The HCPL-3700 is a threshold detection optocoupler that accepts either an AC or DC input and built using Fairchild’s Optoplanar™ packaging technology for high common mode immunity. It consists of an ...
Going from ac-line to dc constant-current/constant-voltage power isa challenge because you must balancethe need for sufficient regulation, efficiency,and PFC with the ...
Two new series of 4-pin, low AC input current optocouplers with phototransistor output are available from Vishay Intertechnology, Inc. The VOS628A and VOS627A are offered in the compact SSOP-4 ...
MALVERN, PA--(Marketwired - Jul 9, 2013) - Vishay Intertechnology, Inc. (NYSE: VSH) is broadening its optoelectronics portfolio with the release of two new series of 4-pin, low AC input current ...
Designers of switch-mode power supplies generally put a lot of care into selecting the placement of poles/zeros of the supply transfer function to ensure stable operation. However, many such designs ...
The Model NT2140 of the BusWorks NT Ethernet I/O family is a discrete I/O module that provides six 120V or 240V AC optocoupler inputs for sensing the presence or absence of voltage plus two DC logic I ...
Hybrid-electric vehicles must operate reliably under harsh conditions that demand special qualities on the part of power-conditioning electronics. Consider the electrical system for a hybrid-electric ...
Over the years we’ve seen several attempts at adding Internet connectivity to the lowly wired doorbell. Generally, these projects aim to piggyback on the existing wiring, bells, and buttons rather ...
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