IRM-8871S Features
(1)High protection ability against EMI .
(2)Oval lens to improve the receive angles.
(3)Line-up for various center carrier frequencies.
(4)Low voltage and low power consumption.
(5)High immunity against ambient light.
(6)Photodiode with integrated circuit.
(7)TTL and CMOS compatibility.
(8)Long reception distance.
(9)High sensitivity.
 

IRM-8871S Descriptions
The device is a miniature type infrared remote control system receiver which has been developed and designed by utilizing the most updated IC technology. The PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as an IR filter. The demodulated output signal can directly be decoded by a microprocessor.
 

IRM-8871S Applications
1. Optical switch
2. Light detecting portion of remote control
(1)AV instruments such as Audio, TV, VCR, CD, MD, etc.
(2)Home appliances such as Air-conditioner, Fan , etc.
(3)The other equipments with wireless remote control.
(4)CATV set top boxes
(5)Multi-media Equipment

IRM-8871S Electro-Optical Characteristics (Ta=25℃, and Vcc=5V)

Supply Voltage 4.5~5.5V(DC voltage)

Consumption Current Icc --- Max.3mA (No signal input )

B.P.F Center Frequency Fo --- (Typ)38KHz 

Peak Wavelength λp --- (Typ)940 nm   

Reception Distance L0---Min.8m  & L45---Min 4m  

Half Angle(Horizontal) Θh --- (Typ)45deg 

Half Angle(Vertical) Θv --- (Typ)35 deg  

High Level Pulse Width TH ---400 ~800 μs 

Low Level Pulse Width TL ---400 ~800 μs 

High Level Output Voltage VH ---Min4.5 V  

Low Level Output Voltage VL --- (Typ)0.2---Max 0.5V