Resistance voltage drop
Calculate the amount of voltage drop from the resistance and current values.
Ohm
mA
SI prefixes accepted (4k7 / 1M / 10m / 220). Upper-case M = mega, lower-case m = milli
Voltage drop
1V
Derived values
- Resistor dissipation
- 1 mW
- I² × R
- Recommended power rating
- 2 mW
- 50% derating
A 1/16W (1005 / 0402) chip resistor is enough.
History
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