The SFH 4737 from OSRAM is an IR Broadband LED that operates from 650 to 1050 nm. This LED has a wide viewing angle of 130 degrees and ESD protection of up to 2 kV in accordance with ANSI/ESDA/JEDEC JS-001 (HBM, Class 2). It has a forward current of up to 500 mA and consumes 1750 mW of power. The LED has a total radiant flux of 74 mW and an operating temperature range from -40 to 85 degrees C. It is available in a diffuse silicone package and is ideal for infrared spectroscopy.