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HC-SR505 Mini PIR Motion Sensor
₹74.0
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The HC-SR505 is a compact, low-power Passive Infrared (PIR) motion sensor designed to detect human body movement. It’s widely used in DIY electronics projects, Arduino and Raspberry Pi automation systems, security alarms, and energy-saving lighting control. With its small size and reliable performance, it’s ideal for battery-powered applications.
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Product Specifications
| Specification | Details |
|---|---|
| Model | HC-SR505 |
| Type | Passive Infrared (PIR) Motion Sensor |
| Detection Range | ~3 meters |
| Detection Angle | ~100° |
| Trigger Mode | Retriggerable |
| Delay Time | 5 – 200 seconds (adjustable via potentiometer) |
| Operating Voltage | DC 4.5V – 20V |
| Output Type | High (3.3V) / Low (0V) digital output |
| Quiescent Current | < 60 µA |
| Operating Temperature | -20°C to +80°C |
| Lens Type | Fresnel Lens |
| Power Consumption | Very low, suitable for battery-powered systems |
Frequently Asked Questions
Yes, it works perfectly with Arduino, Raspberry Pi, ESP8266, ESP32, and similar microcontrollers.
Yes, since it detects infrared heat signatures, it works in darkness without any problem.
The sensor can detect human movement up to ~3 meters within a ~100° angle.
Yes, you can adjust the delay time between 5 to 200 seconds using the onboard potentiometer.
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