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SM8A27
www.vishay.com
Vishay General Semiconductor
Surface Mount PAR ? Transient Voltage Suppressors
High Temperature Stability and High Reliability Conditions
FEATURES
? Junction passivation optimized design passivated
anisotropic rectifier technology
? T J = 175 °C capability suitable for high reliability
and automotive requirement
? Low leakage current
? Low forward voltage drop
DO-218AB
PRIMARY CHARACTERISTICS
? High surge capability
? Meets ISO7637-2 surge specification
? Meets MSL level 1, per J-STD-020, LF maximum peak of
245 °C
? AEC-Q101 qualified
? Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
V BR
P PPM (10 x 1000 μs)
P D
V WM
I RSM
I FSM
T J max.
Polarity
27 V
6600 W
8W
22 V
130 A
700 A
175 °C
Uni-directional
Use in sensitive electronics protection against voltage
transients induced by inductive load switching and lighting,
especially for automotive load dump protection application.
MECHANICAL DATA
Case: DO-218AB ?
Molding compound meets UL 94 V-0 flammability rating ?
Base P/NHE3 - RoHS-compliant, AEC-Q101 qualified
Package
DO-218AB
Terminals: Matte tin plated leads, solderable
J-STD-002 and JESD 22-B102 ?
per
HE3 suffix meets JESD 201 class 2 whisker test
Polarity: Heatsink is anode
MAXIMUM RATINGS (T C = 25 °C unless otherwise noted)
PARAMETER
Peak pulse power dissipation with 10/1000 μs waveform
Power dissipation on infinite heatsink at T C = 25 °C (fig. 1)
Non-repetitive peak reverse surge current for 10 μs/10 ms exponentially
decaying waveform
Maximum working stand-off voltage
Peak forward surge current 8.3 ms single half sine-wave
Operating junction and storage temperature range
SYMBOL
P PPM
P D
I RSM
V WM
I FSM
T J , T STG
VALUE
6600
8.0
130
22.0
700
-55 to +175
UNIT
W
W
A
V
A
°C
ELECTRICAL CHARACTERISTICS (T A = 25 °C unless otherwise noted)
DEVICE TYPE
BREAKDOWN VOLTAGE
V BR AT I T
(V)
MIN. MAX.
TEST CURRENT
I T
(mA)
STAND-OFF VOLTAGE
V WM
(V)
SM8A27
Revision: 20-Jan-14
24
30
1
10
22
Document Number: 88386
For technical questions within your region: DiodesAmericas@vishay.com , DiodesAsia@vishay.com , DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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