CALCULATORS / ELECTRICAL
Analog circuits and filters
Lumped small-signal models within device operating ranges.
Op-amp gain and headroom calculator
topology, resistors, supplies, input/output range → closed-loop gain, saturation screening
Open the calculator ↗LIVE / ESTIMATOROp-amp bandwidth and slew-rate screening calculator
gain, signal amplitude/frequency, GBW, slew rate → bandwidth and slew requirements
Open the calculator ↗LIVE / CALCULATORActive-filter synthesis calculator
filter type, order, cutoff, response family, component constraints → component values, nominal frequency response
Open the calculator ↗LIVE / CALCULATORPassive RC/RL filter calculator
topology, values, source/load impedance → cutoff, gain and phase
Open the calculator ↗LIVE / CALCULATORPhotodiode transimpedance amplifier calculator
photocurrent, feedback, capacitances, bandwidth target → gain, output swing, stability-screening inputs
Open the calculator ↗LIVE / CALCULATORInstrumentation-amplifier gain and offset calculator
sensor range, reference, supplies, gain network → output range, gain, offset budget
Open the calculator ↗LIVE / CALCULATORComparator hysteresis calculator
reference, resistor network, output levels → switching thresholds, hysteresis band
Open the calculator ↗LIVE / CALCULATORCurrent-sense resistor and amplifier calculator
current bounds, shunt, gain, ADC range → voltage range, losses, quantization
Open the calculator ↗LIVE / ESTIMATORAnalog noise budget calculator
resistances, device noise densities, bandwidth, gains → input/output noise, signal-to-noise estimate
Open the calculator ↗LIVE / CALCULATORWheatstone bridge and sensor output calculator
arm values, excitation, sensor resistance change → differential output, sensitivity
Open the calculator ↗LIVE / ESTIMATORBJT bias and switching screening calculator
supply, load current, gain range, saturation assumptions → base resistor, currents, dissipation
Open the calculator ↗