AM312 Miniature Human Body Sensor Module
The AM312 Miniature PIR Motion Sensor Module is a compact, low-power motion detection solution designed for modern electronics projects. It uses passive infrared (PIR) technology to detect human body movement by sensing infrared radiation changes.
Ideal for Arduino, ESP32, Raspberry Pi, and IoT-based automation systems, this module is widely used by students, engineers, and developers in Bangladesh for building smart security systems, automatic lighting, and robotics applications.
Its ultra-small size and low standby current make it perfect for battery-powered devices and embedded systems.
Whether you're building a smart home automation system, security alarm, or motion-triggered project, the AM312 sensor delivers reliable performance at an affordable price.
Features:
- Ultra-compact size (perfect for small projects)
- Low power consumption (ideal for battery devices)
- High sensitivity motion detection
- Digital output (easy to interface with microcontrollers)
- Fast response time
- Plug & play design
- Wide voltage support
Specifications:
| Specification | Details |
|---|---|
| Model | AM312 PIR Sensor |
| Operating Voltage | 2.7V – 12V |
| Output | Digital (High/Low) |
| Detection Range | ~3–5 meters |
| Detection Angle | ~100° |
| Delay Time | ~2 seconds (fixed) |
| Current Consumption | < 50µA |
| Operating Temp | -20°C to +60°C |
| Size | ~12 x 25 mm |
Applications:
- Motion-activated lighting systems
- Smart home automation
- Intruder alarm systems
- Arduino & IoT projects
- Robotics motion detection
- Energy-saving systems
- DIY electronics projects
🇧🇩 Why This is Perfect for Bangladesh
- Affordable for students and hobbyists
- Works with low voltage setups (ideal for local projects)
- Easy to integrate with common microcontrollers
- Available locally from bdelectronics.xyz
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