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3 dB Bandwidth of Metal Photodetectors Formula

GoMaximum Photodiode 3 dB Bandwidth Formula

GoMaximum 3dB Bandwidth of Metal Photodetector Formula

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Maximum 3dB Bandwidth of the photodiode is the frequency at which the photodiode's response drops to -3 decibels (dB) or approximately 70.7% of its maximum response. Check FAQs

B m = \frac{1}{2 \cdot π \cdot t s}

B_m - Maximum 3db Bandwidth?t_s - Transit Time?π - Archimedes' constant?

3 dB Bandwidth of Metal Photodetectors Example

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Here is how the 3 dB Bandwidth of Metal Photodetectors equation looks like with Values.

Here is how the 3 dB Bandwidth of Metal Photodetectors equation looks like with Units.

Here is how the 3 dB Bandwidth of Metal Photodetectors equation looks like.

0.0133 = \frac{1}{2 \cdot 3.1416 \cdot 12.01}

0.0133Hz = \frac{1}{2 \cdot 3.1416 \cdot 12.01s}

0.0133 = \frac{1}{2 \cdot 3.1416 \cdot 12.01}

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3 dB Bandwidth of Metal Photodetectors Solution

Follow our step by step solution on how to calculate 3 dB Bandwidth of Metal Photodetectors?

FIRST Step Consider the formula

B m = \frac{1}{2 \cdot π \cdot t s}

Next Step Substitute values of Variables

∴

B m = \frac{1}{2 \cdot π \cdot 12.01s}

Next Step Substitute values of Constants

∴

B m = \frac{1}{2 \cdot 3.1416 \cdot 12.01s}

Next Step Prepare to Evaluate

∴

B m = \frac{1}{2 \cdot 3.1416 \cdot 12.01}

Next Step Evaluate

∴

B m = 0.0132518687004076Hz

LAST Step Rounding Answer

∴

B m = 0.0133Hz

3 dB Bandwidth of Metal Photodetectors Formula Elements

Variables

Constants

Maximum 3db Bandwidth

Maximum 3dB Bandwidth of the photodiode is the frequency at which the photodiode's response drops to -3 decibels (dB) or approximately 70.7% of its maximum response.

Symbol: B_m

Measurement: FrequencyUnit: Hz

Note: Value should be greater than 0.

Formulas to find Maximum 3db Bandwidth

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

Archimedes' constant

Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.

Symbol: π

Value: 3.14159265358979323846264338327950288

Other Formulas to find Maximum 3db Bandwidth

Go Maximum Photodiode 3 dB Bandwidth

B m = \frac{υ d}{2 \cdot π \cdot w}

Go Maximum 3dB Bandwidth of Metal Photodetector

B m = \frac{1}{2 \cdot π \cdot t s \cdot G}

Other formulas in Optical Detectors category

Go Quantum Efficiency of Photodetector

η = \frac{N e}{N p}

Go Incident Photon Rate

R i = \frac{P i}{[hP] \cdot F i}

Go Electron Rate in Detector

R p = η \cdot R i

Go Long Wavelength Cutoff Point

λ c = [hP] \cdot \frac{[c]}{E g}

How to Evaluate 3 dB Bandwidth of Metal Photodetectors?

3 dB Bandwidth of Metal Photodetectors evaluator uses Maximum 3db Bandwidth = 1/(2*pi*Transit Time) to evaluate the Maximum 3db Bandwidth, 3 dB Bandwidth of Metal Photodetectors is the common metric used to describe the frequency response or the gain response of the photodetector. In other words, it's the frequency range over which the photodetector can accurately detect and respond to changes in light intensity. Maximum 3db Bandwidth is denoted by B_m symbol.

How to evaluate 3 dB Bandwidth of Metal Photodetectors using this online evaluator? To use this online evaluator for 3 dB Bandwidth of Metal Photodetectors, enter Transit Time (t_s) and hit the calculate button.

FAQs on 3 dB Bandwidth of Metal Photodetectors

What is the formula to find 3 dB Bandwidth of Metal Photodetectors?

The formula of 3 dB Bandwidth of Metal Photodetectors is expressed as Maximum 3db Bandwidth = 1/(2*pi*Transit Time). Here is an example- 0.013263 = 1/(2*pi*12.01).

How to calculate 3 dB Bandwidth of Metal Photodetectors?

With Transit Time (t_s) we can find 3 dB Bandwidth of Metal Photodetectors using the formula - Maximum 3db Bandwidth = 1/(2*pi*Transit Time). This formula also uses Archimedes' constant .

What are the other ways to Calculate Maximum 3db Bandwidth?

Here are the different ways to Calculate Maximum 3db Bandwidth-

Maximum 3db Bandwidth=Carrier Velocity/(2*pi*Depletion Layer Width)
Maximum 3db Bandwidth=1/(2*pi*Transit Time*PhotoConductive Gain)

Can the 3 dB Bandwidth of Metal Photodetectors be negative?

No, the 3 dB Bandwidth of Metal Photodetectors, measured in Frequency cannot be negative.

Which unit is used to measure 3 dB Bandwidth of Metal Photodetectors?

3 dB Bandwidth of Metal Photodetectors is usually measured using the Hertz[Hz] for Frequency. Petahertz[Hz], Terahertz[Hz], Gigahertz[Hz] are the few other units in which 3 dB Bandwidth of Metal Photodetectors can be measured.

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