mA
milliampere
Electric currentexact by definition
The milliampere is one thousandth of an ampere, and it is the everyday unit of electronics. An indicator LED draws around 10 to 20 mA, a microcontroller a few tens, and the 4 to 20 mA loop is the standard analogue signalling range in industrial instrumentation. The factor of 1e-3 is exact, being an SI prefix.
| 1 mA | 0.001 A |
Solvers that use electric current