone
B&F Fastener
H1, H2, H3, H4 Nylon Screw M3 NY PMS 440 0025 PH Supply
4User's Guide for the TPS92641EVM SLVU823–December 2012
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Connector Descriptions
4 Connector Descriptions
The connector descriptions for this EVM are illustrated in Figure 2.
Figure 2. TPS92641EVM Connector Descriptions
4.1 Input Connections
The Input terminals of the TPS92641EVM are described in Section 4.1.1 to Section 4.1.5.
4.1.1 VIN (J1)
The VIN terminal of J1 connector is the positive input terminal of the supply voltage to the EVM.
4.1.2 GND (J1)
The GND terminal of the J1 connector is the ground input terminal of the supply voltage to the EVM.
4.1.3 UDIM (TP2)
The UDIM terminal is the input terminal of the standard PWM dimming control signal to the device. This is
the default dimming scheme of the EVM and accepts logic level PWM control signal.
4.1.4 SDIM (TP3)
The SDIM terminal is the input terminal of the high-speed shunt FET PWM dimming control signal to the
device. In order to use this feature, install Q3. Please also note that standard PWM dimming (UDIM)
cannot be used with Q3 installed. Again, this input accepts the logic level PWM control signal.
4.1.5 IADJ (TP8)
The IADJ terminal is the input of analog dimming control voltage. With R5 removed and C9 installed, the
LED current can be controlled by the DC voltage level at IADJ terminal directly. The range of this control
voltage is up to about 2 V with this EVM. True Zero LED current dimming can be achieved by installing
R11 in place to off-set the zero LED current point.
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Connector Descriptions
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4.2 Output Connections
The output terminals of the TPS92641EVM are described in Section 4.2.1 and Section 4.2.2.
4.2.1 LED+ (J2)
The LED+ terminal of the J2 connector is the positive output terminal of the EVM to the anode of the LED
string.
4.2.2 LED- (J2)
The LED- terminal of the J2 connector is the negative output terminal of the EVM to the cathode of the
LED string.
4.3 Test Point Connections
The test point terminals of the TPS92641EVM are described in Section 4.3.1 to Section 4.3.8.
4.3.1 TP1 (VIN)
The TP1 test point connected to the positive terminal of the supply voltage.
4.3.2 TP4 (GND)
The TP4 test point connected to the ground terminal of the supply voltage.
4.3.3 TP5 (LED+)
The TP5 test point connected to the positive output terminal of the EVM to the anode of the LED string.
4.3.4 TP6 (LED-)
The TP6 test point connected to the negative output terminal of the EVM to the cathode of the LED string
4.3.5 TP7 (RON)
The TP7 test point connected to the timing control pin, RON of the device to monitor the timing waveform.
4.3.6 TP9 (HG)
The TP9 test point connected to the high gate driver output pin, HG of the device to monitor the high gate
waveform.
4.3.7 TP10 (SW)
The TP10 test point connected to the switching node of the converter, SW pin of the device to monitor the
switching node waveform.
4.3.8 TP11 (LG)
The TP11 test point connected to the low gate driver output pin, LG of the device to monitor the low gate
waveform.
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Oscilloscope
20V/DIV, 1us/DIV
CH1
Power Supply
43V/48V/53V
(CC set @ 1.2A)
Signal Generator
3V,200Hz, D=0.5
LED
Load
Module
(VF §32.5V)
DC Ammeter
LED+ LED-
TP5(LED+)
TP6(LED-)
TP10(SW)
+
-
TP4(GND)
TP1(VIN)
TP2(UDIM)
+
+
+
-
-
-
µ;¶: Q3, C9 and R11 are not populated.
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Test Requirements and Setup
5 Test Requirements and Setup
5.1 Hardware Requirements
The basic hardware requirements for EVM evaluation are listed in Table 3.
