LT4295

LT4295 IEEE 802.3bt PD Interface with Forward/Flyback Controller FEATURES nn IEEE 802.3af/at/bt (Draft 3.7) Powered Device (PD) with Forward/Flyback Controller nn Supports Up to 71.3 Watt PDs nn 5-Event Classification Sensing nn Superior Surge Protection (100V Absolute Maximum) nn Wide Junction Temperature Range (–40°C to 125°C) nn >94% End-to-End Efficiency with LT4321 Ideal Bridge nn External Hot Swap N-Channel MOSFET for Lowest nn Power Dissipation and Highest System Efficiency nn No-Opto Flyback Operation nn Auxiliary Power Support as Low as 9V nn Easy Migration of LTPoE++® PDs to IEEE 802.3bt PDs nn Pin Compatible with LT4276A/B/C nn 28-Lead 4mm × 5mm QFN Package APPLICATIONS nn High Power Wireless Data Systems nn Outdoor Security Camera Equipment nn Commercial and Public Information Displays nn High Temperature Applications DESCRIPTION The LT®4295 is an IEEE 802.3af/at/bt (Draft 3.7)-compliant powered device (PD) interface controller with a switching regulator controller...