presesntation

1. Group
Members
• Bilawal Fiaz(36)
• Amad Ahmad(32)
• Irfan Aslam(34)

2. Photodiode

3. Table of Contents:
 What is photodiode?
 Symbol
 Materials
 Working Principle
 VI Characteristics
 Applications
 Advantages and Disadvantages

4. Photodiode Symbol:
DEFINITION:
LIGHT ENERGY
ELECTRICAL ENERGY

5. Materials:
 Materials commonly used to produce photodiodes include:

6. Working:

8. Graph:

10. Applications:

11. Advantages:
 Low Noise
 Low dark current
 High Speed
Disadvantages:
 Have high response times
 Low sensitivity
 Latent effect

12. Conclusion:
 Photodiode converts light energy into electrical energy.
 It operates in reverse biased.
 Light energy enters into depletion region.
 Amount of current is mostly depends upon the intensity of light.