Product Introduction
1. RD622 Pyroelectric Infrared Sensor Product Description
RD622Pyroelectric Infrared SensorIt detects infrared radiation based on temperature changes, using dual sensitive element complementary method to suppress interference caused by temperature variations, improving the sensor's working stability. The product is widely used in applications such as security devices, burglar alarms, automatic doors, automatic lighting, smart toys, etc.
2. RD622 Pyroelectric Infrared Sensor Features
High sensitivity and superior signal-to-noise ratio
High stability against temperature changes
Strong anti-interference capability (e.g., vibration, RF interference, etc.)
Superior cost-performance ratio
3. RD622 Pyroelectric Infrared Sensor Main Applications
Security
Lighting fixtures
Home and other fields
4. RD622 Pyroelectric Infrared Sensor Technical Specifications
| Model | RD-622 series |
| Package | TO-5 |
| Infrared receiving electrode | 2×1 mm, 2 sensitive elements |
| Window size | 3×4 mm |
| Receiving wavelength | 7-14 μm |
| Transmittance | >75% |
| Output signal peak [Vp-p] | 3500 mV |
| Sensitivity | 3200 V/W |
| Detectivity (D*) | 1.4 ×108cmHz1/2/W |
| Noise peak [Vp-p] | <70 mV |
| Output balance | <10% |
| Source voltage | 0.2-1.5 V |
| Supply voltage | 2-15 V |
| Operating temperature range | -30—70ºC |
| Storage temperature range | -40—80ºC |
