Compare CE,CC and CB configuration of BJT

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written 9.5 years ago by

teamques10 ★ 70k

modified 3.4 years ago by

agrawalshreya165 • 20

Characteristic	Common base (CB)	Common emitter,(CE)	Common collector,(CC)
Input Dynamic Resistance	Very Low(less than 100 ohm)	Low(less than 1K)	Very High(750K)
Output Dynamic Resistance	Very High	High	Low
Current Gain	Less than 1	High	Very High
Voltage gain	Greater than CC but less than CE	Highest	Lowest(less than 1)
Power gain	Medium	Highest	Medium
Leakage current	Very small	Very large	Very large
Relationship between I/p and o/p	In phase	Out of phase(180º)	In phase
Application	For High freq. applications	For Audio freq. Applications	For impedance Matching Applications

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