3528 SMD Infrared Emitter Led with 1000nm-1050nm Wavelength Spectrum 1W,5W,10W,20W, ... ,800W,100W,200W,300W IR power led model3528 SMD Infrared Emitter Led with 1000nm-1050nm Wavelength Spectrum Absolute Maximum Rating (Ta ... %Power Angle2θ1/2I=20mA----120----deg 3528 SMD Infrared Emitter Led with 1000nm-1050nm Wavelength Spectrum