Capacitor Discharge Resistor Calculator
This tool calculates the value of Resistance (Ω) required to discharge a capacitor in a specified amount of time. It also calculates the power requirements for the resistor (important for …
Analog Electronics
Capacitor Tolerance Calculator
This tool calculates the minimum and maximum Capacitance values from its percentage tolerance. This % number can be found from the Cap data sheet. Contents1 Calculator2 Example Calculation3 Background4 Applications5 …
Resistor Tolerance Calculator (with Examples)
This tool calculates the minimum and maximum resistance values from its percentage tolerance. This % number can be found from the resistor data sheet. Contents1 Calculator2 Application3 Background4 Related Calculators …
ESP8266 Voltage Divider for ADC
Contents1 Introduction2 Calculator3 Example Calculation4 Max Source Impedance5 Related Posts and Calculators6 References Introduction When a voltage is input to the Analog-to-Digital Converter of the ESP8266 or ESP32, care must …
ADC Voltage Divider Calculator
Contents1 Introduction2 Calculator3 Example Calculation for STM32 ADC4 Max Source Impedance5 Related Posts and Calculators Introduction When a voltage is input to an Analog-to-Digital Converter, care must be taken that …
5V to 4V Voltage Divider Calculator
Contents1 Introduction2 Calculator3 Formula4 How to Pick Resistor Values5 Related Posts and Calculators Introduction In many circuit applications there is a requirement to drop 5 Volt down to 4 Volt. …
Capacitor Discharge Current Calculator
This tool calculates the discharge current, peak current and charge of a capacitor. Contents1 Calculator2 Formula3 Example Calculations4 Background5 Related Posts and Calculators Calculator Enter Formula Vo is the initial …
What’s the Difference Between RMS and Average Current?
RMS (Root Mean Square) current and Average current are two different ways of representing the current in an alternating current (AC) circuit. They they convey different information about the current …
RMS Current (Amp) Calculator
Root Mean Square (RMS) current, often denoted as IRMS, is equal to the value of direct current (DC) that produces the same power dissipation in a resistive load. Contents1 Calculator2 Formula3 …
Voltage Divider Calculator with 5 Resistors
This tool calculates the voltage across each of five (5) resistors in series. Enter the Input Voltage Vin, and resistor values R1, R2, R3, R4 and R5. Use the drop …