The milliampere is a small current unit equal to one thousandth of an ampere.
It became especially important in electronics and instrumentation where current levels are far below one ampere.
Measurement system: International System of Units (SI, subunit). SI equivalent: 1 mA = 0.001 A.
Milliampere facts
- Unit name
- Milliampere
- Symbol
- mA
- Category
- Electricity
- Measurement system
- International System of Units (SI, subunit)
- SI equivalent
- 1 mA = 0.001 A
- Common uses
- Electronics, sensors and low-current testing
Definition of the milliampere
The milliampere is a small current unit equal to one thousandth of an ampere.
Measurement system and SI relationship
International System of Units (SI, subunit)
SI equivalent: 1 mA = 0.001 A
History of the milliampere
It became especially important in electronics and instrumentation where current levels are far below one ampere.
Where is the milliampere used?
Electronics, sensors and low-current testing