SM2T_05 Datasheet, PDF (1/6 Pages) STMicroelectronics – TRANSIL™

®
SM2T
TRANSIL™
FEATURES
■ High Peak pulse power:
200 W (10/1000 µs )
1000 W ( 8/20 µs)
■ Stand-off voltage range 5 to 24V
■ Unidirectional types
■ Low clamping factor V_CL/V_BR
■ Fast response time
■ 1.0mm overall component height
DESCRIPTION
The SM2T series are Transil diodes designed spe-
cifically for portable equipment and miniaturized
electronics devices subject to ESD transient over-
voltages.
Fully compatible with pick and place equipment
and inspectable soldering joints.
A
K
STmite
(JEDEC DO-216AA)
Table 1: Order Codes
Part Number
SM2T6V8A
SM2T14A
SM2T18A
SM2T27A
Marking
MUA
MUE
MUG
MUJ
Table 2: Absolute Ratings (T_amb = 25°C)
Symbol
Parameter
P_{PP Peak pulse power dissipation (see note} ¹₎
T_j initial = T_amb
P Power dissipation on infinite heatsink
T_amb = 100°C
I_FSM Non repetitive surge peak forward current
t_p = 10 ms
T_j initial = T_amb
T_{stg Storage temperature range}
T_j Maximum junction temperature
T_L Maximum lead temperature for soldering during 10 s.
Note 1: 10/1000µs pulse waveform.
Value
Unit
200
W
2.5
W
25
A
-65 to 175
150
°C
260
°C
Table 3: 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
January 2005
REV. 3
1/6