SX(T)16A-3-5SA SIP Non-Isolated Power Module
Features
■SIP (Single in-line package)
■Output voltage programmable from
0.75 Vdc to 3.6 Vdc via external resistor
■16 A output current
■Up to 95 % efficiency
■Small size, low profile
■Cost-efficient
■Low output ripple and noise
■High reliability
■Remote on/off
■Output overcurrent protection
(non-latching)
■Optional sequencing function
Description
Bourns®SX(T)16A-3-5SA is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard
features such as sequencing, remote on/off, precisely regulated programmable output voltage and overcurrent protection.
Specifications
Parameter Min. Nom. Max. Units Notes
INPUT
Voltage 2.4 5.5 Vdc
Current 16.0 Adc
Remote: ON/OFF Standard -P option
Low or Open = On Off
High = Off On 2.4 0.4
Vin
Vdc
Vdc
10 µA max.
1 mA max.
OUTPUT
Voltage Adjustment Range 0.75 3.63 Vdc
Current 0.0 16.0 Adc
Voltage Setpoint Accuracy -2.0 2.0 % Vo, set
Line Regulation 0.3 % Vo, set
Load Regulation 0.4 % Vo, set
Temperature Regulation 0.4 % Vo, set
Ripple (pk-pk) (20 MHz Bandwidth) 25 50 mVpk-pk 1 µF ceramic//10 µF tantalum capacitors
Ripple (rms) 815 mVrms 1 µF ceramic//10 µF tantalum capacitors
Dynamic Load Response:
50 % to 100 % Load or 100 % to 50 % Load;
(∆i/∆t = 2.5 A/µs; 25 °C) 300
25 mV
µs 1 µF ceramic//10 µF tantalum capacitors
50 % to 100 % Load or 100 % to 50 % Load;
(∆i/∆t = 2.5 A/µs; 25 °C) 150
100 mV
µs 2 x 150 µF polymer capacitors
GENERAL
MTBF 10,000 kHrs
Operating Temperature -40 +85 °C
Storage Temperature -55 +125 °C
Switching Frequency 300 kHz
Efficiency
(Vin = 5 Vdc, TA= 25 °C, Full Load)
82.5 % Vo,set = 0.75 Vdc
87.0 % Vo,set = 1.2 Vdc
89.0 % Vo,set = 1.5 Vdc
90.0 % Vo,set = 1.8 Vdc
92.5 % Vo,set = 2.5 Vdc
95.0 % Vo,set = 3.3 Vdc
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
■Intermediate Bus architecture
■Distributed power applications
■Workstations and servers
■Telecom equipment
■Enterprise networks including LANs/WANs
■Latest generation ICs (DSP, FPGA, ASIC) and microprocessor powered applications
Applications
*RoHS COMPLIANT
OBSOLETE
Output Voltage Programming
Via external trim resistor between Trim and GND:
Rtrim = 21.07 - 5.11 kΩ
Vo- 0.7525
[]
Via application of external voltage between Trim and GND:
Vtrim = (0.7 - 0.1698 x {Vo - 0.7525})
SX(T)16A-3-5SA SIP Non-Isolated Power Module
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
50.8
(2.00)
12.32
(0.485)
1.28
(0.050)
12.7
(0.50)
54321910B*876 0.64
(0.025)
11 PINS
0.38
(0.015)
X
7.6
(0.30)
2.54
(0.100)
5.08
(0.200)
7.62
(0.300)
10.16
(0.400)
35.56
(1.400)
0.64
(0.025) 6.32
(0.249)
38.10
(1.500)
40.64
(1.600)
43.18
(1.700)
45.72
(1.800)
48.26
(1.900)
7.43
(0.293)
L1 (REF.)
FRONT VIEW OF BOARD (INDUCTOR SIDE) SIDE VIEW
MAX. 6.96
(0.274) REF.
*Pin Stuffed with SXT16A option only, absent with SX16A standard
Product Dimensions
DIMENSIONS:
MM
(INCHES)
TOLERANCES:
DECIMAL .X ± 0.5
(0.02)
DECIMAL .XX ± 0.25
(0.010)
OBSOLETE
SX(T)16A-3-5SA SIP Non-Isolated Power Module
Derating Output Current vs. Local Ambient Temp & Airflow
Output Current (A)
3025
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
4035 5045 55
Ambient Temperature (°C)
60 70 7565 80 85
NC (0 LFM)
0.5 m/s (100 LFM)
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
VIN = 5.0 VDC
VO = 3.3 VDC
How to Order
S X (T) 16A - 3-5 S A (-P)
Configuration
S = SIP
Internal Identifier
Identifies Sequencing Pin Function
Output Current (Amps)
Input Voltage (V)
Outputs
S = Single
Output Voltage (V)*
A = Adjustable
Optional Positive On/Off Logic
*Fixed output voltage parts and optional features available; contact factory.
REV. C 08/06
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
Recommended Hole Pattern
50.8
(2.00)
54321910B*876
1.3
(0.05)
7.9
(0.31)
1.27
(0.050)
2.54
(0.100)
5.08
(0.200)
7.62
(0.300)
10.16
(0.400)
35.56
(1.400)
38.10
(1.500)
40.64
(1.600)
43.18
(1.700)
45.72
(1.800)
48.26
(1.900)
OUTLINE AREA 1.09
(0.043)
THROUGH-HOLE
PLATED
1.63
(0.064)
BOTH SIDES
PAD SIZE
*Hole required with SXT16A option only, not required with SX16A standard
Pinout Detail
PIN FUNCTION
1VOUT
2VOUT
3SENSE
4VOUT
5GND
6GND
7VIN
8VIN
B (optional) SEQ
9TRIM
10 ON/OFF
Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510
The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
OBSOLETE
