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SMD Varistors
MLV; Standard Series
Construction
I Multilayer technology
I Termination: nickel barrier (CT series) or silver palladium (CN series)
or silver platinum (only for CN0402 … K2)
I No plastic or epoxy encapsulation assures better than UL 94 V-0 flammability rating
Features
I Sizes 0402 … 2220
I Surge currents up to 1200 A
I Operating temperatures up to 125 °C
I Good solderability
I Suitable for ESD protection
I Bidirectional clamping
I Types with controlled capacitance available
I PSpice models
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”
EPCOS metal oxide varistor
Design
Size (nominal)
SIOV-CT 0603 M 4 G
Taping mode
Max. AC operating voltage
Tolerance of varistor voltage
General technical data
Climatic category
LCT
UCT
Damp heat, steady state
(93 % r.h., 40 °C)
55/125/56 (55/85/56)
– 55 °C
+ 85 °C (CT/CN0402 … 0603)
+ 125 °C (CT/CN0805 … 2220)
56 days
in acc. with IEC 60068-1
in acc. with IEC 60068-2-3
Operating temperature
– 55 … + 85 °C CT/CN0402 … 0603 in acc. with CECC 42 000
– 55 … + 125 °C CT/CN0805 … 2220 in acc. with CECC 42 000
Storage temperature1)
– 55 … + 150 °C CT/CN0805 … 2220
– 55 … + 125 °C CT/CN0402 … 0603
Response time
< 0,5 ns
Solderability
235 °C, 2 s
in acc. with IEC 60068-2-58
Resistance to soldering heat 260 °C, 10 s
in acc. with IEC 60068-2-58
1) For mounted parts (storage conditions for unused parts on reel see page 38, chapter “General Technical Information”)
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SMD Varistors
Standard – Nickel Barrier Termination (available upon request)
Maximum ratings (0402 … 0603: TA = 85 °C; 0805 … 2220: TA = 125 °C)
Type
SIOV-
CT0603M4G
CT0805M4G
CT1206M4G
CT1210M4G
CT1812M4G
CT2220M4G
Ordering code
B72500T0040M060
B72510T0040M062
B72520T0040M062
B72530T0040M062
B72580T0040M062
B72540T0040M062
VRMS
V
4
4
4
4
4
4
VDC
V
5,5
5,5
5,5
5,5
5,5
5,5
imax
8/20 ms
A
30
100
150
250
500
1000
Wmax
(2 ms)
J
0,1
0,1
0,3
0,4
0,8
1,4
CT0603M6G B72500T0060M060
CT0805M6G B72510T0060M062
CT0805M6CCG B72510T5060M062
CT1206M6G B72520T0060M062
CT1210M6G B72530T0060M062
CT1812M6G B72580T0060M062
CT2220M6G B72540T0060M062
6
6
6
6
6
6
6
8 30 0,1
8 120 0,2
8 120 0,2
8 200 0,4
8 300 0,7
8 500 1,0
8
1200
3,6
CT0603M7G B72500T0070M060
7
9
30 0,1
CT0603L8G B72500T0080L060
8
11
30 0,1
CT0805L8G B72510T0080L062
8
11
120 0,2
CT1206L8G B72520T0080L062
8
11
200 0,5
CT1210L8G B72530T0080L062
8
11
400 1,0
CT1812L8G B72580T0080L062
8
11
800 1,8
CT2220L8G B72540T0080L062
8
11
1200
4,2
CT0603K11G B72500T0110K060
11
14
30 0,2
CT0805K11G B72510T0110K062
11
14
120 0,2
CT1206K11G B72520T0110K062
11
14
200 0,5
CT1210K11G B72530T0110K062
11
14
400 1,2
CT1812K11G B72580T0110K062
11
14
800 1,9
CT2220K11G B72540T0110K062
11
14
1200
5,4
CT0402L14G B72590T0140L060
14
16
10 0,01
CT0603K14G B72500T0140K060
14
18
30 0,2
CT0805K14G B72510T0140K062
14
18
120 0,3
CT1206K14G B72520T0140K062
14
18
200 0,5
CT1210K14G B72530T0140K062
14
18
400 1,5
CT1812K14G B72580T0140K062
14
18
800 2,3
CT2220K14G B72540T0140K062
14
18
1200
5,8
Pmax
W
0,003
0,005
0,008
0,010
0,015
0,020
0,003
0,005
0,005
0,008
0,010
0,015
0,020
0,003
0,003
0,005
0,008
0,010
0,015
0,020
0,003
0,005
0,008
0,010
0,015
0,020
0,003
0,003
0,005
0,008
0,010
0,015
0,020
A wide range of HC, CC and LC types are available upon request (see 3.3.6, chapter “Applications”).
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