4_DC Biasing BJTs - MavDISK
4_DC Biasing BJTs - MavDISK
4_DC Biasing BJTs - MavDISK
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4_<strong>DC</strong> <strong>Biasing</strong> <strong>BJTs</strong> 5 of 31<br />
Saturation Region<br />
Saturation – 0.2V is<br />
better approximation,<br />
but use 0V for now.<br />
ICsat = (VCC- 0)/RC<br />
and in active region,<br />
IC = β IB or IB = ICmax/β<br />
In saturation<br />
IB is greater than ICmax/β<br />
There is<br />
more base current than needed.