Home 1.6 LED & SMD's 1.8mm LED 2mm LED 2mm X 4mm LED 3mm LED 5mm LED.htm Ultra Bright LED's 10mm LED's 12 volt LED LED Assemblies I. R. LED Panel Meters Sub Min Toggle Miniature Toggle Pushbuttons Standard Toggle Lighted Toggle Rotary Switch Micro Switch Terminal Blocks Diodes & Rectifiers Relays Hobby Motors Miscellaneous

 

 

3mm Infrared LED

(Transmitter & Receiver)

3mm Infrared LED (transmitter and receiver)

basic ir detector/emitter

R1

270 ohm resistor

R2

10k resistor

LED1

Infrared LED

Q1

Infrared-sensitive photo resistor