Prelab 4, Exercise 5: Op-Amp Voltage Regulator *------------------------------------------------------------------------- * EE122 Prelab 4 * Exercise #5: Op-Amp Voltage Regulator *------------------------------------------------------------------------- .include 'UA741_model' .model N3053 npn (Is=1e-14 rb=500) * You fill in the ??? parameters Vcc vcc 0 23V R1 vcc in+ ??? Vz in+ 0 5.1V * Simple Model of Zener Diode X1 in+ in- vcc 0 q1base UA741 Q1 vcc q1base Out N3053 Rf Out in- 100k Rg in- 0 ??? Rout Out 0 ??? * Output resistance - can be very small *-------- * Options *-------- .op .end