Photodetector with wavelength @ 780nm and 1560nm

Photodetector with wavelength @ 780nm and 1560nm

Team members: Sunke Lan

To design photodetector as power monitor with power within 10mW.

Project Outline

1. Objective
   1. Design photodetector for 780nm and 1560nm
   2. Measure optical power up to 10mW

1. Components
   1. Photodiodes (S5917, G12180-010A), BNC test boards, PCB test boards, and basic lump elements
   2. Transimpedance amplifier, op-amp (OP27G)

1. Design Considerations
   1. Wavelength sensitivity
   2. Linearity within 10mW

1. Testing and Results

1. 1. Test Circuit

Circuit for 780nm Photodetector

1. 1. Data and Analysis