Flyback and Forward Transformers For PoE

PublishTime：2025-03-20

This document provides detailed specifications for a range of flyback and forward transformers designed for Power over Ethernet (PoE) applications. The transformers are designed to operate in continuous mode at 200 kHz with input voltages ranging from 9 to 57 Vdc. They offer up to 72W power range for forward topology and up to 36W for flyback topology. The transformers feature 2250 Vdc isolation and have operating temperatures from -40oC to +125 oC. The document includes electrical specifications, mechanical drawings, and ordering information.

Brand of Product：	UMEC
Part#：	UT38A52S 、 UT38A53S 、 UT38A54S 、 UT38A55S 、 UT38A56S 、 UT38938S 、 UT38A57S 、 UT38941S 、 UT38874S 、 UT38A58S 、 UT38A59S 、 UT38A60S More Part#
Product Category：	Flyback and Forward Transformers More
Application：	[ Power over Ethernet (PoE) applications ] More
Data Type：	Datasheet More
Safety & Environment Standards：	More
Operating Temperature：	Please see the document for details
Qualification Grade：	More
Qualification Approval：	More
Package：
Language：	English Chinese Chinese and English Japanese
Date of Creation：	Dec./20
Version Number：	02-38
Data Encoding：
Data Size：	179 KB

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