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ECE212s (UG2023) - Introduction to Electronics (39309)
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For the circuit below, assume the BJT is in active mode and VBE,ON = 0.7 V. If RC = 2 kOhm and RE = 1.2 kOhm, then VCE (in V) is approximately equal to .....
For a BJT in active region, if IC = 27.9 mA and Beta = 22, then IE is equal to ..... mA.
Hint: Do not neglect base current.
For a BJT in active mode, VBC needs to smaller than ..... V.
Assume VON = 0.66 V and VCE,sat = 0.25 V.
For a BJT in active mode, if IC = 30.9 mA and Beta = 182 then IB is equal to ..... uA.
For a BJT in active mode, VCE needs to be larger than ..... V.
Assume VCE,sat = 0.13 V.
Assume we want to build a shunt regulator using a 5.1 V zener diode. The input voltage is 11.5 V, the knee current IZK = 0.2 mA, and the max load current is 5.1 mA. The series resistance (the current limiting resistance connecting the input source and the zener diode) should be selected to be smaller than ..... Ohm.
For a BJT in active mode, VBC needs to smaller than ..... V.
Assume VON = 0.69 V and VCE,sat = 0.17 V.
For a BJT in active region, if IC = 39.2 mA and Beta = 34, then IE is equal to ..... mA.
Hint: Do not neglect base current.
For a BJT in active mode, if IC = 9.7 mA and Beta = 111 then IB is equal to ..... uA.
For a BJT in active mode, VCE needs to be larger than ..... V.
Assume VCE,sat = 0.22 V.