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LTC4265 - IEEE 802.3at High Power PD Interface Controller

General Description

The LTC®4265 is a 3rd generation Powered Device (PD) Interface controller intended for IEEE 802.3at high power Power-over-Ethernet (PoE) applications up to 25.5W.

Key Features

  • n IEEE 802.3af/at Powered Device (PD) Controller n IEEE 802.3at 2-event Classification Signaling n Programmable Classification Current n Flexible Auxiliary Power Support Using SHDN Pin n Rugged 100V Onboard MOSFET with 100mA Inrush Current Limit. n Complementary Power Good Outputs n Onboard Signature Resistor n Comprehensive Thermal Protection n Undervoltage and Overvoltage Lockout n 12-Lead, 4mm × 3mm DFN Package.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LTC4265 IEEE 802.3 at High Power PD Interface Controller with 2-Event Classification Recognition Features n IEEE 802.3af/at Powered Device (PD) Controller n IEEE 802.3at 2-event Classification Signaling n Programmable Classification Current n Flexible Auxiliary Power Support Using SHDN Pin n Rugged 100V Onboard MOSFET with 100mA Inrush Current Limit. n Complementary Power Good Outputs n Onboard Signature Resistor n Comprehensive Thermal Protection n Undervoltage and Overvoltage Lockout n 12-Lead, 4mm × 3mm DFN Package Applications n 802.11n Access Points n High Power VoIP Video Phones n RFID Reader Systems n PTZ Security Cameras and Surveillance Equipment Description The LTC®4265 is a 3rd generation Powered Device (PD) Interface controller intended for IEEE 802.