SM2T Datasheet, PDF (2/5 Pages) STMicroelectronics – Transient Voltage Suppressor: TRANSIL ™

SM2T series
ELECTRICAL CHARACTERISTICS (Tamb = 25°C)
Symbol
Parameter
V_RM
Stand-off voltage
VBR
Breakdown voltage
VCL
Clamping voltage
IRM
Leakage current @ VRM
IPP
Peak pulse current
αT
Voltage temperature coefficient
I
IF
VCL VBR
VRM
VF
I _RM
V
I _PP
Types
I_RM max @ V_RM
SM2T6V8A
50µA
5V
SM2T14A
1µA
12V
SM2T18A
1µA
16V
SM2T27A
1µA
24V
Note 1: 10/1000µs pulse waveform.
VBR min @ IR
6.4V
13.3V
17.1V
25.7V
10 mA
1 mA
1 mA
1 mA
VCL max @ IPP
Note 1
9.2V 19.6A
19.9V 9.0A
26V
7A
38.9V 4.6A
T max
10-4/°C
5.7
8.3
8.8
9.6
C typ
at 0V
1600pF
650pF
500pF
350pF
Fig. 1: Peak pulse power versus exponential pulse dura-
tion.
PPP(W)
1.E+04
T_j initial = 25°C
1.E+03
1.E+02
1.E+01
0.01
tP(ms)
0.10
1.00
10.00
Fig. 2: Relative variation of peak pulse power versus initial
junction temperature.
%
110
100
90
80
70
60
50
40
30
20
10
0
0
Tj(°C)
25
50
75
100
125
150
175
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