Maximum Space Charge Width Calculator

    Maximum Space Charge Width Calculator

    Calculate the maximum depletion (space charge) width of a MOSFET.

    Step 1: Enter Semiconductor Parameters

    For silicon, approximately \(1.035 \times 10^{-10}\) F/m

    Typical value: 0.3 V

    Example: \(1 \times 10^{16}\) cm\(^{-3}\)

    Maximum Depletion Width: $$ W_{dm} = \sqrt{\frac{4 \, \epsilon_s \, \phi_f}{q \, N_A}} $$

    where \( q = 1.602 \times 10^{-19}\, \text{C} \).