Signal & Timing Calculators
3 tools
Free signal and timing circuit calculators. Design 555 timer circuits, calculate RC/LC filter values, and optimize MOSFET gate drive resistors.
555 Timer Calculator
Calculate 555 timer values for astable and monostable modes. Get frequency, duty cycle, and timing component values.
555 TimerOscillatorAstableMonostable
RC/LC Filter Calculator
Design passive and active filters. Calculate component values for lowpass, highpass, bandpass, and notch filters.
FilterRCLCLowpass
MOSFET Gate Resistor Calculator
Calculate gate resistor values for MOSFET switching circuits. Optimize turn-on/turn-off times, minimize switching losses, and prevent oscillation.
MOSFETGate ResistorSwitchingDriver