Semiconductor Pin Diode Resistance Vs Current Calculator
Read independently observed same-frequency PIN intrinsic resistance versus bias plus measured package series resistance; no constant carrier lifetime assumption or RF design guarantee.
Description
A PIN diode’s small-signal resistance belongs to a matched frequency and bias branch.
A PIN diode’s small-signal resistance belongs to a matched frequency and bias branch.1
Interpolating intrinsic resistance and adding independently measured package resistance separates the two contributions.
When to use Semiconductor Pin Diode Resistance Vs Current Calculator
Use this tool when you need to reproduce the stated calculation from measured records or independently selected model inputs. Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
How to use Semiconductor Pin Diode Resistance Vs Current Calculator and understand its results
- Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
- Enter observedPinBiasAmps, observedSmallSignalResistanceOhm, queryBiasAmps, observedPackageSeriesOhm, following the field table and rules below, then run the tool.
- Read interpolatedIntrinsicPinOhm, totalPinSeriesOhm, localPinResistanceDerivativeOhmAmp. Use the output meanings below to interpret units, signs, flags, and any nested result fields.
- Correct reported input issues and run again. For a successful result, check the stated evidence coverage and assumptions before using it in your review.
| Input field | Meaning | Value type | Requirement |
|---|---|---|---|
| observedPinBiasAmps | Observed pin bias amps | list of number | Required |
| observedSmallSignalResistanceOhm | Observed small signal resistance ohm | list of number | Required |
| queryBiasAmps | Query bias amps | number | Required |
| observedPackageSeriesOhm | Observed package series ohm | number | Required |
Use at least two strictly increasing positive bias currents and aligned positive intrinsic small-signal resistances, positive in-range query current, and nonnegative package resistance. Interpolate the intrinsic curve, add package resistance, and return the segment slope in ohms per ampere.
Rintrinsic=linearInterpolation(current,resistance,q); Rtotal=Rintrinsic+Rpackage Symbols follow the input and output meanings and the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| interpolatedIntrinsicPinOhm | Interpolated intrinsic pin ohm | number |
| totalPinSeriesOhm | Total pin series ohm | number |
| localPinResistanceDerivativeOhmAmp | Local pin resistance derivative ohm amp | number |
{
"input": {
"observedPinBiasAmps": [
1,
2,
4
],
"observedSmallSignalResistanceOhm": [
4,
2,
1
],
"queryBiasAmps": 3,
"observedPackageSeriesOhm": 0.5
},
"output": {
"interpolatedIntrinsicPinOhm": 1.5,
"totalPinSeriesOhm": 2,
"localPinResistanceDerivativeOhmAmp": -0.5
}
}Limitations and assumptions
Matched measurement branch, material state, calibration, and conventions must be independently established. Results do not certify device performance or operating conditions.
Missing required fields, unknown fields, wrong types, and violated calculation rules are input issues. Numeric values must be finite; nonfinite results are rejected. Evidence arrays must be dense, with no missing cells. Numeric observation lists allow at most 10,000 entries, subject to any smaller bounds stated above.
Alternative or Complementary methods
For a related review, use Semiconductor Pin Diode Capacitance Vs Voltage Calculator: A measured PIN junction-capacitance curve can be combined with independent parallel stray capacitance. This keeps the bias response separate from the package contribution. For a complementary step, use Semiconductor Sic Mosfet Body Diode Forward Voltage Calculator: SiC body-diode forward voltage depends on the matched current and temperature branch. This reader interpolates supplied measurements without extracting an ideal diode model.
References
Similar or alternative tools
- Semiconductor Pin Diode Capacitance Vs Voltage Calculator
A measured PIN junction-capacitance curve can be combined with independent parallel stray capacitance. This keeps the bias response separate from the package contribution.
- Semiconductor Sic Mosfet Body Diode Forward Voltage Calculator
SiC body-diode forward voltage depends on the matched current and temperature branch. This reader interpolates supplied measurements without extracting an ideal diode model.