Table 3. Hardware Requirements for EVM Evaluation
Item Description Characteristics
Input Power Source
DC power supply Generic DC power supply 43 VDC – 53 VDC, 1.5 A
Load
LED load module Power LED string of 10 LEDs connected in series and Nominal forward voltage of the string in
capable of running at 1-A current the range of 32 VDC to 35 VDC at 1 A
Equipment
Digital Multimeters Agilent HP34401 6½ digit DMM or equivalent DMM
Signal Generator Agilent 33220A or equivalent signal generator
Oscilloscopes Tektronix TDS3034B or equivalent for monitoring
waveforms
5.2 Hardware Setup
Figure 3. Test Connection Diagram of the TPS92641EVM
• CAUTION: LEDs are very bright; wearing safety glasses with dark lens is recommended.
• Setup the equipments and connect the test setup as shown in Figure 3.
• Power-up the power supply and signal generator (Output OFF). Turn on the output of the power supply
and measure LED current through the DC Ammeter and the input current from the power supply.
• Observe the waveform from the oscilloscope and record the switching frequency. Confirm the
operation is stable with no jittering.
• Enable the output of the signal generator and measure LED current through the DC Ammeter and
observe the switching waveform at the switching node.
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Typical Waveforms
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6 Typical Waveforms
10 serial LEDs, TA=25°C
ILED: 500 mA/DIV, VSW: 20 V/DIV, VIN: 50 V/DIV
Figure 4. Waveforms of Power-up Transient of TPS92641EVM with VIN = 48 VDC
10 serial LEDs, TA= 25°C
ILED: 500 mA/DIV, VSW: 20 V/DIV
Figure 5. Waveforms of Steady State Operation of TPS92641EVM with VIN = 48 VDC
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Typical Waveforms
10 serial LEDs, TA= 25°C
ILED: 500 mA/DIV, VUDIM: 5 V/DIV, VSW: 20 V/DIV
Figure 6. Waveforms of UDIM Operation of the TPS92641EVM with VIN = 48 VDC
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TPS92641EVM Assembly Drawings and PCB Layout
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7 TPS92641EVM Assembly Drawings and PCB Layout
Figure 7. TPS92641EVM PCB Top View with Component Legend
Figure 8. TPS92641EVM PCB Top View
10 User's Guide for the TPS92641EVM SLVU823–December 2012
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EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS
Texas Instruments (TI) provides the enclosed Evaluation Board/Kit/Module (EVM) under the following conditions:
The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies TI from all claims
arising from the handling or use of the goods.
Should this evaluation board/kit not meet the specifications indicated in the User’s Guide, the board/kit may be returned within 30 days from
the date of delivery for a full refund. THE FOREGOING LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO
BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF
MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH
ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
DAMAGES.
Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the product. This
notice contains important safety information about temperatures and voltages. For additional information on TI's environmental and/or safety
programs, please visit www.ti.com/esh or contact TI.
No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine, process, or
combination in which such TI products or services might be or are used. TI currently deals with a variety of customers for products, and
therefore our arrangement with the user is not exclusive. TI assumes no liability for applications assistance, customer product design,
software performance, or infringement of patents or services described herein.
REGULATORY COMPLIANCE INFORMATION
As noted in the EVM User’s Guide and/or EVM itself, this EVM and/or accompanying hardware may or may not be subject to the Federal
Communications Commission (FCC) and Industry Canada (IC) rules.
For EVMs not subject to the above rules, this evaluation board/kit/module is intended for use for ENGINEERING DEVELOPMENT,
DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer
use. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing
devices pursuant to part 15 of FCC or ICES-003 rules, which are designed to provide reasonable protection against radio frequency
interference. Operation of the equipment may cause interference with radio communications, in which case the user at his own expense will
be required to take whatever measures may be required to correct this interference.
General Statement for EVMs including a radio
User Power/Frequency Use Obligations: This radio is intended for development/professional use only in legally allocated frequency and
power limits. Any use of radio frequencies and/or power availability of this EVM and its development application(s) must comply with local
laws governing radio spectrum allocation and power limits for this evaluation module. It is the user’s sole responsibility to only operate this
radio in legally acceptable frequency space and within legally mandated power limitations. Any exceptions to this are strictly prohibited and
unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory
authorities, which is responsibility of user including its acceptable authorization.
For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant
Caution
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the
equipment.
FCC Interference Statement for Class A EVM devices
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to
cause harmful interference in which case the user will be required to correct the interference at his own expense.
