Lead-free NPN phototransistors
11 June 2008
Vishay continues to broaden its optoelectronics portfolio with the release of a new series of wide-angle phototransistors in a PLCC-2 surface mount package that is compatible with lead-free soldering. The VEMT3700, VEMT3700F, and VEMT4700 are optimised for object sensing, optical switching, proximity sensing, shaft encoding, data transmission, thumb wheel sensors, and touch key applications in distribution products such as ATMs, coin machines, and vending machines; consumer products; and automotive, EMS and industrial systems All three devices feature a 60° angle of half sensitivity as well as rise and fall times of only 2 μs.
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Courtesy: http://dataweek.co.za/
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