SMD disk varistors (CU varistors)
Standard series
Electrical specifications and ordering codes
Maximum ratings (T
op,max
= 85
°C)
Type
Ordering code
V
RMS,max
V
230
230
250
250
275
275
300
300
V
DC,max
V
300
300
320
320
350
350
385
385
I
surge,max
(8/20 µs)
A
400
1200
400
1200
400
1200
400
1200
W
max
(2 ms)
mJ
7200
17000
8200
19000
8600
21000
9600
23000
P
diss,max
mW
100
250
100
250
100
250
100
250
CU3225K230G2
CU4032K230G2
CU3225K250G2
CU4032K250G2
CU3225K275G2
CU4032K275G2
CU3225K300G2
CU4032K300G2
B72650M0231K072
B72660M0231K072
B72650M0251K072
B72660M0251K072
B72650M0271K072
B72660M0271K072
B72650M0301K072
B72660M0301K072
Characteristics (T
A
= 25
°C)
Type
V
V
(1 mA)
V
360
360
390
390
430
430
470
470
∆V
V
%
±10
±10
±10
±10
±10
±10
±10
±10
V
clamp,max
V
595
595
650
650
710
710
775
775
I
clamp
(8/20 µs)
A
5
10
5
10
5
10
5
10
C
typ
(1 kHz, 1 V)
pF
60
115
55
105
50
95
45
90
CU3225K230G2
CU4032K230G2
CU3225K250G2
CU4032K250G2
CU3225K275G2
CU4032K275G2
CU3225K300G2
CU4032K300G2
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 6 of 33
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