Truopto 3528 plcc2 smd infrared leds water clear lens truopto osi3cas1c1a this infrared leds has a 20mwsr high radiant intensity and a peak wavelength of 850nm the ir led comes in a 3528 size surface mounting plcc2 top viewing case and is suitable for applications such as automatic control systems photo detectors computer io peripherals etc truopto osi3cas1c1a 3528 plcc2 infrared led 120 20mwsr 850nm 70ma water clear