BJT Cascode Amplifier Calculator

    BJT Cascode Amplifier Calculator

    Calculate the approximate voltage gain of a BJT cascode amplifier.

    The gain is approximated by:
    For an ideal cascode amplifier: \[ g_m = \frac{I_C}{V_T}, \quad A_v \approx -g_m \times R_C \]
    where \(V_T\) is assumed to be 25 mV.

    Step 1: Enter Amplifier Parameters

    Example: 1 mA

    Example: 10,000 Ω (10 kΩ)

    Formulas:
    \( g_m = \dfrac{I_C}{V_T} \) with \( V_T = 25\,\text{mV} \)
    \( A_v \approx -g_m \times R_C \)