Power Transformers
Power transformers can be categorized as step-down or step-up. As you remember, the output, or […]
Power Supplies
Rectifier Diodes
Rectifier diodes are available in various sizes, intended for different purposes. Most rectifier diodes are […]
Half-Wave Circuit
At A, a half-wave rectifier circuit. At B, a full-wave center-tap rectifier circuit. At C, […]
Full-Wave Center-Tap Circuit
At A, the output of a half-wave rectifier. At B, the output of a fullwave […]
Full-Wave Bridge Circuit
At A, the output of a half-wave rectifier. At B, the output of a fullwave […]
Voltage-Doubler Circuit
A full-wave voltage doubler power supply. Diodes and capacitors can be interconnected to deliver a […]
Filtering
Most dc-powered devices need something better—more pure—than the rough, pulsating dc that comes right out […]
Voltage Regulation
If a special diode called a Zener diode is connected in parallel with the output […]
Protection of Equipment
The output of a power supply should be free of sudden changes that can damage […]