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LTC4269-2

Part Number LTC4269-2
Manufacturer Linear Technology Corporation
Description IEEE 802.3at High Power PD And Synchronous Forward Controller
Published Jul 11, 2009
Detailed Description Features n 25.5W IEEE 802.3at Compliant (Type-2) PD n PoE+ 2-Event Classification n IEEE 802.3at High Power Available In...
Datasheet LTC4269-2





Overview
Features n 25.
5W IEEE 802.
3at Compliant (Type-2) PD n PoE+ 2-Event Classification n IEEE 802.
3at High Power Available Indicator n Integrated State-of-the-Art Synchronous Forward Controller – Isolated Power Supply Efficiency 94% n Flexible Auxiliary Power Interface n Superior EMI Performance n Robust 100V 0.
7Ω (Typ) Integrated Hot Swap™ MOSFET n Integrated Signature Resistor, Programmable Class Current, UVLO, OVLO and Thermal Protection n Short-Circuit Protection with Auto-Restart n Programmable Switching Frequency from 100kHz to 500kHz n Thermally Enhanced 7mm × 4mm DFN Package Applications n IP Phones with Large Color Screens n Dual Radio 802.
11n Access Points n PTZ Security Cameras LTC42...






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