Power Electronics / Power Management


PoE power controllers

18 April 2018 Power Electronics / Power Management

Silicon Labs has released two new Power over Ethernet (PoE) Powered Device (PD) families – Si3406x and Si3404 - that include all necessary high-voltage discrete components on a single chip. The ICs support IEEE 802.3 at PoE+ power capabilities, flexible power conversion options exceeding 90% efficiency, robust sleep/wake/LED support modes and enhanced EMI immunity. The Si3406x ICs integrate all power management and control functions required for a PoE+ PD application, converting the high voltage supplied over a 10/100/1000BASE-T Ethernet connection to a regulated, low-voltage output supply. The Si3404 IC, meanwhile, offers cost-effective, 802.3 Type 1 compliant support for lower-power 15 W applications.

NuVision Electronics, +27 (0)11 608 0144, [email protected], www.nuvisionelec.com



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