FCC Interference Statement for Class B EVM devices
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
For EVMs annotated as IC – INDUSTRY CANADA Compliant
This Class A or B digital apparatus complies with Canadian ICES-003.
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the
equipment.
Concerning EVMs including radio transmitters
This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this
device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired
operation of the device.
Concerning EVMs including detachable antennas
Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain
approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should
be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication.
This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum
permissible gain and required antenna impedance for each antenna type indicated. Antenna types not included in this list, having a gain
greater than the maximum gain indicated for that type, are strictly prohibited for use with this device.
Cet appareil numérique de la classe A ou B est conforme à la norme NMB-003 du Canada.
Les changements ou les modifications pas expressément approuvés par la partie responsable de la conformité ont pu vider l’autorité de
l'utilisateur pour actionner l'équipement.
Concernant les EVMs avec appareils radio
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est
autorisée aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout
brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.
Concernant les EVMs avec antennes détachables
Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain
maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à
l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente
(p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante.
Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le manuel
d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans
cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur.
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【【Important Notice for Users of this Product in Japan】】
This development kit is NOT certified as Confirming to Technical Regulations of Radio Law of Japan
If you use this product in Japan, you are required by Radio Law of Japan to follow the instructions below with respect to this product:
1. Use this product in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal Affairs and
Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for Enforcement of Radio Law of
Japan,
2. Use this product only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this
product, or
3. Use of this product only after you obtained the Technical Regulations Conformity Certification as provided in Radio Law of Japan with
respect to this product. Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note
that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan.
Texas Instruments Japan Limited
(address) 24-1, Nishi-Shinjuku 6 chome, Shinjuku-ku, Tokyo, Japan
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【ご使用にあたっての注】
本開発キットは技術基準適合証明を受けておりません。
本製品のご使用に際しては、電波法遵守のため、以下のいずれかの措置を取っていただく必要がありますのでご注意ください。
1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用いただく。
2. 実験局の免許を取得後ご使用いただく。
3. 技術基準適合証明を取得後ご使用いただく。
なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。
上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。
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EVALUATION BOARD/KIT/MODULE (EVM)
WARNINGS, RESTRICTIONS AND DISCLAIMERS
For Feasibility Evaluation Only, in Laboratory/Development Environments. Unless otherwise indicated, this EVM is not a finished
electrical equipment and not intended for consumer use. It is intended solely for use for preliminary feasibility evaluation in
laboratory/development environments by technically qualified electronics experts who are familiar with the dangers and application risks
associated with handling electrical mechanical components, systems and subsystems. It should not be used as all or part of a finished end
product.
Your Sole Responsibility and Risk. You acknowledge, represent and agree that:
1. You have unique knowledge concerning Federal, State and local regulatory requirements (including but not limited to Food and Drug
Administration regulations, if applicable) which relate to your products and which relate to your use (and/or that of your employees,
affiliates, contractors or designees) of the EVM for evaluation, testing and other purposes.
2. You have full and exclusive responsibility to assure the safety and compliance of your products with all such laws and other applicable
regulatory requirements, and also to assure the safety of any activities to be conducted by you and/or your employees, affiliates,
contractors or designees, using the EVM. Further, you are responsible to assure that any interfaces (electronic and/or mechanical)
between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to
minimize the risk of electrical shock hazard.
3. You will employ reasonable safeguards to ensure that your use of the EVM will not result in any property damage, injury or death, even
if the EVM should fail to perform as described or expected.
4. You will take care of proper disposal and recycling of the EVM’s electronic components and packing materials.
Certain Instructions. It is important to operate this EVM within TI’s recommended specifications and environmental considerations per the
user guidelines. Exceeding the specified EVM ratings (including but not limited to input and output voltage, current, power, and
environmental ranges) may cause property damage, personal injury or death. If there are questions concerning these ratings please contact
a TI field representative prior to connecting interface electronics including input power and intended loads. Any loads applied outside of the
specified output range may result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or
interface electronics. Please consult the EVM User's Guide prior to connecting any load to the EVM output. If there is uncertainty as to the
load specification, please contact a TI field representative. During normal operation, some circuit components may have case temperatures
greater than 60°C as long as the input and output are maintained at a normal ambient operating temperature. These components include
but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors which can be identified using the
EVM schematic located in the EVM User's Guide. When placing measurement probes near these devices during normal operation, please
be aware that these devices may be very warm to the touch. As with all electronic evaluation tools, only qualified personnel knowledgeable
in electronic measurement and diagnostics normally found in development environments should use these EVMs.
