4 Channel Infrared (IR) Remote controller is using  HT12A and HT12D encoder/decoder chips from Holtek.

FEATURES

  • Supply – Transmitter : 3 to 5 VDC, 5 V @ 20 mA & Receiver : 5 VDC @ 200 mA
  • Output: 4 channel Latch or Momentary onboard Jumper for selection
  • Crystal based oscillator for the reliability of operation
  • Jumper selectable 8-bit address code
  • LED output to indicate reception
  • On/Off slide switch in the transmitter
  • Power-On LED indicator in the Receiver / Transmitter
  • Valid transmission indicator
  • 4 LED for Relay On/Off status
  • Four mounting holes of 3.2 mm each
  • PCB dimensions – Transmitter : 43 mm x 56 mm & Receiver : 80 mm x 73 mm

SCHEMATIC

 

 

PARTS LIST

Receiver BOM

 

Transmitter BOM

VIDEO

PCB