Manufacturing Industry
New Breed of Chips Broaden Market.(Buyers guide)
Design News, November, 2006
By Design News Staff For applications from cameras to MP3 players Single-chip Power over Ethernet (PoE) solutions recently began gaining momentum in such applications as wireless LANs and Voice over Internet Protocol (VoIP), mainly because they offer simplicity and cost savings.
The new breed of chips -- manufactured and marketed by such companies as Freescale Semiconductor, National Semiconductor and Texas Instruments -- serve as controllers for situations in which up to 13-26W of power is carried over Ethernet cabling. "With Power over Ethernet, you don't need the ac wall adaptor at your desk," notes Jan Krellner, applications systems engineer for PoE products at Freescale. "Also, you have less wiring hassles. Everywhere you have...
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