Tools and Resources
Material and electrical calculators for engineers
Online PCB Design Tools
Professional tools to improve PCB design efficiency and quality
PCB Design Tools
Battery Life CalculatorEstimate battery runtime from capacity, load current, and discharge efficiency.
Battery charge time calculatorEstimate charging time based on capacity and current
Resistor Color Code CalculatorQuickly calculate resistor values and errors
Length unit conversionQuickly convert various length units
Temperature unit conversionCelsius, Fahrenheit and other temperature conversions
PCB impedance calculationMicrostrip/stripline impedance calculation
PCB trace lengthMaximum trace length of high-speed signals
Differential Pair DesignDifferential pair trace design and optimization
Via size calculationCalculate optimal via size
Resistor voltage divider calculatorCalculate node voltage of resistor divider circuit
Rated current calculatorCalculate PCB wire current rating
Rated Current Reference TableTransformer/three-phase/single-phase quick estimation
PCB electrical spacing calculationCalculate creepage distance according to IPC-2221
Wiring voltage drop and temperature risePower supply trace voltage drop/power consumption/temperature rise
Bolt torque calculationBolt torque forward/backward calculation
Asynchronous motor torque conversionMotor torque and reducer output torque
Skin Depth CalculatorHigh frequency signal skin depth calculation
Busbar & Material Tools
Current carrying capacity calculationCalculate the maximum current carrying capacity of copper bars
Copper Busbar Ampacity TableCopper discharge flow query comparison table
Bus Bar Cost AssessmentCalculate cost based on copper bar size
Copper Busbar Resistance CalculatorCopper Strip Resistance and Power Loss
Metal Price ReferenceOpen the original metal price reference; confirm purchasing prices with your supplier.
Plating thickness conversionConversion of plating thickness in different units
Metal weight calculatorCalculate weight based on material and dimensions