Electrical specifications and ordering codes
Maximum ratings (T
A
= 85 °C)
Ordering code
Type
(untaped)
SIOV-
V
RMS
V
V
DC
V
i
max
(8/20 µs)
A
I
n
1)
(8/20 µs)
15 times
A
W
max
(2 ms)
J
P
max
W
B72214T2131K105 T14K130E2 130 170 6000 3000 50 0.6
B72214T2151K105 T14K150E2 150 200 6000 3000 60 0.6
B72214T2171K105 T14K175E2 175 225 6000 3000 70 0.6
B72214T2231K105 T14K230E2 230 300 6000 3000 90 0.6
B72214T2251K105 T14K250E2 250 320 6000 3000 100 0.6
B72214T2271K105 T14K275E2 275 350 6000 3000 110 0.6
B72214T2301K105 T14K300E2 300 385 6000 3000 125 0.6
B72214T2321K105 T14K320E2 320 420 6000 3000 136 0.6
B72214T2351K105 T14K350E2 350 460 6000 3000 150 0.6
B72214T2381K105 T14K385E2 385 505 6000 3000 165 0.6
B72214T2421K105 T14K420E2 420 560 6000 3000 180 0.6
1)
Note: Nominal discharge current I
n
according to UL 1449, 4
th
edition.
Characteristics (T
A
= 25 °C)
Ordering code
Type
(untaped)
SIOV-
V
v
(1 mA)
V
∆V
v
(1 mA)
%
v
c,max
(i
c
)
V
i
c
A
C
typ
(1 kHz)
pF
B72214T2131K105 T14K130E2 205 ±10 340 50 880
B72214T2151K105 T14K150E2 240 ±10 395 50 750
B72214T2171K105 T14K175E2 270 ±10 455 50 670
B72214T2231K105 T14K230E2 360 ±10 595 50 530
B72214T2251K105 T14K250E2 390 ±10 650 50 490
B72214T2271K105 T14K275E2 430 ±10 710 50 440
B72214T2301K105 T14K300E2 470 ±10 775 50 400
B72214T2321K105 T14K320E2 510 ±10 840 50 370
B72214T2351K105 T14K350E2 560 ±10 910 50 340
B72214T2381K105 T14K385E2 620 ±10 1025 50 315
B72214T2421K105 T14K420E2 680 ±10 1120 50 290
Housed varistors T14 series
ThermoFuse varistors
Page 3 of 14Please read Cautions and warnings and
Important notes at the end of this document.
