Amplifier design level shifting stage w/ current source equations

Thread Starter

wazzizit

Joined Jan 14, 2015
19
The top and bottom power supplies are the wrong way round. Assuming they're flipped, how do I derive the res values please?
 

Jony130

Joined Feb 17, 2009
5,183
Well all you need is Ohm's law and two Kirchhoff's laws.
Ic2 = Ic1 = Ic3 = (Vd - Vbe1)/R1
And
Vo = Vi + Vbe3 +Ic3*R3
 
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