SMAJ5.0 thru SMAJ188CA
Vishay General Semiconductor
Surface Mount TRANSZORB® Transient Voltage Suppressors
FEATURES
• Low profile package
• Ideal for automated placement
• Glass passivated chip junction
• Available in Unidirectional and Bidirectional
•
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
DO-214AC (SMA)
• Low incremental surge resistance
• Meets MSL level 1, per J-STD-020C, LF max peak
of 260 °C
• Solder Dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
MAJOR RATINGS AND CHARACTERISTICS
VWM
PPPM
IFSM
5.0 V to 188 V
400 W, 300 W
40 A
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.
Tj max.
150 °C
DEVICES FOR BIDIRECTION APPLICATIONS
For bidirectional use C or CA suffix (e.g. SMAJ10C,
SMAJ10CA).
Electrical characteristics apply in both directions.
MECHANICAL DATA
Case: DO-214AC (SMA)
Epoxy meets UL 94V-0 flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade, HE3 suffix for high
reliability grade (AEC Q101 qualified)
Polarity: Color band denotes cathode end
MAXIMUM RATINGS (T = 25 °C unless otherwise noted)
A
PARAMETER
SYMBOL
PPPM
VALUE
400
UNIT
W
Peak pulse power dissipation with a 10/1000 µs waveform (1,2) (see Fig. 1)
Peak pulse current with a waveform (1)
Peak forward surge current 8.3 ms single half sine-wave uni-directional only (2)
IPPM
see next table
40
A
IFSM
A
Operating junction and storage temperature range
TJ, TSTG
- 55 to + 150
°C
Note:
(1) Non-repetitive current pulse, per Fig. 3 and derated above TA = 25 °C per Fig. 2. Rating is 300 W above 78 V
(2) Mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal
Document Number 88390
12-Sep-06
www.vishay.com
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