Length of P-Side Junction Formula

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Length of p-side Junction is defined as e average length a carrier moves between generation and recombination. Check FAQs
Lp=(Iopt[Charge-e]Ajgop)-(Wj+Ldif)
Lp - Length of P-Side Junction?Iopt - Optical Current?Aj - Junction Area?gop - Optical Generation Rate?Wj - Junction Transition Width?Ldif - Diffusion Length of Transition Region?[Charge-e] - Charge of electron?

Length of P-Side Junction Example

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With units
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Here is how the Length of P-Side Junction equation looks like with Values.

Here is how the Length of P-Side Junction equation looks like with Units.

Here is how the Length of P-Side Junction equation looks like.

5.4E+9Edit=(0.135Edit1.6E-195401.3Edit2.9E+19Edit)-(0.025Edit+0.0056Edit)
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Length of P-Side Junction Solution

Follow our step by step solution on how to calculate Length of P-Side Junction?

FIRST Step Consider the formula
Lp=(Iopt[Charge-e]Ajgop)-(Wj+Ldif)
Next Step Substitute values of Variables
Lp=(0.135mA[Charge-e]5401.3µm²2.9E+19)-(0.025μm+0.0056μm)
Next Step Substitute values of Constants
Lp=(0.135mA1.6E-19C5401.3µm²2.9E+19)-(0.025μm+0.0056μm)
Next Step Convert Units
Lp=(0.0001A1.6E-19C5.4E-92.9E+19)-(2.5E-8m+5.6E-9m)
Next Step Prepare to Evaluate
Lp=(0.00011.6E-195.4E-92.9E+19)-(2.5E-8+5.6E-9)
Next Step Evaluate
Lp=5379.31629748251m
Next Step Convert to Output's Unit
Lp=5379316297.48251μm
LAST Step Rounding Answer
Lp=5.4E+9μm

Length of P-Side Junction Formula Elements

Variables
Constants
Length of P-Side Junction
Length of p-side Junction is defined as e average length a carrier moves between generation and recombination.
Symbol: Lp
Measurement: LengthUnit: μm
Note: Value should be greater than 0.
Optical Current
Optical current is a current sensor for measuring direct current. By using a single-ended optical fiber around the current conductor.
Symbol: Iopt
Measurement: Electric CurrentUnit: mA
Note: Value can be positive or negative.
Junction Area
The Junction Area is the boundary or interface area between two types of semiconductor materials in a pn diode.
Symbol: Aj
Measurement: AreaUnit: µm²
Note: Value should be greater than 0.
Optical Generation Rate
Optical Generation Rate the number of electrons generated at each point in the device due to the absorption of photons.
Symbol: gop
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Junction Transition Width
Junction Transition width is defined as the spatial region over which a the width of junction changes from one value to another.
Symbol: Wj
Measurement: LengthUnit: μm
Note: Value should be greater than 0.
Diffusion Length of Transition Region
Diffusion Length Of Transition Region is defined as the diffusion length is the average distance that the excess carriers can cover before they recombine.
Symbol: Ldif
Measurement: LengthUnit: μm
Note: Value should be greater than 0.
Charge of electron
Charge of electron is a fundamental physical constant, representing the electric charge carried by an electron, which is the elementary particle with a negative electric charge.
Symbol: [Charge-e]
Value: 1.60217662E-19 C

Other formulas in SSD Junction category

​Go N-Type Width
xno=|Q|AjNa[Charge-e]
​Go Junction Capacitance
Cj=(Aj2)2[Charge-e]kNBV-V1
​Go Junction Voltage
Vj=V-(Rse(p)+Rse(n))I
​Go Series Resistance in P-type
Rse(p)=(V-VjI)-Rse(n)

How to Evaluate Length of P-Side Junction?

Length of P-Side Junction evaluator uses Length of P-Side Junction = (Optical Current/([Charge-e]*Junction Area*Optical Generation Rate))-(Junction Transition Width+Diffusion Length of Transition Region) to evaluate the Length of P-Side Junction, The length of p-side Junction formula is defined as e average length a carrier moves between generation and recombination.The minority carrier lifetime and the diffusion length depend strongly on the type and magnitude of recombination semiconductors & Junctions. Length of P-Side Junction is denoted by Lp symbol.

How to evaluate Length of P-Side Junction using this online evaluator? To use this online evaluator for Length of P-Side Junction, enter Optical Current (Iopt), Junction Area (Aj), Optical Generation Rate (gop), Junction Transition Width (Wj) & Diffusion Length of Transition Region (Ldif) and hit the calculate button.

FAQs on Length of P-Side Junction

What is the formula to find Length of P-Side Junction?
The formula of Length of P-Side Junction is expressed as Length of P-Side Junction = (Optical Current/([Charge-e]*Junction Area*Optical Generation Rate))-(Junction Transition Width+Diffusion Length of Transition Region). Here is an example- 5.4E+15 = (0.000135/([Charge-e]*5.4013E-09*2.9E+19))-(2.5E-08+5.6E-09).
How to calculate Length of P-Side Junction?
With Optical Current (Iopt), Junction Area (Aj), Optical Generation Rate (gop), Junction Transition Width (Wj) & Diffusion Length of Transition Region (Ldif) we can find Length of P-Side Junction using the formula - Length of P-Side Junction = (Optical Current/([Charge-e]*Junction Area*Optical Generation Rate))-(Junction Transition Width+Diffusion Length of Transition Region). This formula also uses Charge of electron constant(s).
Can the Length of P-Side Junction be negative?
No, the Length of P-Side Junction, measured in Length cannot be negative.
Which unit is used to measure Length of P-Side Junction?
Length of P-Side Junction is usually measured using the Micrometer[μm] for Length. Meter[μm], Millimeter[μm], Kilometer[μm] are the few other units in which Length of P-Side Junction can be measured.
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