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  • LM3445-120VFLBK: About LM3445 Application Question

    Part Number: LM3445-120VFLBK Other Parts Discussed in Thread: LM3445 , , LM3447 Hi sir, My customer use LM3445, but have some question need you help. thanks. 1. May I know LM3445-120VFLBK can implement constant current ? 2. May I know Q1, U3, U2 function…

  • RE: LM3445: Will LM3445 dim the LED brightness when input AC is dimmed by phase cut?

    Hi, I can find only section 12. Transformer Design, which shows only spec for the eval board, not how to design a new design. I bought 2 eval boards (120VFLBK-NOPB) from Mouser. They are both non-functional, putting out 0V, with or without load. Input…

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