ECE3400 Lecture 36: Treble Response of Common Emitter Amplifiers via Open-Circuit Time Constants



Published
Reference: https://leachlegacy.ece.gatech.edu/ece3050/notes/bjt/cefreqrev.pdf

Support this channel via a special purpose donation to the Georgia Tech Foundation (GTF210000920), earmarked for my work: https://youtu.be/VBu-LST1p9c

0:00 -- Introduction
0:43 -- Common emitter amplifier
2:23 -- Parasitic capacitances
4:18 -- OCTC method
4:43 -- Diffusion capacitance
5:21 -- Miller's theorem
6:23 -- Local gain calculation
8:50 -- Base-side capacitance
9:34 -- Collector-side capacitance
10:15 -- Equivalent resistance review
10:52 -- Depletion capacitance
12:38 -- Hybrid-pi model
14:51 -- Time constant contemplations
16:07 -- Voltage divider
17:00 -- Algebra, algebra, and more algebra
20:49 -- Worst-case upper cutoff frequency
21:42 -- Fully bypassed case
22:23 -- Sneaky zero
24:58 -- The big picture

#bjt
Category
Audio
Be the first to comment