Infrared receiver circuit


Posted on Mar 28, 2007

Shown as an infrared receiver circuit. The figure shows that the circuit is mainly composed of an infrared remote control signal switching circuit vri and signal amplification, filtering and rectifying integrated circuits TDA4 ()


Infrared receiver circuit
Click here to download the full size of the above Circuit.

50B and other parts of. BP104 sense infrared photodiode infrared diode emitting an optical signal, BP104 will optical signal into a current signal, the signal after amplification by VT1 is fed TDA4050B pin, the remote control signal received by the integrated circuit amplifies, filters after shaping and output by the remote control signal feet.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

ATMEL 8051 Flash Based-Microcontroller Programmer
Infrared cordless Headphone Amplifier
Laser Data Link schematic
Continuity tester for pcb
Window Generator
Doorbell circuit using NE555 IC
remote control
12 volt car battery monitor
5V / 2A isolated switching power supply circuit diagram
The basic circuit diagram of a constant current source mirror



Top