Actuator using piezoelectric material to create movement.

Sound-producing device using piezoelectric material.

Speaker enclosure element that resonates without a voice coil.

Foot-operated controller for racing or simulation systems.

Individual addressable picture element.

Physical distance between corresponding points of adjacent pixels.

Device providing multiple peripheral ports for a computer.

Integrated circuit controlling power distribution and conversion.

Power Management Integrated Circuit.

Hardware managing USB Power Delivery negotiations.

Semiconductor device converting light into electrical current.

BJT with a P-type/N-type/P-type structure.

Cooling fan inside a power supply.

Ratio of output power to input power.

Over-current protection in a power supply.

Over-voltage protection in a power supply.

Under-voltage protection in a power supply.

Over-temperature protection in a power supply.

Short-circuit protection in a power supply.

Over-power protection in a power supply.

Small unwanted AC variation on a DC power output.

Time a PSU maintains output after input power is interrupted.

PSU response to sudden changes in load.

Distinct voltage output supplied by a PSU.

Input-side circuitry of a power supply.

Output-side circuitry of a power supply.

Transformer providing voltage conversion and isolation.

Capacitor used for filtering and energy storage.

Circuit converting incoming AC to DC.

Integrated circuit controlling switching and regulation.

Heat-dissipating component inside a power supply.

Cable carrying electrical power from a source to equipment.

External power-supply enclosure used with electronic devices.

Power distribution unit for distributing electricity to equipment.

Instrument measuring electrical power characteristics.

Fixture holding a circuit board during repair.

Row of exposed pins used for board connections.