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SNR of Good Avalanche Photodiode ADP Receiver in decibels Calculator

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✖Multiplication Factor is a measure of the internal gain provided by the Avalanche Photodiode.ⓘ Multiplication Factor [M]			+10% -10%
✖Photocurrent is the electrical current produced by the photodetector when exposed to light.ⓘ Photocurrent [I_p]			+10% -10%
✖Post Detection Bandwidth refers to the bandwidth of the electrical signal after it has been detected and converted from an optical signal.ⓘ Post Detection Bandwidth [B]			+10% -10%
✖Dark current is the electric current that flows through a photosensitive device, such as a photodetector, even when there is no incident light or photons striking the device.ⓘ Dark Current [I_d]			+10% -10%
✖Temperature is the degree or intensity of heat present in a substance or object.ⓘ Temperature [T]			+10% -10%
✖Load resistance refers to the resistance that is connected to the output of an electronic component or circuit.ⓘ Load Resistance [R_L]			+10% -10%

✖Signal to noise ratio is defined as the ratio of signal power to noise power, often expressed in decibels.ⓘ SNR of Good Avalanche Photodiode ADP Receiver in decibels [SNR_av]

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SNR of Good Avalanche Photodiode ADP Receiver in decibels Solution

STEP 0: Pre-Calculation Summary

Formula Used

Signal to Noise Ratio = 10*log10((Multiplication Factor^2*Photocurrent^2)/(2*[Charge-e]*Post Detection Bandwidth*(Photocurrent+Dark Current)*Multiplication Factor^2.3+((4*[BoltZ]*Temperature*Post Detection Bandwidth*1.26)/Load Resistance)))
SNR_av = 10*log10((M^2*I_p^2)/(2*[Charge-e]*B*(I_p+I_d)*M^2.3+((4*[BoltZ]*T*B*1.26)/R_L)))
This formula uses 2 Constants, 1 Functions, 7 Variables

Constants Used

[Charge-e] - Charge of electron Value Taken As 1.60217662E-19
[BoltZ] - Boltzmann constant Value Taken As 1.38064852E-23

Functions Used

log10 - The common logarithm, also known as the base-10 logarithm or the decimal logarithm, is a mathematical function that is the inverse of the exponential function., log10(Number)

Variables Used

Signal to Noise Ratio - Signal to noise ratio is defined as the ratio of signal power to noise power, often expressed in decibels.
Multiplication Factor - Multiplication Factor is a measure of the internal gain provided by the Avalanche Photodiode.
Photocurrent - (Measured in Ampere) - Photocurrent is the electrical current produced by the photodetector when exposed to light.
Post Detection Bandwidth - (Measured in Hertz) - Post Detection Bandwidth refers to the bandwidth of the electrical signal after it has been detected and converted from an optical signal.
Dark Current - (Measured in Ampere) - Dark current is the electric current that flows through a photosensitive device, such as a photodetector, even when there is no incident light or photons striking the device.
Temperature - (Measured in Kelvin) - Temperature is the degree or intensity of heat present in a substance or object.
Load Resistance - (Measured in Ohm) - Load resistance refers to the resistance that is connected to the output of an electronic component or circuit.

STEP 1: Convert Input(s) to Base Unit

Multiplication Factor: 2 --> No Conversion Required
Photocurrent: 70 Milliampere --> 0.07 Ampere (Check conversion here)
Post Detection Bandwidth: 8000000 Hertz --> 8000000 Hertz No Conversion Required
Dark Current: 11 Nanoampere --> 1.1E-08 Ampere (Check conversion here)
Temperature: 85 Kelvin --> 85 Kelvin No Conversion Required
Load Resistance: 3.31 Kilohm --> 3310 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

SNR_av = 10*log10((M^2*I_p^2)/(2*[Charge-e]*B*(I_p+I_d)*M^2.3+((4*[BoltZ]*T*B*1.26)/R_L))) --> 10*log10((2^2*0.07^2)/(2*[Charge-e]*8000000*(0.07+1.1E-08)*2^2.3+((4*[BoltZ]*85*8000000*1.26)/3310)))

Evaluating ... ...

SNR_av = 103.459515749619

STEP 3: Convert Result to Output's Unit

103.459515749619 --> No Conversion Required

FINAL ANSWER

103.459515749619 ≈ 103.4595 <-- Signal to Noise Ratio

(Calculation completed in 00.004 seconds)

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Created by Vaidehi Singh

Prabhat Engineering College (P.E.C.), Uttar Pradesh

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Chandigarh University (CU), Punjab

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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

SNR of Good Avalanche Photodiode ADP Receiver in decibels Formula

LaTeX Go

What is SNR for Avalanche Photodiode Receiver?