Agreement to Defend, Indemnify and Hold Harmless. You agree to defend, indemnify and hold TI, its licensors and their representatives
harmless from and against any and all claims, damages, losses, expenses, costs and liabilities (collectively, "Claims") arising out of or in
connection with any use of the EVM that is not in accordance with the terms of the agreement. This obligation shall apply whether Claims
arise under law of tort or contract or any other legal theory, and even if the EVM fails to perform as described or expected.
Safety-Critical or Life-Critical Applications. If you intend to evaluate the components for possible use in safety critical applications (such
as life support) where a failure of the TI product would reasonably be expected to cause severe personal injury or death, such as devices
which are classified as FDA Class III or similar classification, then you must specifically notify TI of such intent and enter into a separate
Assurance and Indemnity Agreement.
Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265
Copyright © 2012, Texas Instruments Incorporated
STANDARD TERMS AND CONDITIONS FOR EVALUATION MODULES
1. Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, or
documentation (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms and conditions set forth herein.
Acceptance of the EVM is expressly subject to the following terms and conditions.
1.1 EVMs are intended solely for product or software developers for use in a research and development setting to facilitate feasibility
evaluation, experimentation, or scientific analysis of TI semiconductors products. EVMs have no direct function and are not
finished products. EVMs shall not be directly or indirectly assembled as a part or subassembly in any finished product. For
clarification, any software or software tools provided with the EVM (“Software”) shall not be subject to the terms and conditions
set forth herein but rather shall be subject to the applicable terms and conditions that accompany such Software
1.2 EVMs are not intended for consumer or household use. EVMs may not be sold, sublicensed, leased, rented, loaned, assigned,
or otherwise distributed for commercial purposes by Users, in whole or in part, or used in any finished product or production
system.
2Limited Warranty and Related Remedies/Disclaimers:
2.1 These terms and conditions do not apply to Software. The warranty, if any, for Software is covered in the applicable Software
License Agreement.
2.2 TI warrants that the TI EVM will conform to TI's published specifications for ninety (90) days after the date TI delivers such EVM
to User. Notwithstanding the foregoing, TI shall not be liable for any defects that are caused by neglect, misuse or mistreatment
by an entity other than TI, including improper installation or testing, or for any EVMs that have been altered or modified in any
way by an entity other than TI. Moreover, TI shall not be liable for any defects that result from User's design, specifications or
instructions for such EVMs. Testing and other quality control techniques are used to the extent TI deems necessary or as
mandated by government requirements. TI does not test all parameters of each EVM.
2.3 If any EVM fails to conform to the warranty set forth above, TI's sole liability shall be at its option to repair or replace such EVM,
or credit User's account for such EVM. TI's liability under this warranty shall be limited to EVMs that are returned during the
warranty period to the address designated by TI and that are determined by TI not to conform to such warranty. If TI elects to
repair or replace such EVM, TI shall have a reasonable time to repair such EVM or provide replacements. Repaired EVMs shall
be warranted for the remainder of the original warranty period. Replaced EVMs shall be warranted for a new full ninety (90) day
warranty period.
3Regulatory Notices:
3.1 United States
3.1.1 Notice applicable to EVMs not FCC-Approved:
This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit
to determine whether to incorporate such items in a finished product and software developers to write software applications for
use with the end product. This kit is not a finished product and when assembled may not be resold or otherwise marketed unless
all required FCC equipment authorizations are first obtained. Operation is subject to the condition that this product not cause
harmful interference to licensed radio stations and that this product accept harmful interference. Unless the assembled kit is
designed to operate under part 15, part 18 or part 95 of this chapter, the operator of the kit must operate under the authority of
an FCC license holder or must secure an experimental authorization under part 5 of this chapter.
