SM6T Characteristics
Doc ID 3082 Rev 9 3/10
Table 3. Electrical characteristics, parameter values (T
amb
= 25 °C)
Order code
I
RM
max@V
RM
V
BR
@I
R
(1)
V
CL
@I
PP
10/1000 µs
R
D
10/1000 µs
V
CL
@I
PP
8/20 µs
R
D
8/20 µs
αT
(2)
25 °C 85 °C min typ max max max max
µA V V mA V
(3)
A
(4)
Ω V
(3)
A
(4)
Ω 10-4/ °C
SM6T6V8A/CA 20 50 5.8 6.45 6.8 7.14 10 10.5 57 0.059 13.4 298 0.021 5.7
SM6T7V5A/CA 20 50 6.4 7.13 7.5 7.88 10 11.3 53 0.065 14.5 276 0.024 6.1
SM6T10A/CA 20 50 8.55 9.5 10 10.5 1 14.5 41 0.098 18.6 215 0.038 7.3
SM6T12A/CA 0.2 1 10.2 11.4 12 12.6 1 16.7 36 0.114 21.7 184 0.049 7.8
SM6T15A/CA 0.2 1 12.8 14.3 15 15.8 1 21.2 28 0.193 27.2 147 0.078 8.4
SM6T18A/CA 0.2 1 15.3 17.1 18 18.9 1 25.2 24 0.263 32.5 123 0.111 8.8
SM6T22A/CA 0.2 1 18.8 20.9 22 23.1 1 30.6 20 0.375 39.3 102 0.159 9.2
SM6T24A/CA 0.2 1 20.5 22.8 24 25.2 1 33.2 18 0.444 42.8 93 0.189 9.4
SM6T27A/CA 0.2 1 23.1 25.7 27 28.4 1 37.5 16 0.569 48.3 83 0.240 9.6
SM6T30A/CA 0.2 1 25.6 28.5 30 31.5 1 41.5 14.5 0.690 53.5 75 0.293 9.7
SM6T33A/CA 0.2 1 28.2 31.4 33 34.7 1 45.7 13.1 0.840 59.0 68 0.357 9.8
SM6T36A/CA 0.2 1 30.8 34.2 36 37.8 1 49.9 12 1.01 64.3 62 0.427 9.9
SM6T39A/CA 0.2 1 33.3 37.1 39 41.0 1 53.9 11.1 1.16 69.7 57 0.504 10.0
SM6T56A/CA 0.2 1 47.6 53.2 56 58.8 1 76.6 7.8 2.28 100 40 1.030 10.0
SM6T68A/CA 0.2 1 58.1 64.6 68 71.4 1 92 6.5 3.17 121 33 1.503 10.4
SM6T75A/CA 0.2 1 64.1 71.3 75 78.8 1 103 5.8 4.17 134 30 1.84 10.5
SM6T100A/CA 0.2 1 85.5 95.0 100 105 1 137 4.4 7.27 178 22.5 3.24 10.6
SM6T150A/CA 0.2 1 128 143 150 158 1 207 2.9 16.9 265 15 7.13 10.8
SM6T200A/CA 0.2 1 171 190 200 210 1 274 2.2 29.1 353 11.3 12.7 10.8
SM6T220A/CA 0.2 1 188 209 220 231 1 328 2 48.5 388 10.3 15.2 10.8
1. Pulse test : t
p
< 50 ms
2. To calculate V
BR
versus junction temperature, use the following formula: V
BR
@ T
J
= V
BR
@ 25°C
x (1 + αT x (T
J
– 25)).
3. To calculate maximum clamping voltage at other surge level, use the following formula: V
CL
= R
D
x I
PP
+ V
BRmax.
4. Surge capability given for both directions for unidirectional and bidirectional types.