varistor

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Related to Varistors: Metal oxide varistor

varistor

(vəˈrɪstə)
n
(Electronics) a two-electrode semiconductor device having a voltage-dependent nonlinear resistance. Compare varactor
[C20: a blend of variable resistor]
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References in periodicals archive ?
They also offer a much lower voltage threshold than the clamping voltage of a metal oxide varistor, and can be used in series with clamping devices such as varistors or TVS didoes for protecting AC power input lines.
Designed to handle higher transients than our proven-reliable AntennaGuard range, the new Antenna PowerGuard Series varistors are ideal for applications with capacitance-sensitive circuits that need to be protected against higher energy," said Jiri Machanicek, product manager at AVX.
It is because of this CVC varistors and, accordingly, the OPD can be energized for a long time, which provides a high level of protection of electric power equipment [38].
Experimental study of varistors connected in parallel for use in low voltage system up to 230 V.
Constructed with Littelfuse thermally protected varistors, the LSP05 and LSP10 Surge Protection Device (SPD) Modules provide robust surge current handling capability.
Its portfolio includes ceramic and tantalum capacitors, film capacitors, varistors, filters and other components which it manufactures at its facilities across the world.
The new product range utilizes fast acting metal oxide varistors (MOV) to limit over-voltage to values compatible with the sensitive equipment connected to the network.
The two varistors cut the EMP signal down to about 60% and the protection of the varistors becomes better than TVS devices.
Its multilayer varistors are ideal for embedded components, such as hearing aids.
The units include Metal-Oxide Varistors (MOVs) to handle large surges and slow-blow current fuses to manage intermediate surge currents.