BAT54 /A /C /S
Document number: DS11005 Rev. 32 - 2
1 of 5
www.diodes.com
November 2016
© Diodes Incorporated
BAT54 /A /C /S
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Product Summary (@TA = +25°C)
VRRM (V)
IO (mA)
VFmax (V)
IRmax (μA)
30
200
0.8
2
Description
200mA surface mount Schottky Barrier Diode in SOT23 package,
offers low turn-on voltage and fast switching capability, designed with
PN Junction Guard Ring for Transient and ESD Protection, totally
lead-free finish and RoHS compliant, ”Green” device.
Features and Benefits
Low Turn-on Voltage
Fast Switching
PN Junction Guard Ring for Transient and ESD Protection
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
An Automotive-Compliant Part is Available Under Separate
Datasheet (BAT54Q_AQ_CQ_SQ)
Mechanical Data
Case: SOT23
Case Material: Molded Plastic, “Green Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
Polarity: See Diagrams Below
Weight: 0.008 grams (Approximate)
Top View
BAT54
BAT54A
BAT54C
BAT54S
Ordering Information (Note 4)
Part Number
Compliance
Case
Packaging
BAT54-7-F
Standard
SOT23
3000/Tape & Reel
BAT54A-7-F
Standard
SOT23
3000/Tape & Reel
BAT54C-7-F
Standard
SOT23
3000/Tape & Reel
BAT54S-7-F
Standard
SOT23
3000/Tape & Reel
BAT54-13-F
Standard
SOT23
10,000/Tape & Reel
BAT54A-13-F
Standard
SOT23
10,000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http://www.diodes.com/products/packages.html.
Marking Information
Date Code Key
Year
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Code
X
Y
Z
A
B
C
D
E
F
G
H
I
J
K
Month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Shanghai A/T Site
Chengdu A/T Site
xxx = Product Type Marking Code
KL1 = BAT54
KL2 = BAT54A
KL3 = BAT54C
KL4 = BAT54S
YM = Date Code Marking for SAT (Shanghai Assembly/ Test site)
YM = Date Code Marking for CAT (Chengdu Assembly/ Test site)
Y or Y = Year (ex: D = 2016)
M = Month (ex: 9 = September)
BAT54 /A /C /S
Document number: DS11005 Rev. 32 - 2
2 of 5
www.diodes.com
November 2016
© Diodes Incorporated
BAT54 /A /C /S
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
30
V
Average Rectified Output Current (Note 5)
IO
200
mA
Repetitive Peak Forward Current
IFRM
300
mA
Forward Surge Current @ t < 1.0s
IFSM
600
mA
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 5)
PD
200
mW
Typical Thermal Resistance Junction to Ambient Air (Note 5)
RθJA
500
°C/W
Typical Thermal Resistance Junction to Case (Note 8)
RθJC
180
°C/W
Operating and Storage Temperature Range (Note 6)
TJ, TSTG
-65 to +150
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 7)
V(BR)R
30


V
IRS = 100µA
Forward Voltage
VF


240
320
400
500
800
mV
IF = 0.1mA
IF = 1mA
IF = 10mA
IF = 30mA
IF = 100mA
Reverse Leakage Current (Note 7)
IR


2.0
µA
VR = 25V
Total Capacitance
CT


10
pF
VR = 1.0V, f = 1.0MHz
Reverse Recovery Time
tRR


5.0
ns
IF = 10mA through IR = 10mA to
IR = 1.0mA, RL = 100
Notes: 5. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/package-outlines.html.
6. The heat generated must be less than the thermal conductivity from Junction-to-Ambient: dPD/dTJ < 1/RθJA.
7. Short duration test pulse used to minimize self-heating effect.
8. Device mounted on Polymide substrate PC board. FR-4 2oz 1*MRP layout.
BAT54 /A /C /S
Document number: DS11005 Rev. 32 - 2
3 of 5
www.diodes.com
November 2016
© Diodes Incorporated
BAT54 /A /C /S
0
2
4
10
8
6
12
010 15
520 30
25
C , TOTAL CAPACITANCE (pF)
T
V , DC REVERSE VOLTAGE (V)
Figure 3 Total Capacitance vs. Reverse Voltage
R
0
100
025 50 75 100 125
P POWER DISSIPATION (mW)
D,
T , AMBIENT TEMPERATURE ( C)
Figure 4 Power Derating Curve
A°
200
150
Note 5
0.001
0.01
0.1
10
1
100
0
5
10
15
20
25
30
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Figure 2 Typical Reverse Characteristics
R
T = 25ºC
A
T = 75ºC
A
T = 125ºC
A
T = 0ºC
A
0.1
0.01
1
0.001
0.0001
0
1.0
0.4
0.6
0.8
0.2
I
,
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
(
A
)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 1 Typical Forward Characteristics
F
T = -40ºC
A
T = 125ºC
A
T = 75ºC
A
T = 25ºC
A
T = 0ºC
A
IF, INSTANTANEOUS FORWARD CURRENT (A)
BAT54 /A /C /S
Document number: DS11005 Rev. 32 - 2
4 of 5
www.diodes.com
November 2016
© Diodes Incorporated
BAT54 /A /C /S
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT23
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOT23
SOT23
Dim
Min
Max
Typ
A
0.37
0.51
0.40
B
1.20
1.40
1.30
C
2.30
2.50
2.40
D
0.89
1.03
0.915
F
0.45
0.60
0.535
G
1.78
2.05
1.83
H
2.80
3.00
2.90
J
0.013
0.10
0.05
K
0.890
1.00
0.975
K1
0.903
1.10
1.025
L
0.45
0.61
0.55
L1
0.25
0.55
0.40
M
0.085
0.150
0.110
a
--
All Dimensions in mm
Dimensions
Value (in mm)
C
2.0
X
0.8
X1
1.35
Y
0.9
Y1
2.9
J
K1 K
L1
GAUGE PLANE
0.25
H
L
M
All 7°
A
CB
D
G
F
a
X
Y
Y1 C
X1
BAT54 /A /C /S
Document number: DS11005 Rev. 32 - 2
5 of 5
www.diodes.com
November 2016
© Diodes Incorporated
BAT54 /A /C /S
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2016, Diodes Incorporated
www.diodes.com