143
04/02
Construction
I
Cylindrical varistor element, encapsulated
I
Encapsulation: thermoplast, flame-retardant to UL 94 V-0
I
Termination: tinned copper alloy
Features
I
Electrical equivalents to leaded
types SIOV-S05/S07 up to 460 V
RMS
I
Good solderability
I
PSpice models
I
Approvals: UL (all types) and CSA (
K130)
Taping
I
Supply on 8/12-mm tape, for tape dimensions see pages 154/155,
for reel dimensions and packing units see page 157, chapter "SMD Varistors: Taping"
Type designation
Detailed description of coding system on page 39, chapter "General Technical Information"
Note:
Contact EPCOS for consultancy if solvents on water-base are used for cleaning.
General technical data
Climatic category
LCT
UCT
Damp heat, steady state
(93 % r.h., 40
C)
40/85/56
40
C
+ 85
C
56 days
in accordance with IEC 60068-1
in accordance with IEC 60068-2-3
Operating temperature
40 ... + 85
C
in accordance with CECC 42 000
Storage temperature
40 ... + 125
C
Electric strength
2,5 kV
RMS
in accordance with CECC 42 000
Insulation resistance
1,0 GW
in accordance with CECC 42 000
Response time
< 10 ns
Solderability
235
C, 2 s
in accordance with IEC 60068-2-58
Resistance to soldering heat 260
C, 10 s
in accordance with IEC 60068-2-20
EPCOS metal oxide varistor
SIOV-CU 4032 K 275 G2
Design
Size (nominal)
Taping mode
Max. AC operating voltage
Tolerance of varistor voltage
SMD Varistors
Monolithic; Standard Series
144
04/02
Maximum ratings (T
A
= 85
C)
Type
SIOV-
Ordering code
V
RMS
V
V
DC
V
i
max
8/20
ms
A
W
max
(2 ms)
J
P
max
W
CU3225K11G2
B72650M0110K072
11
14
100
0,3
0,01
CU4032K11G2
B72660M0110K072
11
14
250
0,8
0,02
CU3225K14G2
B72650M0140K072
14
18
100
0,4
0,01
CU4032K14G2
B72660M0140K072
14
18
250
0,9
0,02
CU3225K17G2
B72650M0170K072
17
22
100
0,5
0,01
CU4032K17G2
B72660M0170K072
17
22
250
1,1
0,02
CU3225K20G2
B72650M0200K072
20
26
100
0,6
0,01
CU4032K20G2
B72660M0200K072
20
26
250
1,3
0,02
CU3225K25G2
B72650M0250K072
25
31
100
0,7
0,01
CU4032K25G2
B72660M0250K072
25
31
250
1,6
0,02
CU3225K30G2
B72650M0300K072
30
38
100
0,9
0,01
CU4032K30G2
B72660M0300K072
30
38
250
2,0
0,02
CU3225K35G2
B72650M0350K072
35
45
100
1,1
0,01
CU4032K35G2
B72660M0350K072
35
45
250
2,5
0,02
CU3225K40G2
B72650M0400K072
40
56
100
1,3
0,01
CU4032K40G2
B72660M0400K072
40
56
250
3,0
0,02
CU3225K50G2
B72650M0500K072
50
65
400
1,8
0,10
CU4032K50G2
B72660M0500K072
50
65
1200
4,2
0,25
CU3225K60G2
B72650M0600K072
60
85
400
2,2
0,10
CU4032K60G2
B72660M0600K072
60
85
1200
4,8
0,25
CU3225K75G2
B72650M0750K072
75
100
400
2,5
0,10
CU4032K75G2
B72660M0750K072
75
100
1200
5,9
0,25
CU3225K95G2
B72650M0950K072
95
125
400
3,4
0,10
CU4032K95G2
B72660M0950K072
95
125
1200
7,6
0,25
CU3225K115G2 B72650M0111K072
115
150
400
3,6
0,10
CU4032K115G2 B72660M0111K072
115
150
1200
8,4
0,25
CU3225K130G2 B72650M0131K072
130
170
400
4,2
0,10
CU4032K130G2 B72660M0131K072
130
170
1200
9,5
0,25
CU3225K140G2 B72650M0141K072
140
180
400
4,5
0,10
CU4032K140G2 B72660M0141K072
140
180
1200
10,0
0,25
Monolithic; Standard Series
SMD Varistors
146
04/02
CU3225K150G2 B72650M0151K072
150
200
400
4,9
0,10
CU4032K150G2 B72660M0151K072
150
200
1200
11,0
0,25
CU3225K175G2 B72650M0171K072
175
225
400
5,6
0,10
CU4032K175G2 B72660M0171K072
175
225
1200
13,0
0,25
CU3225K230G2 B72650M0231K072
230
300
400
7,2
0,10
CU4032K230G2 B72660M0231K072
230
300
1200
17,0
0,25
CU3225K250G2 B72650M0251K072
250
320
400
8,2
0,10
CU4032K250G2 B72660M0251K072
250
320
1200
19,0
0,25
CU3225K275G2 B72650M0271K072
275
350
400
8,6
0,10
CU4032K275G2 B72660M0271K072
275
350
1200
21,0
0,25
CU3225K300G2 B72650M0301K072
300
385
400
9,6
0,10
CU4032K300G2 B72660M0301K072
300
385
1200
23,0
0,25
CU4032K460G2 B72660M0461K072
460
615
1000
36,0
0,25
Maximum ratings (T
A
= 85
C)
Type
SIOV-
Ordering code
V
RMS
V
V
DC
V
i
max
8/20
ms
A
W
max
(2 ms)
J
P
max
W
Monolithic; Standard Series
SMD Varistors
PDF 
ZIP
