Semiconductor allowing current to flow primarily in one direction.

Electrically controlled switch.

Power supply using linear voltage regulation.

Distinct voltage output supplied by a PSU.

Diode designed for controlled reverse-voltage operation.

Relay using semiconductor switching rather than mechanical contacts.

Power supply with detachable output cables.

Input-side circuitry of a power supply.

Diode with a low forward voltage and fast switching.

Protective component that opens when excessive current flows.