BAT54T /AT /CT /ST
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
•
•
•
•
•
•
•
Ultra-Small Surface Mount Package
Low Forward Voltage Drop
Fast Switching
PN Junction Guard Ring for Transient and ESD Protection
Lead Free/RoHS Compliant (Note 1)
"Green" Device (Note 2 and 3)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
•
•
•
•
•
•
•
Case: SOT-523
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - Solderable per MIL-STD-202, Method 208
Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
Polarity: See Diagrams Below
Weight: 0.002 grams (approximate)
Top View
BAT54T
BAT54AT
BAT54CT
BAT54ST
Ordering Information
(Note 4)
Part Number
BAT54T-7-F
BAT54AT-7-F
BAT54CT-7-F
BAT54ST-7-F
Notes:
Case
SOT-523
SOT-523
SOT-523
SOT-523
Packaging
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
1. No purposefully added lead.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
3. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
4. For packaging details, go to our website at http://www.diodes.com.
Marking Information
xx = Product Type Marking Code
L1 = BAT54T
L2 = BAT54AT
L3 = BAT54CT
L4 = BAT54ST
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
xx
YM
Date Code Key
Year
2002
Code
N
Month
Code
Jan
1
2003
P
Feb
2
2004
R
Mar
3
2005
S
2006
T
Apr
4
2007
U
May
5
2008
V
Jun
6
2009
W
Jul
7
2010
X
Aug
8
2011
Y
Sep
9
2012
Z
2013
A
Oct
O
2014
B
Nov
N
2015
C
Dec
D
BAT54T /AT /CT /ST
Document number: DS30259 Rev. 11 - 2
1 of 4
www.diodes.com
October 2010
© Diodes Incorporated
BAT54T /AT /CT /ST
Maximum Ratings
@T
A
= 25°C unless otherwise specified
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current
Repetitive Peak Forward Current
Forward Surge Current
(Note 5)
@ t < 1.0s
Symbol
V
RRM
V
RWM
V
R
I
FM
I
FRM
I
FSM
Value
30
200
300
600
Unit
V
mA
mA
mA
Thermal Characteristics
Characteristic
Power Dissipation
Thermal Resistance, Junction to Ambient
Operating and Storage Temperature Range
(Note 5)
(Note 5)
Symbol
P
D
R
θ
JA
T
J
, T
STG
Value
150
833
-65 to +125
Unit
mW
°C/W
°C
Electrical Characteristics
@T
A
= 25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage
(Note 6)
Symbol
V
(BR)R
Min
30
Typ
⎯
Max
⎯
240
320
400
500
1000
2.0
10
5.0
Unit
V
Test Condition
I
R
= 100μA
I
F
= 0.1mA
I
F
= 1mA
I
F
= 10mA
I
F
= 30mA
I
F
= 100mA
V
R
= 25V
V
R
= 1.0V, f = 1.0MHz
I
F
= 10mA through I
R
= 10mA
to I
R
= 1.0mA, R
L
= 100Ω
Forward Voltage
V
F
(Note 6)
I
R
C
T
t
rr
⎯
⎯
mV
Reverse Leakage Current
Total Capacitance
Reverse Recovery Time
Notes:
⎯
⎯
⎯
⎯
⎯
⎯
μA
pF
ns
5. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at
http://www.diodes.com/datasheets/ap02001.pdf.
6. Short duration pulse test used to minimize self-heating effect.
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
1
100
0.1
10
1
0.01
0.1
0.001
0.01
0.0001
0.4
1.0
0.2
0.8
0
0.6
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
0.001
0
5
10
15
20
30
25
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
BAT54T /AT /CT /ST
Document number: DS30259 Rev. 11 - 2
2 of 4
www.diodes.com
October 2010
© Diodes Incorporated
BAT54T /AT /CT /ST
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.
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 © 2010, Diodes Incorporated
www.diodes.com
BAT54T /AT /CT /ST
Document number: DS30259 Rev. 11 - 2
4 of 4
www.diodes.com
October 2010
© Diodes Incorporated
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