Analyze BJT cascode amplifier circuits with precision and accuracy.
High-gain, high-impedance amplifier design tool
Base Voltage
2.105 V
Emitter Voltage
1.405 V
Collector Voltage
2.105 V
Collector Current
1.39 mA
Base Voltage
2.105 V
Emitter Voltage
2.105 V
Collector Voltage
11.995 V
Collector Current
1.38 mA
Voltage Gain
-13277.77
Current Gain
10000
Power Gain
81.2 dB
Input Z
1.52 kΩ
The cascode combines common-emitter and common-base stages for higher gain and bandwidth with improved input-output isolation.
For g_m=0.04 S and R_C=3 kΩ → A_v ≈ 120.
Biasing?
Proper bias ensures linear operation and headroom.
Use case?
RF front-ends and precision analog stages.
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