3.1.2 For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant:
CAUTION
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not
cause harmful interference, and (2) this device must accept any interference received, including interference that may cause
undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to
operate the equipment.
FCC Interference Statement for Class A EVM devices
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to
correct the interference at his own expense.
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FCC Interference Statement for Class B EVM devices
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more
of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
•Consult the dealer or an experienced radio/TV technician for help.
3.2 Canada
3.2.1 For EVMs issued with an Industry Canada Certificate of Conformance to RSS-210
Concerning EVMs Including Radio Transmitters:
This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions:
(1) this device may not cause interference, and (2) this device must accept any interference, including interference that may
cause undesired operation of the device.
Concernant les EVMs avec appareils radio:
Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation
est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit
accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement.
Concerning EVMs Including Detachable Antennas:
Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser)
gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type
and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for
successful communication. This radio transmitter has been approved by Industry Canada to operate with the antenna types
listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated.
Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited
for use with this device.
Concernant les EVMs avec antennes détachables
Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et
d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage
radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope
rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le
présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le
manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne
non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de
l'émetteur
3.3 Japan
3.3.1 Notice for EVMs delivered in Japan: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page 日本国内に
輸入される評価用キット、ボードについては、次のところをご覧ください。
http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_01.page
3.3.2 Notice for Users of EVMs Considered “Radio Frequency Products” in Japan: EVMs entering Japan may not be certified
by TI as conforming to Technical Regulations of Radio Law of Japan.
If User uses EVMs in Japan, not certified to Technical Regulations of Radio Law of Japan, User is required by Radio Law of
Japan to follow the instructions below with respect to EVMs:
1. Use EVMs in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal
Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for
Enforcement of Radio Law of Japan,
2. Use EVMs only after User obtains the license of Test Radio Station as provided in Radio Law of Japan with respect to
EVMs, or
3. Use of EVMs only after User obtains the Technical Regulations Conformity Certification as provided in Radio Law of Japan
with respect to EVMs. Also, do not transfer EVMs, unless User gives the same notice above to the transferee. Please note
that if User does not follow the instructions above, User will be subject to penalties of Radio Law of Japan.
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【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて
いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの
措置を取っていただく必要がありますのでご注意ください。
1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用
いただく。
2. 実験局の免許を取得後ご使用いただく。
3. 技術基準適合証明を取得後ご使用いただく。
なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。
上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ
ンスツルメンツ株式会社
東京都新宿区西新宿６丁目２４番１号
西新宿三井ビル
3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page
電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧くださ
い。http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page
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4EVM Use Restrictions and Warnings:
4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT
LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS.
4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling
or using the EVM, including without limitation any warning or restriction notices. The notices contain important safety information
related to, for example, temperatures and voltages.
4.3 Safety-Related Warnings and Restrictions:
4.3.1 User shall operate the EVM within TI’s recommended specifications and environmental considerations stated in the user
guide, other available documentation provided by TI, and any other applicable requirements and employ reasonable and
customary safeguards. Exceeding the specified performance ratings and specifications (including but not limited to input
and output voltage, current, power, and environmental ranges) for the EVM may cause personal injury or death, or
property damage. If there are questions concerning performance ratings and specifications, User should contact a TI
field representative prior to connecting interface electronics including input power and intended loads. Any loads applied
outside of the specified output range may also result in unintended and/or inaccurate operation and/or possible
permanent damage to the EVM and/or interface electronics. Please consult the EVM user guide prior to connecting any
load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative.
During normal operation, even with the inputs and outputs kept within the specified allowable ranges, some circuit
components may have elevated case temperatures. These components include but are not limited to linear regulators,
switching transistors, pass transistors, current sense resistors, and heat sinks, which can be identified using the
information in the associated documentation. When working with the EVM, please be aware that the EVM may become
very warm.
4.3.2 EVMs are intended solely for use by technically qualified, professional electronics experts who are familiar with the
dangers and application risks associated with handling electrical mechanical components, systems, and subsystems.