The Signal-to-Noise Ratio (SNR) of an Avalanche Photodiode (APD) receiver is a crucial parameter that determines the quality of the received signal. The SNR at the output of an APD receiver includes the effects of photoinjected carriers, dark-generated carriers, and the receiver circuitry.

How to Calculate SNR of Good Avalanche Photodiode ADP Receiver in decibels?

SNR of Good Avalanche Photodiode ADP Receiver in decibels calculator uses Signal to Noise Ratio = 10*log10((Multiplication Factor^2*Photocurrent^2)/(2*[Charge-e]*Post Detection Bandwidth*(Photocurrent+Dark Current)*Multiplication Factor^2.3+((4*[BoltZ]*Temperature*Post Detection Bandwidth*1.26)/Load Resistance))) to calculate the Signal to Noise Ratio, SNR of Good Avalanche Photodiode ADP Receiver in decibels formula is defined as the equation to calculate the Signal to noise ratio. The default value for figure of noise in good Avalanche Photodiode is 1dB which is approximately equal to 1.26. Signal to Noise Ratio is denoted by SNR_av symbol.

How to calculate SNR of Good Avalanche Photodiode ADP Receiver in decibels using this online calculator? To use this online calculator for SNR of Good Avalanche Photodiode ADP Receiver in decibels, enter Multiplication Factor (M), Photocurrent (I_p), Post Detection Bandwidth (B), Dark Current (I_d), Temperature (T) & Load Resistance (R_L) and hit the calculate button. Here is how the SNR of Good Avalanche Photodiode ADP Receiver in decibels calculation can be explained with given input values -> 103.4595 = 10*log10((2^2*0.07^2)/(2*[Charge-e]*8000000*(0.07+1.1E-08)*2^2.3+((4*[BoltZ]*85*8000000*1.26)/3310))).

FAQ

What is SNR of Good Avalanche Photodiode ADP Receiver in decibels?

SNR of Good Avalanche Photodiode ADP Receiver in decibels formula is defined as the equation to calculate the Signal to noise ratio. The default value for figure of noise in good Avalanche Photodiode is 1dB which is approximately equal to 1.26 and is represented as SNR_av = 10*log10((M^2*I_p^2)/(2*[Charge-e]*B*(I_p+I_d)*M^2.3+((4*[BoltZ]*T*B*1.26)/R_L))) or Signal to Noise Ratio = 10*log10((Multiplication Factor^2*Photocurrent^2)/(2*[Charge-e]*Post Detection Bandwidth*(Photocurrent+Dark Current)*Multiplication Factor^2.3+((4*[BoltZ]*Temperature*Post Detection Bandwidth*1.26)/Load Resistance))). Multiplication Factor is a measure of the internal gain provided by the Avalanche Photodiode, Photocurrent is the electrical current produced by the photodetector when exposed to light, Post Detection Bandwidth refers to the bandwidth of the electrical signal after it has been detected and converted from an optical signal, Dark current is the electric current that flows through a photosensitive device, such as a photodetector, even when there is no incident light or photons striking the device, Temperature is the degree or intensity of heat present in a substance or object & Load resistance refers to the resistance that is connected to the output of an electronic component or circuit.

How to calculate SNR of Good Avalanche Photodiode ADP Receiver in decibels?

SNR of Good Avalanche Photodiode ADP Receiver in decibels formula is defined as the equation to calculate the Signal to noise ratio. The default value for figure of noise in good Avalanche Photodiode is 1dB which is approximately equal to 1.26 is calculated using Signal to Noise Ratio = 10*log10((Multiplication Factor^2*Photocurrent^2)/(2*[Charge-e]*Post Detection Bandwidth*(Photocurrent+Dark Current)*Multiplication Factor^2.3+((4*[BoltZ]*Temperature*Post Detection Bandwidth*1.26)/Load Resistance))). To calculate SNR of Good Avalanche Photodiode ADP Receiver in decibels, you need Multiplication Factor (M), Photocurrent (I_p), Post Detection Bandwidth (B), Dark Current (I_d), Temperature (T) & Load Resistance (R_L). With our tool, you need to enter the respective value for Multiplication Factor, Photocurrent, Post Detection Bandwidth, Dark Current, Temperature & Load Resistance 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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