General-Purpose Varistor

SMV2220B47AActive

The SMV2220B47A varistor adopts Semiware's unique MLV process achieving greater surge absorption capacity through smaller product size which is more suitable for customers to quickly install and miniaturize design needs. The product is a resistor device with nonlinear volt ampere characteristics mainly used for voltage embedding in circuits under overvoltage absorbing excess current to protect sensitive devices.

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Electrical Parameters

Part Number SMV2220B47A

Package SMV2220

VAC [Max] (V) 28

VDC [Max] (V) 36

V1MA [Nom] (V) 47

VC@IPP [Max] (V) 77

IPP [Max] (A) 5

IMAX @8/20uS (A) 1200

Energy [Max] (J) 2.6

Capacitance (pF) 2500

TSTG (°C) -40～+125

Status Active

Product Features

Fast response, instantly clamping the transient over voltage. High surge current handling capability. High energy absorption capability Low clamping voltages, providing better surge protection Low capacitance values, providing digital switching circuitryprotection