1 PCRPTA-646 Quad-element Pyroelectric Infrared Sensor

Pyroelectric Infrared Sensor detects the infrared radiation by using the temperature-dependent feature.It suppresses the interference caused by temperature change, adopts the method of quad sensing elements complementary which improves the stability of the sensor.This PIR sensor can be widely used in safety device, burglar alarm, automatic door, auto light control and intelligent toys. Application Security, Intrusion alarm, Indoor access management; Human body detection lighting; Auto control door,smart home; Smart office appliance; Features High sensitivity and excellent signal to noise ratio Excellent immunity to interference Strong anti-white light ability Adopting quad-element compensation structure, to resist external environmental interference Specification Model No. RPTA-646 Standard encapsulation: TO-5 Infrared receiving electrode 2×1mm,4 sensitive elements Window size: 4.9×4.9mm Receiving wave length: 5～14µm Transmittance >75% Output signal peak[Vp-p] ≥5