Mini PIR Motion Detection Sensor (HC-SR505)

Overview

Unlock the potential of motion-activated projects with the Mini PIR Motion Detection Sensor (HC-SR505) from MOKWN. This compact and energy-efficient sensor detects infrared radiation changes caused by moving objects, making it ideal for battery-powered and space-constrained applications. Whether you're building a security system, automating lighting, or creating interactive installations, the HC-SR505 delivers reliable motion sensing with minimal power consumption.

Key Features

• Ultra-Compact Design: Small footprint fits easily into tight spaces and wearable projects.
• Low Power Consumption: Optimized for battery-powered devices, extending operational life.
• Wide Detection Range: Detects motion within a 3-5 meter range and a 100° cone angle.
• Simple Digital Output: Provides a high signal on detection, compatible with most microcontrollers.
• Automatic Trigger Mode: Re-triggers continuously while motion is present, with a configurable delay time.
• Easy Integration: Requires only a 3.3V-5V power supply and a single GPIO pin for reading.

Technical Specifications

• Operating Voltage: 3.3V – 5V DC
• Detection Range: 3 – 5 meters (adjustable)
• Detection Angle: 100°
• Output Signal: Digital high (3.3V) on detection
• Trigger Mode: Repeatable trigger (default)
• Delay Time: Approx. 2-3 seconds (fixed)
• Operating Current: < 60 µA (standby)
• Dimensions: 12mm x 15mm (approx.)
• Interface: 3-pin header (VCC, OUT, GND)

Applications & Use Cases

• Security Systems: Detect intruders in doorways, windows, or corridors.
• Automated Lighting: Turn on lights when someone enters a room.
• Smart Home Automation: Trigger alerts or actions based on occupancy.
• Battery-Powered Devices: Ideal for portable motion detectors due to low power draw.
• Interactive Projects: Build motion-activated displays, alarms, or toys.
• Energy Saving: Automate appliances to operate only when needed.

What's Included

• 1x HC-SR505 Mini PIR Motion Sensor
• (Note: No cables or headers included; soldering required for connection)

Compatibility

• Microcontrollers: Arduino, Raspberry Pi, ESP32, ESP8266, STM32, and other 3.3V/5V logic boards.
• Power: Can be powered directly from 3.3V or 5V pins on most boards.
• Libraries: Works with standard digital input pins; no special libraries required.

MOKWN Recommendation

For makers and engineers in Egypt seeking a compact, low-power motion sensor, the HC-SR505 is an excellent choice. Its small size and efficiency make it perfect for embedded projects where space and battery life are critical. Pair it with an ESP32 or Arduino for rapid prototyping. At MOKWN, we guarantee authentic components and fast delivery across Egypt. Upgrade your project with reliable motion sensing today!