Electronics Engineering · Analog CMOS Circuits
In a source follower or common drain amplifier, considering body effect and channel length modulation, the exact low-frequency small-signal voltage gain (AV) is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1AV = gm1gm1 + gs1 + (gds1 + gds2)/2
- 2AV = gds1gm1 + gs1 + (gds1 + gds2)
- 3AV = gm1gm1 + gmb1 + gds1 + gds2✓
- 4AV = gm12(gm1 + gs1) + gds1 + gds2
Correct answer
AV = gm1gm1 + gmb1 + gds1 + gds2
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