SIOV Metal Oxide Varistors
SMD Varistors (Standard; MLV Series)
Multilayer (CT/CN)
Standard
Construction
ꢀ Multilayer technology
ꢀ Termination: nickel barrier or silver palladium (silver platinum for arrays)
ꢀ No plastic or epoxy packaging assures better than UL 94 V-0 flammability rating
Features
ꢀ Sizes 0402 … 2220
ꢀ Suitable for ESD protection
ꢀ Bidirectional clamping
ꢀ Types with controlled capacitance available
ꢀ PSpice models
ꢀ Surge currents up to 1200 A
ꢀ Operating temperatures up to 125 °C
ꢀ Good solderability
Taping
ꢀ Supply on 8/12-mm tape, for tape dimensions see pages 154/155,
for reel dimensions and packing units see page 157
Type designation
Detailed description of coding system on page 39
SIOV-CT 0603 M 4 G
EPCOS metal oxide varistor
Design
Taping mode
Max. AC operating voltage
Tolerance of varistor voltage
Size (nominal)
General technical data
Climatic category
55/125/56 (55/85/56)
in acc. with IEC 60068-1
LCT
UCT
–
+
55 °C
85 °C(CT/CN0402…0603)
+ 125 °C(CT/CN0805…2220)
Damp heat, steady state 56 days
in acc. with IEC 60068-2-3
(93 % r.h., 40 °C)
– 55 … + 85 °C CT/CN0402 … 0603 in acc. with CECC 42 000
– 55 … + 125 °C CT/CN0805 … 2220 in acc. with CECC 42 000
– 55 … + 150 °C CT/CN0805 … 2220
Operating temperature
Storage temperature1)
– 55 … + 125 °C CT/CN0402 … 0603
Response time
Solderability
< 0,5 ns
235 °C, 2 s
in acc. with IEC 60068-2-58
in acc. with IEC 60068-2-58
Resistance to soldering heat 260 °C, 10 s
1) for mounted parts (storage conditions for unused parts on reel see page 38 [1.12.4])
117 10/00