Ai-Thinker RD-03 Millimeter Wave Radar Module
The Ai-Thinker RD-03 is an advanced millimeter-wave radar module engineered for accurate human presence detection. Unlike traditional sensors, it can reliably detect both moving and stationary human bodies within its detection range. Operating in the 24 GHz frequency band, this module offers high sensitivity and precision, making it perfect for smart applications requiring dependable human sensing.
Features
- Capable of detecting both moving and stationary human presence
- Compact DIP package with standard 2.54 mm pins for easy integration
- Operates in the 24 GHz ISM frequency band
- Narrow beam antenna for high resolution and robust anti-interference capabilities
- Configurable sensing range and sensitivity via serial port
- Ultra-small form factor: 20 x 20 mm
- Real-time detection results via UART interface
- Supports ceiling and wall mounting
- Intelligent parameter adjustment for optimized performance
Specifications
| Parameter | Specification |
|---|---|
| Model | RD-03 |
| Package | DIP-5 |
| Dimensions | 20.0 x 20.0 mm |
| Antenna | On-board |
| Frequency Range | 24.0 ~ 24.25 GHz |
| Operating Temperature | -40°C to 85°C |
| Power Supply | 3.0V to 3.6V, ≥200mA |
| Power Consumption | Typical 50 mA at 3.3V |
| Interface | UART |
| UART Rate | 115200 bps |
Applications
- Smart lighting control based on human presence
- Wake-up systems for advertising displays and interactive devices
- Life safety monitoring and protection
- Integration with smart home appliances
- Security systems for intrusion detection
- Smart parking and charging station monitoring
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