Voltage Drop
Calculate voltage drop
Input Parameters
Valid
Voltage Drop
0.00 V
Formula
V_drop (V) = I × R
Fill in the values on the left and click Calculate to see your result.
Formula
V_drop (V) = I × R
Voltage drop equals current multiplied by wire resistance.
Assumptions
- DC circuit
- Steady-state
Step 1: Apply formula
V_drop = 10 × 0.5 = 5.0 V
Frequently Asked Questions
Why minimize voltage drop?
High voltage drop reduces power delivery and efficiency.