LINEAR TECHNOLOGY LTC4257 Guide

Update: 30 September, 2023

LTC4257 is a PoE PD power interface chip for IEEE 802.3af PoE system. It integrates 25k signature resistor, classification current source, input current limit with thermal foldback, undervoltage lockout and power good signalling, all in a single 8-pin package. It can be interfaced with a variety of LT DC/DC converter products to provide a cost effective power solution for IP phones, wireless access points and other PDs.

Brand: LINEAR

File format: PDF

Size: 259 KB

MD5 Checksum: 94481178DDA5236DDAA18B76D06102DB

Publication date: 08 May, 2012

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PDF Link: LINEAR TECHNOLOGY LTC4257 Guide PDF

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