Electrical specifications and ordering codes
Maximum ratings (T
A
= 105 °C)
Ordering code
Type
(untaped)
SIOV-
V
RMS
V
V
DC
V
i
max
(8/20 µs)
1 time
A
I
n
1)
(8/20 µs)
15 times
A
W
max
(2 ms)
J
P
max
W
B72210P2171K101 S10K175E2K1 175 225 3500 2000 40.0 0.40
B72210P2271K101 S10K275E2K1 275 350 3500 2000 60.0 0.40
B72210P2301K101 S10K300E2K1 300 385 3500 2000 65.0 0.40
B72210P2321K101 S10K320E2K1 320 420 3500 2000 72.0 0.40
B72210P2351K101 S10K350E2K1 350 460 3500 2000 77.0 0.40
B72210P2381K101 S10K385E2K1 385 505 3500 2000 82.0 0.40
B72210P2421K101 S10K420E2K1 420 560 3500 2000 87.0 0.40
B72210P2461K101 S10K460E2K1 460 615 3500 2000 92.0 0.40
B72210P2511K101 S10K510E2K1 510 670 3500 2000 92.0 0.40
B72210P2551K101 S10K550E2K1 550 745 3500 2000 97.0 0.40
B72210P2621K101 S10K625E2K1 625 825 3500 2000 105.0 0.40
B72210P2681K101 S10K680E2K1 680 895 3500 2000 115.0 0.40
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
B72210P2171K101 S10K175E2K1 270 ±10 455 25.0 500
B72210P2271K101 S10K275E2K1 430 ±10 710 25.0 315
B72210P2301K101 S10K300E2K1 470 ±10 775 25.0 285
B72210P2321K101 S10K320E2K1 510 ±10 840 25.0 265
B72210P2351K101 S10K350E2K1 560 ±10 910 25.0 240
B72210P2381K101 S10K385E2K1 620 ±10 1025 25.0 230
B72210P2421K101 S10K420E2K1 680 ±10 1120 25.0 210
B72210P2461K101 S10K460E2K1 750 ±10 1240 25.0 190
B72210P2511K101 S10K510E2K1 820 ±10 1355 25.0 180
B72210P2551K101 S10K550E2K1 910 ±10 1500 25.0 160
B72210P2621K101 S10K625E2K1 1000 ±10 1650 25.0 150
B72210P2681K101 S10K680E2K1 1100 ±10 1815 25.0 135
Leaded varistors B722*
AdvanceD-MP, S10 series
Page 3 of 22Please read Cautions and warnings and
Important notes at the end of this document.