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Longest Transit Time Formula

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Transit time is the duration for a charge carrier to move from where it's created in the photodetector's semiconductor material to where it's collected by the electrodes. Check FAQs

t s = \frac{w}{V d}

t_s - Transit Time?w - Depletion Layer Width?V_d - Drift Velocity?

Longest Transit Time Example

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Here is how the Longest Transit Time equation looks like with Values.

Here is how the Longest Transit Time equation looks like with Units.

Here is how the Longest Transit Time equation looks like.

12 = \frac{9}{0.75}

12s = \frac{9m}{0.75m/s}

12 = \frac{9}{0.75}

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Longest Transit Time Solution

Follow our step by step solution on how to calculate Longest Transit Time?

FIRST Step Consider the formula

t s = \frac{w}{V d}

Next Step Substitute values of Variables

∴

t s = \frac{9m}{0.75m/s}

Next Step Prepare to Evaluate

∴

t s = \frac{9}{0.75}

LAST Step Evaluate

∴

t s = 12s

Longest Transit Time Formula Elements

Variables

Transit Time

Transit time is the duration for a charge carrier to move from where it's created in the photodetector's semiconductor material to where it's collected by the electrodes.

Symbol: t_s

Measurement: TimeUnit: s

Note: Value should be greater than 0.

Formulas to find Transit Time

Depletion Layer Width

The depletion Layer Width is the distance across the region near the p-n junction where mobile charge carriers (electrons and holes) have been significantly depleted or removed.

Symbol: w

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Depletion Layer Width

Drift Velocity

Drift Velocity is the average velocity attained by charged particles, such as electrons or holes, in a particular direction under the influence of an electric field.

Symbol: V_d

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Drift Velocity

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Go Long Wavelength Cutoff Point

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How to Evaluate Longest Transit Time?

Longest Transit Time evaluator uses Transit Time = Depletion Layer Width/Drift Velocity to evaluate the Transit Time, The Longest Transit Time formula is used in semiconductor physics to calculate the transit time of charged particles (such as electrons or holes) as they move through the depletion layer of a semiconductor device. Transit Time is denoted by t_s symbol.

How to evaluate Longest Transit Time using this online evaluator? To use this online evaluator for Longest Transit Time, enter Depletion Layer Width (w) & Drift Velocity (V_d) and hit the calculate button.

FAQs on Longest Transit Time

What is the formula to find Longest Transit Time?

The formula of Longest Transit Time is expressed as Transit Time = Depletion Layer Width/Drift Velocity. Here is an example- 12 = 9/0.75.

How to calculate Longest Transit Time?

With Depletion Layer Width (w) & Drift Velocity (V_d) we can find Longest Transit Time using the formula - Transit Time = Depletion Layer Width/Drift Velocity.

Can the Longest Transit Time be negative?

No, the Longest Transit Time, measured in Time cannot be negative.

Which unit is used to measure Longest Transit Time?

Longest Transit Time is usually measured using the Second[s] for Time. Millisecond[s], Microsecond[s], Nanosecond[s] are the few other units in which Longest Transit Time can be measured.

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Longest Transit Time Formula

Longest Transit Time Example

Longest Transit Time Solution

Longest Transit Time Formula Elements

Other formulas in Optical Detectors category

How to Evaluate Longest Transit Time?

FAQs on Longest Transit Time

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