General-Purpose Varistor

32D781KActive

The 32D781K varistor product has characteristics such as low voltage and high surge current, providing an ideal circuit solution for low-voltage DC voltage applications. Through Semiware's unique product technology, it ensures higher rated voltage and peak surge current than other products. The product is widely used in indirect lightning interference in electronic devices, system switching transients from power sources, and abnormal fast transients.

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Electrical Parameters

Part Number 32D781K

Package 32D

VAC [Max] (V) 485

VDC [Max] (V) 640

V1MA [Nom] (V) 780

VC@IPP [Max] (V) 1290

IPP [Max] (A) 200

IMAX @8/20uS (A) 25000

Energy [Max] (J) 620

Capacitance (pF) 1900

TSTG (°C) -40～+125

Status Active

Product Features

High surge current handling capability High energy absorbtion capability Fast response time of less than 25ns,instantly clamping the transient over voltage Low clamping voltages,providing better surge protection Low capacitance values,providing digital switching circuitry protection High insulation resistance,preventing electric arching to the adjacent