Global Sources
EE Times-Asia
Stay in touch with EE Times Asia
EE Times-Asia > Power/Alternative Energy
Power/Alternative Energy??

Low-cost, complete power solution for powered devices includes 12V buck converter

Posted: 19 Jun 2007 ?? ?Print Version ?Bookmark and Share

Keywords:buck converters? power IC solution? PoE systems?

The MAX5953A provides a simple and inexpensive, yet complete, nonisolated power solution for a powered device (PD) in a PoE system. The circuit provides the PD with detection and classification signatures in compliance with the IEEE 802.3af standard, plus programmable inrush-current control, an integrated power switch, a PWM controller, and integrated high- and low-side switches. The buck step-down converter is capable of >80 percent conversion efficiency while delivering 12V at 0.85A.

Please view the PDF document for more information.

Article Comments - Low-cost, complete power solution fo...
*? You can enter [0] more charecters.
*Verify code:


Visit Asia Webinars to learn about the latest in technology and get practical design tips.

Back to Top