SM2T Datasheet, PDF (1/5 Pages) STMicroelectronics – Transient Voltage Suppressor: TRANSIL ™

®
SM2T series
Transient Voltage Suppressor: TRANSIL ™
FEATURES AND BENEFITS
s High Peak pulse power:
200 W (10/1000 µs )
1000 W ( 8/20 µs)
s Stand-off voltage range 5 to 24V
s Unidirectional types
s Low clamping factor /V V_{CL BR}
s Fast response time
s 1.0mm overall component height
DESCRIPTION
The SM2T series are Transil diodes designed specifically
for portable equipment and miniaturized electronics de-
vices subject to ESD transient overvoltages.
Fully compatible with pick and place equipment and
inspectable soldering joints.
A
K
DO-216AA
(ST mite)
ABSOLUTE RATINGS (Tamb = 25°C)
Symbol
Parameter
PPP
Peak pulse power dissipation (see note 1)
P
Power dissipation on infinitive heatsink
I_FSM
Non repetitive surge peak forward current
T_stg
Storage temperature range
Tj
Maximum operating junction temperature
TL
Lead solder temperature (10 seconds duration)
Note 1: 10/1000 µs pulse waveform.
Value
Unit
Tj initial = Tamb
200
W
Tamb = 100°C
2.5
W
tp = 10 ms
25
A
Tj initial = Tamb
- 65 to + 175 °C
150
260
°C
THERMAL RESISTANCES
Symbol
Parameter
Rth (j-t) Junction to tab
Rth (j-a) Junction to ambient on PCB with recommended pad layout
Value
20
250
Unit
°C/W
°C/W
April 2002 - Ed: 1A
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