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Features
• Low Forward Voltage Drop
• Low Reverse Leakage
• Excellent High Temperature Stability
• Patented Super Barrier Rectifier Technology
• Soft, fast switching capability
• 150ºC Operating Junction Temperature
• Lead Free/RoHS Compliant (Note 1)
• “Green” Device (Note 2)
NEW PRODUCT
SBR1A40S1
SUPER BARRIER RECTIFIER
Mechanical Data
• Case: SOD123
• Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Leads: Matte Tin Finish annealed over Alloy 42 leadframe (Lead
Free Plating) Solderable per MIL-STD-202, Method 208
• Polarity: Cathode Band
• Weight: 0.004 grams (approximate)
Top View
1A SBR
®
Ordering Information (Note 3)
Part Number Case Packaging
SBR1A40S1-7 SOD123 3000/Tape & Reel
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes.
2. Diodes Inc.’s “Green” policy can be found on our website at http://www.diodes.com.
3. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Date Code Key
Year 2010 2011 2012 2013 2014 2015 2016
Code X Y Z A B C D
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
SBR is a registered trademark of Diodes Incorporated.
D4
YM
SBR1A40S1
Document number: DS33306 Rev. 3 - 2
D 4 = Product Type Marking Code
YM = Date Code Marking
Y = Year (ex: X = 2010)
M = Month (ex: 9 = September)
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© Diodes Incorporated
July 2011
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Maximum Ratings @T
= 25°C unless otherwise specified
A
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current TC = 65°C IO
Non-Repetitive Peak Forward Surge Current
8.3ms Single Half Sine-Wave Superimposed on Rated Load
Thermal Characteristics
NEW PRODUCT
Maximum Thermal Resistance
Thermal Resistance Junction to Ambient (Note 4)
Thermal Resistance Junction to Ambient (Note 5)
Operating and Storage Temperature Range
Power Dissipation (Note 7)
Characteristic Symbol Value Unit
SBR1A40S1
V
RRM
V
RWM
V
RM
I
FSM
R
JA
θ
R
JA
θ
T
, T
J
STG
PD
R
JC
θ
40 V
1 A
20 A
473
407
ºC/W
-65 to +150 ºC
320
147
mW
ºC/W
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop
Leakage Current (Note 6)
Notes: 4. FR-4 PCB, 2 oz. Copper, minimum recommended pad layout per http://www.diodes.com.
5. Polymide PCB, 2 oz. Copper, minimum recommended pad layout pad layout per http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
7. Device mounted on FR-4 substate,1”*1”,2oz, copper,singie-sided,PC boards.
V
F
I
R
- - 0.52
- 0.44 0.50
- 18 200 µA
- 4 - mA
10
100,000
μ
0.1
0.01
0.001
1
T = 150°C
A
10,000
1,000
100
10
I
= 1A, TJ = 25ºC
F
V
= 1A, TJ = 125ºC
I
F
= 40V, TJ = 25ºC
V
R
= 40V, TJ = 100ºC
V
R
T = 150°C
A
T = 125°C
A
T = 85°C
A
T = 25°C
A
F
I , INSTANTANEOUS FORWARD CURRENT (A)
0.0001
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
V , INSTANT ANEOUS FORWARD VOLTAGE (V)
F
Fig.1 Typical Forward Characteristics
SBR is a registered trademark of Diodes Incorporated.
SBR1A40S1
Document number: DS33306 Rev. 3 - 2
www.diodes.com
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R
I , INSTANTANEOUS REVERSE CURRENT ( A)
1
010203040
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
© Diodes Incorporated
July 2011
Page 3
NEW PRODUCT
1,000
100
10
0 5 10 15 20 25 30 35 40
30
25
V , DC REVERSE VOLTAGE (V)
R
Fig. 3 Total Capacitance vs. Reverse Voltage
f = 1.0MHz
1.2
1
SBR1A40S1
20
15
10
5
PEAK FORWARD SURGE CURRENT (A)
0
110100
NUMBER OF CYCLES (TIMES)
SBR is a registered trademark of Diodes Incorporated.
SBR1A40S1
Document number: DS33306 Rev. 3 - 2
Fig. 5
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0.8
0.6
0.4
F
I , DC FORWARD CURRENT
0.2
0
20 40 60 80 100 120 140 160 180
T, TERMINAL TEMPERATURE (°C)
t
Fig. 7 DC Forward Current Derating
July 2011
© Diodes Incorporated
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Package Outline Dimensions
NEW PRODUCT
B
M
Suggested Pad Layout
X
SBR1A40S1
C
H
A
K
L
C
Dimensions Value (in mm)
G 2.5
Y
G
Z
C 3.7
SOD123
Dim Min Max
A 0.55 Typ
B 1.40 1.70
C 3.55 3.85
H 2.55 2.85
J 0.00 0.10
K 1.00 1.35
L 0.25 0.40
M 0.10 0.15
α
All Dimensions in mm
Z 4.9
X 0.7
Y 1.2
0 8°
SBR is a registered trademark of Diodes Incorporated.
SBR1A40S1
Document number: DS33306 Rev. 3 - 2
www.diodes.com
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July 2011
© Diodes Incorporated
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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 o r products described herein in such applica tions 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 unauthorize d 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.
NEW PRODUCT
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.
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
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 © 2011, Diodes Incorporated
www.diodes.com
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
IMPORTANT NOTICE
LIFE SUPPORT
SBR1A40S1
SBR is a registered trademark of Diodes Incorporated.
SBR1A40S1
Document number: DS33306 Rev. 3 - 2
www.diodes.com
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July 2011
© Diodes Incorporated
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