UT8803

DESCRIPTION

The UTC UT8803 is an integrated circuit that design for infrared 

PIR controlling. It needs only few external components in application 

circuit. It can be applied as controller of light, electric switching and 

burglar alarm, and so on. 

FEATURES 

* High Noise Immunity.

* Output drivable RELAY or TRIAC.

* Contain two OP amps, gain adjustable.

* Control time adjustable.

* Steady voltage inside output 3.1 V to drive the PIR directly.

* Integrate zero cross detect, the AC power supply triggers 

synchronously, lowering the power supply pollution. 

规格书 UT8803