Voltage Multiplier Calculator
Calculate output voltage, ripple voltage, and component values for Cockcroft-Walton voltage multiplier circuits. Design high-voltage power supplies for electronic applications.
Step 1: Circuit Parameters
About Voltage Multipliers
Voltage multipliers use capacitors and diodes to generate higher DC voltages from lower AC inputs. Each stage roughly doubles the peak input voltage. Ripple increases with load current.
Step 2: Component Values
Component Selection
Higher capacitance reduces ripple but increases physical size. Silicon diodes typically have 0.7V forward drop. Load resistance significantly affects output voltage regulation.
Voltage Multiplier Results
Theoretical Output Voltage
Stage Count Comparison
| Stages | Output Voltage | Ripple Voltage | Capacitors Needed |
|---|
Performance vs. Load
Voltage Multiplier Formula
Vout = (Vpeak × 2 × N) – (Iload × N × (N+1) / (2 × f × C))
Where: N = number of stages, Vpeak = √2 × Vrms, f = frequency, C = capacitance, Iload = load current.
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