Document
SIOV metal oxide varistors
Housed (ThermoFuse) varistors, AdvanceD series
Series/Type: Date:
ETFV25 February 2010
© EPCOS AG 2010. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited.
Housed varistors ThermoFuse varistors, ETFV25 series
ETFV25
Construction Round varistor element, leaded Coating: epoxy resin, flame-retardant to UL 94 V-0 Terminals: tinned copper wire, metal compound wire Housing: thermoplastic, flame-retardant to UL 94 V-0 Features Wide operating voltage range 115 … 420 VRMS Self-protected under abnormal overvoltage conditions Very high surge current ratings of 20 kA Approvals UL Applications Air conditioner, refrigerator, TV, etc. Power meter, inverter, telecom equipment, etc. Transient voltage surge suppressors (TVSS) Delivery mode Bulk (standard) Typical applications
General technical data Climatic category Operating temperature Storage temperature Electric strength Response time to IEC 60068-1 to CECC 42 000 to CECC 42 000 40/85/56 40 ... + 85 40 ... +125 ≥ 2.5 < 25 °C °C kVRMS ns
Please read Cautions and warnings and Important notes at the end of this document.
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Housed varistors ThermoFuse varistors, ETFV25 series
ETFV25
Electrical specifications and ordering codes Maximum ratings (TA = 85 °C) Ordering code Type (untaped) SIOVETFV25K115E4 ETFV25K130E4 ETFV25K140E4 ETFV25K150E4 ETFV25K175E4 ETFV25K210E4 ETFV25K230E4 ETFV25K250E4 ETFV25K275E4 ETFV25K300E4 ETFV25K320E4 ETFV25K350E4 ETFV25K385E4 ETFV25K420E4 VRMS V 115 130 140 150 175 210 230 250 275 300 320 350 385 420 VDC V 150 170 180 200 225 270 300 320 350 385 420 460 505 560 imax (8/20 µs) A 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 Wmax (2 ms) J 170 185 195 215 245 290 315 345 375 410 445 495 600 700 Pmax W 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
B72225T4111K101 B72225T4131K101 B72225T4141K101 B72225T4151K101 B72225T4171K101 B72225T4211K101 B72225T4231K101 B72225T4251K101 B72225T4271K101 B72225T4301K101 B72225T4321K101 B72225T4351K101 B72225T4381K101 B72225T4421K101
Characteristics (TA = 25 °C) Ordering code Type (untaped) SIOVETFV25K115E4 ETFV25K130E4 ETFV25K140E4 ETFV25K150E4 ETFV25K175E4 ETFV25K210E4 ETFV25K230E4 ETFV25K250E4 ETFV25K275E4 ETFV25K300E4 ETFV25K320E4 ETFV25K350E4 ETFV25K385E4 ETFV25K420E4 Vv (1 mA) V 180 205 220 240 270 330 360 390 430 470 510 560 620 680 ∆Vv (1 mA) % ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 ±10 vc,max (ic) V 300 340 360 395 455 545 595 650 710 775 840 910 1025 1120 ic A 150 150 150 150 150 150 150 150 150 150 150 150 150 150 Ctyp (1 kHz) pF 2280 2010 1860 1740 1500 1245 1140 1050 945 870 810 750 675 630
B72225T4111K101 B72225T4131K101 B72225T4141K101 B72225T4151K101 B72225T4171K101 B72225T4211K101 B72225T4231K101 B72225T4251K101 B72225T4271K101 B72225T4301K101 B72225T4321K101 B72225T4351K101 B72225T4381K101 B72225T4421K101
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