Description

Specification Details
Sensor Type Passive Infrared (PIR) motion sensor
Model HC-SR501
Controller IC BISS0001
Supply Voltage 5–12 V DC, as labelled in your image
Output Type Digital
Output Voltage HIGH: approximately 3.3 V; LOW: 0 V
Detection Distance Up to approximately 7 m; adjustable
Detection Angle Up to approximately 120°, depending on lens and version
Sensitivity Adjustment Onboard potentiometer
Output Hold Time Approximately 5–200 seconds, adjustable; varies by version
Trigger Modes Repeatable (H) and non-repeatable (L), selected by jumper
Lens Type Fresnel lens
Connections VCC, OUT and GND
Typical PCB Dimensions Approximately 32 × 24 mm, excluding lens
Applications Automatic lights, intrusion alarms, motion-activated devices and robotics