n-Channel JFET Saturation Calculator Calculate the drain current \(I_D\), transconductance \(g_m\), and output resistance \(r_{ds}\) for an n-channel JFET in saturation mode. * Ensure \(V_{GS} > V_P\) (both as negative numbers, e.g. \(V_{GS}=-2\,V\) and \(V_P=-4\,V\)). * If no channel-length modulation is assumed, leave \(\lambda = 0\) (then \(r_{ds}\) is infinite). Step 1: Enter JFET Parameters […]
PMOS Triode Mode I–V Calculator PMOS Triode Mode I–V Calculator Calculate the drain current \(I_D\) for a PMOS transistor operating in the triode region. * Enter voltages as positive magnitudes. Ensure \(V_{SG} > V_{TP}\) and \(V_{SD} < V_{SG} - V_{TP}\). Step 1: Enter PMOS Parameters Source-to-Gate Voltage, \(V_{SG}\) (V) e.g., 3.0 V Threshold Voltage, \(V_{TP}\) […]
NMOS Triode Mode I–V Calculator NMOS Triode Mode I–V Calculator Calculate the drain current \(I_D\) for an NMOS transistor operating in the triode region. * Ensure that \(V_{GS} > V_{TN}\) and \(V_{DS} < V_{GS} - V_{TN}\). Step 1: Enter Transistor Parameters Gate-to-Source Voltage, \(V_{GS}\) (V) e.g., 2.5 V Threshold Voltage, \(V_{TN}\) (V) e.g., 1 V […]
PMOS Saturation I–V & Transconductance Calculator PMOS Saturation I–V & Transconductance Calculator Calculate the drain current \(I_D\) and transconductance \(g_m\) for a PMOS in saturation mode. * Ensure that \(V_{SG} > V_{TP}\). (Enter voltages as positive numbers) Step 1: Enter PMOS Parameters Source-to-Gate Voltage, \(V_{SG}\) (V) e.g., 3.0 V Threshold Voltage, \(V_{TP}\) (V) e.g., 1.0 […]
NMOS Saturation I-V & Transconductance Calculator NMOS Saturation I–V & Transconductance Calculator Calculate the drain current \(I_D\) and transconductance \(g_m\) of an NMOS in saturation mode. * Ensure that \(V_{GS} > V_{TN}\) and \(V_{DS} > V_{GS} – V_{TN}\). Step 1: Enter NMOS Parameters Gate-Source Voltage, \(V_{GS}\) (V) e.g., 2.5 V Threshold Voltage, \(V_{TN}\) (V) e.g., […]
Self-Biased CS MOSFET DC Analysis Calculator Self-Biased CS MOSFET DC Analysis Calculate the DC drain current \(I_{DQ}\) and drain-to-source voltage \(V_{DS}\) for a self-biased common source MOSFET amplifier in saturation mode. * Please enter all voltages with their appropriate signs. Set \(V_{DD}=0\) if \(V_{DS}\) is not required. Step 1: Enter Biasing Parameters Supply Voltage, \(V_{DD}\) […]
Common Gate MOSFET Amplifier DC Analysis Calculate the drain current \(I_D\) and (optionally) the drain-to-gate voltage \(V_{DG}\) for a MOSFET in saturation. * Enter voltages with their signs as needed. If you don’t need \(V_{DG}\), set \(V_{+}=0\). Step 1: Enter Biasing Parameters Gate Voltage, \(V_G\) (V) e.g., 2 V Source Voltage, \(V_S\) (V) e.g., 0 […]
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 Semiconductor Permittivity, \(\epsilon_s\) (F/m) For silicon, approximately \(1.035 \times 10^{-10}\) F/m Fermi Potential, \(\phi_f\) (V) Typical value: 0.3 V Doping Concentration, \(N_A\) (cm\(^{-3}\)) Example: \(1 \times 10^{16}\) cm\(^{-3}\) Calculate Maximum […]
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College Cost Calculator College Cost Calculator Estimate your net college cost after subtracting financial aid. Step 1: Enter Your Expenses Tuition & Fees ($) Room & Board ($) Books & Supplies ($) Other Expenses ($) Step 2: Enter Your Financial Aid Total Grants & Scholarships ($) Calculate Net Cost Your Net College Cost Total College […]