7 calculators · runs in your browser · no sign-up

Free Power Electronics Calculators

Interactive design tools for LLC and DAB converters, inrush current limiting, dead time, filters and control loops. Everything runs in your browser.

Converter Design

LLCLLC Resonant Tank DesignCalculate LLC resonant tank parameters and analyze frequency response DABDAB Converter DesignDual Active Bridge (DAB) DC-DC Converter Design Calculator - Supports SPS, DPS, TPS modulation strategies

Control

LOOPLLC Plant + PI Controller Bode PlotSee how PI gains shape the LLC voltage loop: Bode plot, crossover, phase and gain margin, auto-tuning and closed-loop step response.PIDPID Controller Code GeneratorGenerate discrete PID controller code in C and other languages with anti-windup options.

Protection & Startup

INRInrush Current Limiting Resistor CalculatorCalculate and recommend resistors for single-phase/three-phase DC Link precharging DTDead Time CalculatorCalculate dead time for half-bridge and H-bridge gate drivers from datasheet values, gate charge or MCU timer registers.

Filters & Signal

RCFilter CalculatorCalculate RC filter parameters and frequency response