Electronics Calculator
Online calculators for rectifier circuits and diodes
Rectifier Circuits
Half-Wave Rectifier
Output voltages without filter capacitor
Half-Wave with Filter
Ripple voltage and smoothing with capacitor
Full-Wave Rectifier
RMS and average voltage for bridge rectifier
Full-Wave with Filter
Ripple voltage and regulation with smoothing
Diodes and Semiconductors
LED Series Resistor
Calculate series resistor for LEDs
Zener Diode - Variable Load
Series resistor with fluctuating load
Zener Diode - Constant Load
Series resistor with constant load
About Electronics Calculators
Our electronics calculators provide precise calculations for rectifier circuits and diode applications. Ideal for developing power supplies, battery chargers and voltage regulators.
- Rectifiers - Half-wave and full-wave
- Filter Capacitors - Ripple and smoothing
- Power Supplies - DC voltage supplies
- LED Circuits - Series resistor calculation
- Zener Diodes - Voltage regulation
- Power Dissipation - Thermal analysis
Note: All calculators include detailed formulas and practical design guidelines.
Perfect for students, engineers and electronics enthusiasts.
Important Formulas
Rectifier
UDC = URMS × 0.45 (Half-wave)
UDC = URMS × 0.9 (Full-wave)
Uripple = I / (f × C)
Diodes
R = (Uin - ULED) / ILED
P = (Uin - UZ) × IZ
Applications
Rectifiers:
Power supplies, chargers
Motor controls, DC supplies
Battery charging systems
Power supplies, chargers
Motor controls, DC supplies
Battery charging systems
Diodes:
LED circuits, displays
Voltage regulation
Protection circuits
LED circuits, displays
Voltage regulation
Protection circuits