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ECE212s (UG2023) - Introduction to Electronics (39309)
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If Vcc = 6 V and VBEon = 0.7, the maximum base current flowing in Q1 is ..... mA.
If RA = {RA} kOhm, RB = 9.1 kOhm, C = 9.1 nF, the output is at the low state each cycle for a time equal to ..... us.
Assume the op-amp is powered by +10/-10 V supply. If R1 = 4.7 kOhm and R2 = 3.9 kOhm, then Vo flips from -10 to 10 when Vi is less than ..... V.
Assume the op-amp is powered by +10/-10 V supply. If R1 = 4.1 kOhm and R2 = 6 kOhm, then Vo flips from 10 to -10 when Vi is larger than ..... V.
If RA = 7.6 kOhm, RB = 1.8 kOhm, C = 5.4 nF, the output square wave frequency is equal to ..... kHz.
If Vcc = 10 V and VBEon = 0.7, the maximum base current flowing in Q1 is ..... mA.
If RA = 7.4 kOhm, RB = 7.1 kOhm, C = 7.4 nF, the output square wave frequency is equal to ..... kHz.
Assume the op-amp is powered by +10/-10 V supply. If R1 = 5.7 kOhm and R2 = 1.1 kOhm, then Vo flips from -10 to 10 when Vi is less than ..... V.