Description :
The LM393 LDR Light Sensor Module is a highly sensitive photosensitive detection module designed for light intensity sensing and automatic lighting control applications. Built with an LDR (Light Dependent Resistor) and LM393 comparator IC, this module provides both analog and digital outputs for easy integration with Arduino, ESP32, Raspberry Pi, AVR, PIC, and other microcontroller platforms. The onboard potentiometer allows adjustable sensitivity for precise light detection in smart lighting systems, automatic street lights, robotics, security systems, and DIY electronics projects. Compact, reliable, and energy-efficient, this module is ideal for students, hobbyists, and automation developers.
Specifications :
| Specification | Details |
|---|---|
| Product Name | LM393 LDR Light Sensor Module |
| Sensor Type | Photosensitive Light Sensor |
| Comparator IC | LM393 |
| Operating Voltage | 3.3V – 5V DC |
| Output Type | Analog & Digital |
| Sensor Element | LDR (Light Dependent Resistor) |
| Sensitivity Adjustment | Onboard Potentiometer |
| Digital Output | TTL Signal |
| PCB Size | Compact Module |
| Indicator LEDs | Power & Output LEDs |
| Interface Pins | VCC, GND, DO, AO |
| Detection Method | Light Intensity Detection |
| Mounting Type | PCB Mount |
| Compatibility | Arduino, ESP32, Raspberry Pi |
| Applications | Automation & Light Detection |
| Weight | Lightweight |
Features :
- Built with LM393 comparator IC
- High sensitivity LDR sensor
- Provides analog and digital output
- Adjustable sensitivity control
- Easy to interface with microcontrollers
- Compatible with Arduino boards
- Supports ESP32 and Raspberry Pi
- Compact and lightweight design
- Fast response to light changes
- Onboard power indicator LED
- Digital output status indicator
- Stable and reliable performance
- Low power consumption
- Suitable for automation projects
- Ideal for smart lighting systems
- Useful for automatic street lights
- Excellent for robotics applications
- Beginner-friendly sensor module
- Easy PCB mounting design
- Supports DIY electronics projects
- Accurate light intensity detection
- Durable PCB construction
- Wide operating voltage range
- Simple 4-pin connection interface
- Multi-purpose photosensitive module
Package Included :
1X LM393 LDR Light Sensor Module with Analog & Digital Output for Arduino
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