The HC-SR501 sensor is a highly versatile component often used in automated lighting, security systems, and other devices that are sensitive to motion.
| Input voltage | 4.8 V – 20 V |
| Output voltage | 3.3 V / 0 V |
| Current (idle) | <50 µA |
| Delay time | 0.3 s – 200 s, custom up to 10 min |
| Lock time | 2.5 s (default) |
| Trigger repeat | L = disable , H = enable |
| Sensing range | <120 °, within 7 m |
| Operating temperature | –15 ~ +70 °C |
HC-SR505 small body sensing module is based on infrared technology, automatic control products, high sensitivity, high reliability, ultra-small, ultra-low-voltage operation mode. Widely used in various auto-sensing of electrical equipment, especially battery-powered automatic control products.
| Operating voltage range | DC4.5-20V |
| Quiescent Current | <60uA |
| Level output | 3.3V / Low 0V |
| Trigger | reusable trigger (default) |
| Delay Time | The default 8S + -30% |
| Board Dimensions | 10 * 23mm |
| Induction angle | <100 degrees cone angle |
| Sensing distance | 3 meters |
| Working temperature | -20 to +80 °C |
| Sensor lens dimensions | Diameter: 10mm |
The AM312 is an ultra-miniature PIR module which uses a Pyroelectric sensor similar to the one found in the common SR501 but in a more compact form factor.
| Supply voltage | 3v - 12v |
| Output voltage | 3.3v (triggered) / 0v (un-triggered) |
| Quiescent current | ~8uA at 5Vdc |
| Trigger on time | ~4 seconds |
| Sensor angle | 100 degree cone |
| Sensor range | ~3 meters |
| Operating temperature | -20 – +80 °C |
| PCB dimension | 8.5mm x 10mm |
SR602 MINI Motion Sensor Detector Module is used as a Pyroelectric human body infrared sensor module. This module has a sensing distance of up to 5 meters. It Can be used for body sensor lights, alarms, security.
| Power supply | 3.3V-15V |
| Level output | 3.3V / Low 0V |
| Sensing Distance | 3M - 5M |
| Delay | Adjustable |
| Quiescent current | 20uA |
| Output |
General-Purpose Dual Element Pyroelectric Infrared Radial Sensor The pyroelectric infrared sensor detects infrared radiation on the basis of the characteristics that the polarization of pyroelectric material changes with temperature.
| Reaction angle | 120 degrees |
| Reaction distance | 5M |
| Supply voltage | 10.5v-16v or 21v-32v |
| Output voltage | 10.5v-16v or 21v-32v |
| Operating temperature | -20 to +60 °C |
| Sensing Distance | 8M |
| Reaction angle | 60 degrees |
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