
Time Constant Calculator
Calculate RC and RL circuit time constants (τ) and 5τ values. Visualize charging and discharging curves with our interactive chart for electronics design.
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Industrial RS485/RTU communication
Custom STM32/ESP32 firmware & HW
Calculate the PCB trace width based on temperature rise, current, and copper thickness (IPC-2152).
The ultimate all-in-one PCB tools and calculator hub. Access professional-grade utilities for circuit design, RF engineering, impedance matching, and manufacturing analysis. From basic Ohm’s Law to complex microwave propagation, get precise engineering results to optimize your hardware projects.

Calculate RC and RL circuit time constants (τ) and 5τ values. Visualize charging and discharging curves with our interactive chart for electronics design.

A tool for converting between Celsius, Fahrenheit, and Kelvin.

Estimate battery runtime based on capacity, consumption, and depth of discharge (DoD). Includes an interactive discharge chart and real-world factors.

Use our All-in-One Capacitor Calculator to decode codes, calculate series/parallel values, RC time constants, and capacitive reactance with ease.

Calculate total equivalent resistance for series and parallel circuits. Features interactive diagrams, step-by-step formulas, and worked electronics examples.

Calculate resonant frequency, Q factor, and bandwidth for series and parallel RLC circuits. Includes an interactive frequency response chart and core formulas.

Estimate PCB assembly costs instantly. Calculate bare board, component sourcing, and labor expenses based on layers, quantity, and turn time to optimize your budget.

Use our online calculator to determine the capacitance of a parallel plate capacitor. Learn the formula, principles, and key variables like plate area and distance.

Calculate stored energy in a capacitor using E = ½CV². Use our interactive tool to visualize the exponential relationship between voltage and electrical energy.