User assumes all responsibility and liability for proper and safe handling and use of the EVM by User or its employees,
affiliates, contractors or designees. User assumes all responsibility and liability to ensure that any interfaces (electronic
and/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safely
limit accessible leakage currents to minimize the risk of electrical shock hazard. User assumes all responsibility and
liability for any improper or unsafe handling or use of the EVM by User or its employees, affiliates, contractors or
designees.
4.4 User assumes all responsibility and liability to determine whether the EVM is subject to any applicable international, federal,
state, or local laws and regulations related to User’s handling and use of the EVM and, if applicable, User assumes all
responsibility and liability for compliance in all respects with such laws and regulations. User assumes all responsibility and
liability for proper disposal and recycling of the EVM consistent with all applicable international, federal, state, and local
requirements.
5. Accuracy of Information: To the extent TI provides information on the availability and function of EVMs, TI attempts to be as accurate
as possible. However, TI does not warrant the accuracy of EVM descriptions, EVM availability or other information on its websites as
accurate, complete, reliable, current, or error-free.
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6. Disclaimers:
6.1 EXCEPT AS SET FORTH ABOVE, EVMS AND ANY WRITTEN DESIGN MATERIALS PROVIDED WITH THE EVM (AND THE
DESIGN OF THE EVM ITSELF) ARE PROVIDED "AS IS" AND "WITH ALL FAULTS." TI DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, REGARDING SUCH ITEMS, INCLUDING BUT NOT LIMITED TO ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF ANY
THIRD PARTY PATENTS, COPYRIGHTS, TRADE SECRETS OR OTHER INTELLECTUAL PROPERTY RIGHTS.
6.2 EXCEPT FOR THE LIMITED RIGHT TO USE THE EVM SET FORTH HEREIN, NOTHING IN THESE TERMS AND
CONDITIONS SHALL BE CONSTRUED AS GRANTING OR CONFERRING ANY RIGHTS BY LICENSE, PATENT, OR ANY
OTHER INDUSTRIAL OR INTELLECTUAL PROPERTY RIGHT OF TI, ITS SUPPLIERS/LICENSORS OR ANY OTHER THIRD
PARTY, TO USE THE EVM IN ANY FINISHED END-USER OR READY-TO-USE FINAL PRODUCT, OR FOR ANY
INVENTION, DISCOVERY OR IMPROVEMENT MADE, CONCEIVED OR ACQUIRED PRIOR TO OR AFTER DELIVERY OF
THE EVM.
7. USER'S INDEMNITY OBLIGATIONS AND REPRESENTATIONS. USER WILL DEFEND, INDEMNIFY AND HOLD TI, ITS
LICENSORS AND THEIR REPRESENTATIVES HARMLESS FROM AND AGAINST ANY AND ALL CLAIMS, DAMAGES, LOSSES,
EXPENSES, COSTS AND LIABILITIES (COLLECTIVELY, "CLAIMS") ARISING OUT OF OR IN CONNECTION WITH ANY
HANDLING OR USE OF THE EVM THAT IS NOT IN ACCORDANCE WITH THESE TERMS AND CONDITIONS. THIS OBLIGATION
SHALL APPLY WHETHER CLAIMS ARISE UNDER STATUTE, REGULATION, OR THE LAW OF TORT, CONTRACT OR ANY
OTHER LEGAL THEORY, AND EVEN IF THE EVM FAILS TO PERFORM AS DESCRIBED OR EXPECTED.
8. Limitations on Damages and Liability:
8.1 General Limitations. IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, COLLATERAL, INDIRECT, PUNITIVE,
INCIDENTAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES IN CONNECTION WITH OR ARISING OUT OF THESE
TERMS ANDCONDITIONS OR THE USE OF THE EVMS PROVIDED HEREUNDER, REGARDLESS OF WHETHER TI HAS
BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITED
TO, COST OF REMOVAL OR REINSTALLATION, ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES, RETESTING, OUTSIDE COMPUTER TIME, LABOR COSTS, LOSS OF GOODWILL, LOSS OF PROFITS,
LOSS OF SAVINGS, LOSS OF USE, LOSS OF DATA, OR BUSINESS INTERRUPTION. NO CLAIM, SUIT OR ACTION SHALL
BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED.
