Diodes and Rectifiers, Simplified

Diodes let current through one way only. That one idea gives you protection against reversed batteries, AC-to-DC power supplies and voltage references.

Words to know

Forward voltage
Think of it like a step the water must climb before it can flow on.
Diode
Think of it like a one-way valve in a water pipe.
Rectifier
Think of it like one-way gates that send traffic from both directions onto the same road.
Zener diode
Think of it like an overflow pipe that keeps a tank at one level.

Lessons (8)