Measuring 3-mm (T1), Vishay Intertechnology’s VSLB3940 940-nm infrared emitter offers on-axis radiant intensity of 65 mW/sr and optical power of 40 mW at 100 mA. The component exhibits switching times of 15 ns, support for data rates up to 30 Mb/s, an angle of half intensity of ±22°, and a forward voltage of 1.35 V at 100 mA. The device is appropriate for infrared remote control units used with digital cameras, notebook PCs, and mp3/video players, as well as wireless communications, optical counters, card readers, and light barrier or interrupter applications. Pricing for U.S. delivery is $0.10 in 10,000 quantities.
Vishay Intertechnology, Inc.