Datasheet

ManualsBrandsEPCOS ManualsSMD VaristorsSMD Varistor 1.2 kA 95V

143 04/02

Construction

■ Cylindrical varistor element, encapsulated

■ Encapsulation: thermoplast, flame-retardant to UL 94 V-0

■ Termination: tinned copper alloy

Features

■ Electrical equivalents to leaded

types SIOV-S05/S07 up to 460 V

RMS

■ Good solderability

■ PSpice models

■ Approvals: UL (all types) and CSA (³ K130)

Taping

■ 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

³ 2,5 kV

RMS

in accordance with CECC 42 000

Insulation resistance

³ 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

Summary of content (7 pages)

PAGE 1
SMD Varistors Monolithic; Standard Series Construction ■ Cylindrical varistor element, encapsulated ■ Encapsulation: thermoplast, flame-retardant to UL 94 V-0 ■ Termination: tinned copper alloy Features ■ Electrical equivalents to leaded types SIOV-S05/S07 up to 460 V RMS ■ Good solderability ■ PSpice models ■ Approvals: UL (all types) and CSA (³ K130) Taping ■ 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: Tapin
PAGE 2
SMD Varistors Monolithic; Standard Series Maximum ratings (TA = 85 °C) Wmax (2 ms) J 0,3 0,8 W 0,01 0,02 100 250 0,4 0,9 0,01 0,02 22 22 100 250 0,5 1,1 0,01 0,02 20 20 26 26 100 250 0,6 1,3 0,01 0,02 B72650M0250K072 B72660M0250K072 25 25 31 31 100 250 0,7 1,6 0,01 0,02 CU3225K30G2 CU4032K30G2 B72650M0300K072 B72660M0300K072 30 30 38 38 100 250 0,9 2,0 0,01 0,02 CU3225K35G2 CU4032K35G2 B72650M0350K072 B72660M0350K072 35 35 45 45 100 250 1,1 2,5 0,01 0,02 CU3225K40G2 CU4032K
PAGE 3
SMD Varistors Monolithic; Standard Series Characteristics (TA = 25 °C) Type SIOVCU3225K11G2 CU4032K11G2 Vv (1 mA) V 18 18 DV v (1 mA) % ± 10 ± 10 Max.
PAGE 4
SMD Varistors Monolithic; Standard Series Maximum ratings (TA = 85 °C) V 200 200 imax 8/20 m s A 400 1200 Wmax (2 ms) J 4,9 11,0 W 0,10 0,25 175 175 225 225 400 1200 5,6 13,0 0,10 0,25 CU3225K230G2 B72650M0231K072 CU4032K230G2 B72660M0231K072 230 230 300 300 400 1200 7,2 17,0 0,10 0,25 CU3225K250G2 B72650M0251K072 CU4032K250G2 B72660M0251K072 250 250 320 320 400 1200 8,2 19,0 0,10 0,25 CU3225K275G2 B72650M0271K072 CU4032K275G2 B72660M0271K072 275 275 350 350 400 1200 8,6 21,0 0,10
PAGE 5
SMD Varistors Monolithic; Standard Series Characteristics (TA = 25 °C) Type Vv (1 mA) V SIOVCU3225K150G2 240 CU4032K150G2 240 DV v (1 mA) % ± 10 ± 10 CU3225K175G2 270 CU4032K175G2 270 ± 10 ± 10 455 455 CU3225K230G2 360 CU4032K230G2 360 ± 10 ± 10 CU3225K250G2 390 CU4032K250G2 390 Max.
PAGE 6
SMD Varistors Monolithic; Standard Series h h 0,3 max. b 3±0,3 1,5±0,3 VAR0392-L Weight: CU3225: approx. 0,5 g CU4032: approx.
PAGE 7
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