压敏电阻Zinc Oxide Varistors产品选型

Metal Oxide Varistor：WNR Series

FEATURES

* Wide operating voltages ranging from 5Vrms to 1000Vrms (6Vdc to 1465Vdc).

* Fast response time of less than 25nS, 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 circuitry protection.

* High insulation resistance, preventing electric arching to the adjacent devices or circuits.

APPLICATIONS

* Transistor, Diode, IC, Thyristor or Triac semiconductor protection.

* Surge protection in consumer electronics.

* Surge protection in industrial electronics.

* Surge protection in electronic home appliances, gas and petroleum appliances.

* Relay and electromagnetic valve surge absorption.

General Characteristics Definition

*Operating Temperature:-40 oC ~ +85 oC

*Storage Temperature:-40 oC ~ +125 oC

*Working Surface Temperature:+115 oC

*Insulation Resistance:> 100M Ω

*Coating (Epoxy Resin):Flame-Retardant to UL 94 V-0