All-Purpose Dual Element Pyroelectric Infrared Radial Sensor D203B  The pyroelectric infrared sensor detects infrared radiation on the basis of the characteristics that the polarization of pyroelectric material changes with temperature. Dual compensated sensing elements are applied to suppress the interference resulting from temperature...

PIR Motion Detector Module  Motion detector module uses a motion detector IC andPCB mounted Fresnel lens.  SB0061 is a pyroelectric sensor module which developed for human body detection. A PIR detector combinedwith a fresnel lens are mounted on a compact size PCB together with an analog IC, SB0061, and limitedcomponents to form the...

Cheap optical fresnel lens  Fresnel lens arrays designed for passive infrared sensor.the The optical surfaces are increases lens sensitivity for PIR SENSOR applications.  Specification:  1.Detectable distance:8m  2.Focal length:19mm  3.Overall size:46mm  4.Viewing angle:120degree  5.Lens...

5mm CDS Light Dependent resistor GL5516  Photoresistor is a resistor which made of semi-conductor material,and the conductance changes with luminance variation .The photoresistor can be manufactured with different figures and illuminated area based on this characteristic.Photoresistor is widely used in many industries, such as...

TYPICAL APPLICATIONS  Replacement of Photoresistor (CdS).  Control of backlight brightness for LCD Monitors,TV sets, PDA ,Cameras and Mobile Phones.  Switch for lighting equipments and Toys.  Testing for daylight.  FEATURES  Linear output conforming to illuminance.  Built-in optical filter for spectral...

Analog Linear Optical Coupling  Analog Linear Optical Coupling is photoelectric component by inputting the different  current to control the changes of resistance. It makes use of CdS and LED semi-conductor with  rigorous selection, aging and test. The product is widely used by current input control and pure  resistance...

PIR Control Infrared Ray Integrated Circuit  GENERAL DESCRIPTION  The M7612 is a PIR ( passive infra-red ) controller , using analog mixing digital design technique and manufactures by CMOS  Process which can either drive TRIAC or RELAY depending on user’s choice. With special noise immunity technique , M7612  is the...