Characteristic:
① The varistor voltage range is wide, with a single chip ranging from several volts to thousands of volts
② Low limit voltage (residual voltage)
③ Fast response speed (ns level)
④ Volt ampere characteristics of positive and negative symmetry
⑤ No relay
⑥ Many varieties and specifications (5D, 7D, 10D, 14D, 20D)
⑦ Passed the safety certification standards of CQC, VDE and UL
Application field:
① Over voltage protection of transistors, ICs, thyristor and semiconductor switching elements, as well as various electronic and electrical equipment
② Surge absorption and overvoltage protection of household appliances
③ Surge absorption of industrial electrical appliances
④ Electrostatic discharge and noise signal elimination
⑤ Surge absorption of relay and solenoid valve
⑥ Overvoltage protection of leakage switch
⑦ Lightning protection and overvoltage protection of telephone program-controlled exchange and communication equipment
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