Datasheet

SMAJ5.0A thru SMAJ188CA
www.vishay.com
Vishay General Semiconductor
Revision: 09-Dec-13
1
Document Number: 88390
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Surface Mount TRANSZORB
®
Transient Voltage Suppressors
DEVICES FOR BI-DIRECTION APPLICATIONS
For bi-directional use CA suffix (e.g. SMAJ10CA).
Electrical characteristics apply in both directions.
FEATURES
• Low profile package
• Ideal for automated placement
• Glass passivated chip junction
• Available in uni-directional and bi-directional
• 400 W peak pulse power capability with a
10/1000 μs waveform, repetitive rate (duty cycle):
0.01 % (300 W above 78 V)
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• AEC-Q101 qualified
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
Use in sensitive electronics protection against voltage
transients induced by inductive load switching and lighting
on ICs, MOSFET, signal lines of sensor units for consumer,
computer, industrial, automotive, and telecommunication.
MECHANICAL DATA
Case: DO-214AC (SMA) 
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS compliant, commercial grade
Base P/NHE3 - RoHS compliant, AEC-Q101 qualified
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 2 whisker test
Polarity: For uni-directional types the band denotes
cathode end, no marking on bi-directional types
Notes
(1)
Non-repetitive current pulse, per fig. 3 and derated above T
A
= 25 °C per fig. 2. Rating is 300 W above 78 V
(2)
Mounted on 0.2" x 0.2" (5.0 mm x 5.0 mm) copper pads to each terminal
PRIMARY CHARACTERISTICS
V
BR
uni-directional 6.40 V to 231 V
V
BR
bi-directional 6.40 V to 231 V
V
WM
5.0 V to 188 V
P
PPM
400 W, 300 W
I
FSM
40 A
T
J
max. 150 °C
Polarity Uni-directional, bi-directional
Package DO-214AC (SMA)
DO-214AC (SMA)
MAXIMUM RATINGS (T
A
= 25 °C unless otherwise noted)
PARAMETER SYMBOL VALUE UNIT
Peak pulse power dissipation with a 10/1000 μs waveform
(1)(2)
(fig. 1) P
PPM
400 W
Peak pulse current with a waveform
(1)
I
PPM
See next table A
Peak forward surge current 8.3 ms single half sine-wave uni-directional only
(2)
I
FSM
40 A
Operating junction and storage temperature range T
J
, T
STG
- 55 to + 150 °C