Description
The Photo Diode Characteristics Apparatus is a precision educational instrument designed to study the voltage–current (V–I) characteristics of a photodiode under dark and illuminated conditions. This apparatus enables analysis of photo current variation with light intensity, demonstrating the working principle of photodiodes used in optical sensing and optoelectronic applications.
Ideal for electronics laboratories, physics labs, engineering colleges, polytechnic institutes, and technical training centers.
✅ Key Features
🔦 Photodiode Characteristics Analysis
Study of V–I characteristics in dark and illuminated modes
Observation of photo current vs light intensity
Demonstrates reverse bias operation of photodiodes
⚡ Built-In Regulated Power Supply
Smooth, continuously variable DC regulated power supply
Provides stable and noise-free voltage control
Ensures accurate and safe photodiode operation
💡 Controlled Light Source
Integrated calibrated light source for illumination
Enables variation of light intensity
Facilitates quantitative photo response measurements
📊 High-Accuracy Measurement System
Precision voltmeter and micro-ammeter for low current measurement
Allows easy plotting of characteristic curves
Clear panel layout for student-friendly operation
🧱 Educational & Rugged Construction
Well-designed front panel with printed circuit diagram
Clearly labeled terminals and controls
Compact and durable cabinet for long-term laboratory use
🛡 Safety & Reliability
Low-voltage, student-safe operation
Overload and short-circuit protection
High-quality components for consistent performance
📘 Typical Applications
Photodiode V–I characteristic studies
Optoelectronics and optical sensor experiments
Light intensity measurement demonstrations
Physics and electronics laboratory training
Engineering and diploma practical courses
💡 Why Choose This Apparatus?
Clear demonstration of photodiode working principle
Accurate measurement of photo current response
Easy-to-use and safe for educational environments
Essential apparatus for optoelectronics and semiconductor studies
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