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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, you can adjust the delay time between 5 to 200 seconds using the onboard potentiometer.
The sensor can detect human movement up to ~3 meters within a ~100° angle.
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.
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