Chapter 4: Difference between revisions

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Line 17: Line 17:
| FB|| RB || Active
| FB|| RB || Active
|-
|-
| RB || FB || Reverse
| RB || FB || Reverse Active
|-
|-
| RB || RB || Cutoff
| RB || RB || Cutoff

Revision as of 10:35, 3 March 2010

Bipolar Junction Transistor

Base, Emitter, Collector
  • NPN: Not Pointing iN
  • PNP: Pointing iN Please
  • The arrow is for the emitter current. For an NPN the current flows into the collector. For a PNP the current flows out of the collector.

How a BJT works

Large-Signal DC models

Base-Emitter Collector-Emitter Region
FB FB Saturation
FB RB Active
RB FB Reverse Active
RB RB Cutoff