CeNtRa Science Corp.

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Centra Varistors

Product ID: P02

Centra Varistors

Varistors are voltage dependent, nonlinear device which have an electrical behavior similar to back-to-back Zener diodes. CNR series zinc oxide varistor are nonlinear resistors, consisting main of zinc oxide and several kinds of metal oxide additive. They are bilateral and symmetrical V-I characteristics curve and unparalleled large peak current capability are used for absorption of transient voltage, suppression of pulse noise and circuit voltage stabilization.

Features:
  • Fast response.
  • Excellent voltage ratio.
  • High stabilization for circuit voltage.
  • Unparalleled absorption for transient voltage characteristics.
  • Bilateral and symmetrical V-I characteristics curve.
  • Surge protection in consumer electronics
    • Industrial electronics
    • Telephone and telecommunication systems
    • Automobile equipment
    • Measuring and controller systems
    • Electronic home appliances
    • Gas and petroleum appliances
  • Absorption of switching surge from various kinds of relays and electro-magnetic valves.
  • Electrostatic discharge an spike noise suppression
  • Protection of various kinds of transistors, diodes, ICs, thyristors, triac semiconductors, and etc.
  • Automobile control system such as transistorized ignition system and electronic fuel injection system, and etc.
  • Related standards: UL1414, UL1449

Main Products:
metal oxide varistors & ceramic capacitors

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