Reference Current in BJT Formulas

A Reference Current is just a stable source of current that does not fluctuate over temperature, supply voltages or loads. And is denoted by I_ref. Reference Current is usually measured using the Milliampere for Electric Current. Note that the value of Reference Current is always negative.

Formulas to find Reference Current in BJT

fxReference Current of BJT Current MirrorGo

fxReference Current of BJT Mirror given Collector CurrentGo

fxReference Current of BJT MirrorGo

BJT formulas that make use of Reference Current

fxOutput Resistance of Simple Current BJT given Early VoltageGo

List of variables in BJT formulas

fx Supply Voltage Go

fx Base-Emitter Voltage Go

fx Resistance Go

fx Collector Current Go

fx Common Emitter Current Gain Go

FAQ

What is the Reference Current?

A Reference Current is just a stable source of current that does not fluctuate over temperature, supply voltages or loads. Reference Current is usually measured using the Milliampere for Electric Current. Note that the value of Reference Current is always negative.

Can the Reference Current be negative?

Yes, the Reference Current, measured in Electric Current can be negative.

What unit is used to measure Reference Current?

Reference Current is usually measured using the Milliampere[mA] for Electric Current. Ampere[mA], Microampere[mA], Centiampere[mA] are the few other units in which Reference Current can be measured.

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