lockout circuit

lockout circuit

[′läk‚au̇t ‚sər·kət]
(electronics)
A switching circuit which responds to concurrent inputs from a number of external circuits by responding to one, and only one, of these circuits at any time. Also known as finding circuit; hunting circuit.
References in periodicals archive ?
The product integrates a thermal shutdown circuit, overcurrent shutdown circuit, and undervoltage lockout circuit, contributing to highly reliable application operation.
In addition, the voltage lockout circuit of the AP1533 assures that the built-in high-side MOSFET driver remains in the off state whenever the supply voltage drops below 3.
The ICs integrate a thermal shutdown circuit, overcurrent shutdown circuit, and undervoltage lockout circuit, contributing to highly reliable applications.
This under-voltage lockout circuit has hysteresis to prevent threshold jitter and store sufficient energy in the primary referenced supply capacitor to start up in off-line power supply applications.