Power Bank Watt-Hour Calculator
Designing custom power banks and battery packs requires more than just connecting
Electronics
Instant Schematic Design Builder
Creating electronic schematics used to require heavy desktop software installations, complex library
Browser PCB Layout Creator
Desktop electronic design automation software often demands a steep learning curve and
2D/3D PCB Design & Gerber File Viewer
Printed circuit boards form the foundation of almost every modern electronic device.
3D PCB Builder with Electronic Components
Designing printed circuit boards used to be a strictly two-dimensional process. Engineers
Voltage, Current, Power Reference Table
Electricity can look complicated at first, but the basic relationships behind it
Three-Phase AC Simulator
This three-phase simulator lets you watch three sinusoids, tweak frequency, phase voltage
DC-DC Converter and BMS Calculator
Modern battery-powered systems require not only a well-selected battery but also a
Battery Drain Calculator for Stored Vehicles
This battery storage calculator gives a compact engineering estimate of how much
In-Motion Car Battery Charging Calculator
This tool gives a quick technical estimate of energy added to a
MUX/DEMUX Calculator
This tool helps you analyze multiplexers and demultiplexers quickly. It calculates key
Inductor Series and Parallel Calculator
This online tool computes the total inductance of a network made of
SWR Standing Wave Ratio Calculator
This small tool computes the Standing Wave Ratio and estimates power lost
Electronic Component Code Calculator
Meet a compact, easy-to-use online decoder for electronic parts. Built for hobbyists
Electrical Units Converter
This tool converts electrical and related physical units instantly and accurately. It
This category offers calculators tailored for designing, analyzing, and understanding electronic circuits and components, providing users with tools to calculate resistor values, capacitor charges, inductor behavior, voltage dividers, transistor parameters, and more. These calculators help engineers, students, and hobbyists simulate circuit performance, optimize component selection, estimate power consumption, and troubleshoot electronics projects efficiently. They cover a wide range of applications, from basic analog and digital circuits to more complex systems, enabling precise computations and fostering a deeper understanding of how electronic devices operate in real-world scenarios.
Users can perform computations for:
- Circuit design: resistors, capacitors, inductors, voltage dividers, and filters.
- Semiconductors and devices: diodes, transistors, LEDs, and IC parameters.
- Power calculations: current, voltage, power consumption, and efficiency.
- Signal analysis: frequency response, signal amplification, and waveform properties.
- Practical electronics: PCB trace sizing, component selection, and troubleshooting tips.
These calculators are designed to help students, engineers, hobbyists, and technicians quickly solve problems, optimize designs, and experiment safely with electronic circuits.