Working of Photo Diode

Start Simulation Take Readings Plot Graph Result

Voltage	Current (I D1)	Current (I D2)	Current (I D3)	Current (I D4)
0
5
10
15
20
25
30

Click on result button to view the result

Total Current (I _T) = I _Dark + I _Photo
I _Dark = I _saturation * exp ^{(e*V/(K*T)-1)}
I _Photo = Responsivity * L / D²
e = 1.602 * 10 ^-19
K = 1.380 * 10 ^-23
T = 303.15 K

I-V characteristics of Photo Diode is observed
relation between Intensity and Photo current is observed