• RE: LT3748 VS LT4295 for PoE

    Hello,

    We do offer several PoE PD solutions that can be configured as a non-opto synchronous flyback converter. LTC4269-1 uses a third winding for feedback and biasing, while LT4276 and LT4295 use the third winding for feedback only. LT3748 is a non-synchronous…

  • Power-ON problem of LT4275A - LTPoE++ with DC1815A-D-ND with load above 30W

    Hi,

    I am working with power over ethernet and using PD LT4275A with DC1815A pse. The circuit seems to be working properly at least till 70W. But am facing a problem at startup.If the Power demand at the start of board is higher than around 10-12W, the…