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MOSFET Transconductance (gm) & Output Conductance (gds) Calculator

Easily calculate and compute mosfet transconductance (gm) & output conductance (gds) calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
277.78 V/V

Intrinsic Voltage Gain (A_v)

Intrinsic Voltage Gain (A_v)

277.78 V/V

Intrinsic Gain V Per V

277.77777777777777

Transconductance M S

13.333333333333332

Output Conductance U S

47.99999999999999

Early Voltage V

25

277.78 — V/V

Calculation Breakdown

  1. Applied FormulaCalculates small-signal transconductance (gm), output conductance (gds), intrinsic transistor gain (Av), and Early voltage for analog transistor design.g_m = \frac{2 I_D}{V_{GS} - V_{TH}}, \quad g_{ds} = \lambda I_D, \quad A_v = \frac{g_m}{g_{ds}}

Transconductance gm Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.069139208278Intrinsic Voltage Gain (A_v)

What Is the MOSFET Transconductance (gm) & Output Conductance (gds) Calculator?

The MOSFET Transconductance (gm) & Output Conductance (gds) Calculator computes results using established domain formulas, verified conversion factors, and user-entered parameters.

How Does the MOSFET Transconductance (gm) & Output Conductance (gds) Calculator Work?

Calculates small-signal transconductance (gm), output conductance (gds), intrinsic transistor gain (Av), and Early voltage for analog transistor design.

MOSFET Transconductance (gm) & Output Conductance (gds) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

gm=2IDVGS−VTH,gds=λID,Av=gmgdsg_m = \frac{2 I_D}{V_{GS} - V_{TH}}, \quad g_{ds} = \lambda I_D, \quad A_v = \frac{g_m}{g_{ds}}

Calculates small-signal transconductance (gm), output conductance (gds), intrinsic transistor gain (Av), and Early voltage for analog transistor design.

How to Use the MOSFET Transconductance (gm) & Output Conductance (gds) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

MOSFET Transconductance (gm) & Output Conductance (gds) Calculator Example

Input Values:

drainCurrentMa:1.2
overdriveVoltageV:0.18
channelLengthModulationLambda:0.04
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required V/V.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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