Multiplied Photocurrent Solution

STEP 0: Pre-Calculation Summary
Formula Used
Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power
IM = GO*R*Po
This formula uses 4 Variables
Variables Used
Multiplied Photocurrent - (Measured in Ampere) - Multiplied Photocurrent is caused when the receiver sensitivity increases because the photocurrent is multiplied before encountering the electrical noise associated with the receiver circuitry.
Optical Gain of Phototransistor - Optical Gain of Phototransistor is a measure of how well a medium amplifies photons by stimulated emission.
Responsivity of Photodetector - (Measured in Ampere) - Responsivity of Photodetector quantifies how much electrical current a photodetector generates in response to a certain amount of incident optical power.
Incident Power - (Measured in Watt) - Incident Power w.r.t optics is the amount of optical power (light energy) incident on the photodetector.
STEP 1: Convert Input(s) to Base Unit
Optical Gain of Phototransistor: 0.15 --> No Conversion Required
Responsivity of Photodetector: 40 Ampere --> 40 Ampere No Conversion Required
Incident Power: 1.75 Microwatt --> 1.75E-06 Watt (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
IM = GO*R*Po --> 0.15*40*1.75E-06
Evaluating ... ...
IM = 1.05E-05
STEP 3: Convert Result to Output's Unit
1.05E-05 Ampere -->10.5 Microampere (Check conversion ​here)
FINAL ANSWER
10.5 Microampere <-- Multiplied Photocurrent
(Calculation completed in 00.019 seconds)

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Optical Detectors Calculators

Incident Photon Rate
​ LaTeX ​ Go Incident Photon Rate = Incident Optical Power/([hP]*Frequency Of Light Wave)
Long Wavelength Cutoff Point
​ LaTeX ​ Go Wavelength Cutoff Point = [hP]*[c]/Bandgap Energy
Quantum Efficiency of Photodetector
​ LaTeX ​ Go Quantum Efficiency = Number of Electrons/Number of Incident Photons
Electron Rate in Detector
​ LaTeX ​ Go Electron Rate = Quantum Efficiency*Incident Photon Rate

Multiplied Photocurrent Formula

​LaTeX ​Go
Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power
IM = GO*R*Po

What is the significance of Multiplied Photocurrent?

The significance of multiplied photocurrent lies in its ability to substantially enhance the responsivity of photodetectors. This means that a small amount of incident light can generate a large electrical signal, improving the sensitivity of the device.

How to Calculate Multiplied Photocurrent?

Multiplied Photocurrent calculator uses Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power to calculate the Multiplied Photocurrent, Multiplied Photocurrent is caused when the receiver sensitivity increases because the photocurrent is multiplied before encountering the electrical noise associated with the receiver circuitry. The process is called avalanche multiplication and hence the device is called Avalanche Photodiode. Multiplied Photocurrent is denoted by IM symbol.

How to calculate Multiplied Photocurrent using this online calculator? To use this online calculator for Multiplied Photocurrent, enter Optical Gain of Phototransistor (GO), Responsivity of Photodetector (R) & Incident Power (Po) and hit the calculate button. Here is how the Multiplied Photocurrent calculation can be explained with given input values -> 1.1E+7 = 0.15*40*1.75E-06.

FAQ

What is Multiplied Photocurrent?
Multiplied Photocurrent is caused when the receiver sensitivity increases because the photocurrent is multiplied before encountering the electrical noise associated with the receiver circuitry. The process is called avalanche multiplication and hence the device is called Avalanche Photodiode and is represented as IM = GO*R*Po or Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power. Optical Gain of Phototransistor is a measure of how well a medium amplifies photons by stimulated emission, Responsivity of Photodetector quantifies how much electrical current a photodetector generates in response to a certain amount of incident optical power & Incident Power w.r.t optics is the amount of optical power (light energy) incident on the photodetector.
How to calculate Multiplied Photocurrent?
Multiplied Photocurrent is caused when the receiver sensitivity increases because the photocurrent is multiplied before encountering the electrical noise associated with the receiver circuitry. The process is called avalanche multiplication and hence the device is called Avalanche Photodiode is calculated using Multiplied Photocurrent = Optical Gain of Phototransistor*Responsivity of Photodetector*Incident Power. To calculate Multiplied Photocurrent, you need Optical Gain of Phototransistor (GO), Responsivity of Photodetector (R) & Incident Power (Po). With our tool, you need to enter the respective value for Optical Gain of Phototransistor, Responsivity of Photodetector & Incident Power and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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