8.2 Specific Limitations. IN NO EVENT SHALL TI'S AGGREGATE LIABILITY FROM ANY WARRANTY OR OTHER OBLIGATION
ARISING OUT OF OR IN CONNECTION WITH THESE TERMS AND CONDITIONS, OR ANY USE OF ANY TI EVM
PROVIDED HEREUNDER, EXCEED THE TOTAL AMOUNT PAID TO TI FOR THE PARTICULAR UNITS SOLD UNDER
THESE TERMS AND CONDITIONS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED. THE EXISTENCE
OF MORE THAN ONE CLAIM AGAINST THE PARTICULAR UNITS SOLD TO USER UNDER THESE TERMS AND
CONDITIONS SHALL NOT ENLARGE OR EXTEND THIS LIMIT.
9. Return Policy. Except as otherwise provided, TI does not offer any refunds, returns, or exchanges. Furthermore, no return of EVM(s)
will be accepted if the package has been opened and no return of the EVM(s) will be accepted if they are damaged or otherwise not in
a resalable condition. If User feels it has been incorrectly charged for the EVM(s) it ordered or that delivery violates the applicable
order, User should contact TI. All refunds will be made in full within thirty (30) working days from the return of the components(s),
excluding any postage or packaging costs.
10. Governing Law: These terms and conditions shall be governed by and interpreted in accordance with the laws of the State of Texas,
without reference to conflict-of-laws principles. User agrees that non-exclusive jurisdiction for any dispute arising out of or relating to
these terms and conditions lies within courts located in the State of Texas and consents to venue in Dallas County, Texas.
Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief
in any United States or foreign court.
Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265
Copyright © 2015, Texas Instruments Incorporated
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IMPORTANT NOTICE
Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other
changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest
issue. Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and
complete. All semiconductor products (also referred to herein as “components”) are sold subject to TI’s terms and conditions of sale
supplied at the time of order acknowledgment.
TI warrants performance of its components to the specifications applicable at the time of sale, in accordance with the warranty in TI’s terms
and conditions of sale of semiconductor products. Testing and other quality control techniques are used to the extent TI deems necessary
to support this warranty. Except where mandated by applicable law, testing of all parameters of each component is not necessarily
performed.
TI assumes no liability for applications assistance or the design of Buyers’ products. Buyers are responsible for their products and
applications using TI components. To minimize the risks associated with Buyers’ products and applications, Buyers should provide
adequate design and operating safeguards.
TI does not warrant or represent that any license, either express or implied, is granted under any patent right, copyright, mask work right, or
other intellectual property right relating to any combination, machine, or process in which TI components or services are used. Information
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endorsement thereof. Use of such information may require a license from a third party under the patents or other intellectual property of the
third party, or a license from TI under the patents or other intellectual property of TI.
Reproduction of significant portions of TI information in TI data books or data sheets is permissible only if reproduction is without alteration
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Resale of TI components or services with statements different from or beyond the parameters stated by TI for that component or service
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Buyer acknowledges and agrees that it is solely responsible for compliance with all legal, regulatory and safety-related requirements
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of any TI components in safety-critical applications.
In some cases, TI components may be promoted specifically to facilitate safety-related applications. With such components, TI’s goal is to
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requirements. Nonetheless, such components are subject to these terms.
No TI components are authorized for use in FDA Class III (or similar life-critical medical equipment) unless authorized officers of the parties
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Only those TI components which TI has specifically designated as military grade or “enhanced plastic” are designed and intended for use in
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TI has specifically designated certain components as meeting ISO/TS16949 requirements, mainly for automotive use. In any case of use of
non-designated products, TI will not be responsible for any failure to meet ISO/TS16949.
Products Applications
Audio www.ti.com/audio Automotive and Transportation www.ti.com/automotive
Amplifiers amplifier.ti.com Communications and Telecom www.ti.com/communications
Data Converters dataconverter.ti.com Computers and Peripherals www.ti.com/computers
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DSP dsp.ti.com Energy and Lighting www.ti.com/energy
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Microcontrollers microcontroller.ti.com Video and Imaging www.ti.com/video
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Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265
Copyright © 2015, Texas Instruments Incorporated
