Current Divider Calculator

How current splits between parallel resistors.

Runs in your browser — nothing is uploaded
Separate values with commas; 4.7k and 1M notation is fine.

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For learning, hobby and prototyping use. Not professional electrical design advice — follow applicable codes and standards.

How to use Current Divider Calculator

  1. Enter your values — the unit for each field is shown next to it.
  2. The result updates instantly as you type.
  3. Copy the results, or change inputs to compare scenarios.

Formula & assumptions

Iₓ = I_total × R_eq / Rₓ