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  1. robmar

    3-phase 380V inverter with EGS031 and EGP3000W boards

    Hi all, being in need of an inverter capable to generate a pure-sine 3-phase 380V 50Hz voltage (with a max. power of, say, 500W) from an AC single-phase or DC source, I've browsed around but after a thorough search I've found nothing suitable on the market (too expensive high-power UPS, or too...
  2. robmar

    Help on identification - 4946 AC T748

    Hi all, I'm trying to identify the component as per the attached photo. It bears the marking 4946 (logo) AC (delta) T748, and it is a 8-pin SMD (SOP?) package. I've already done extensive searching and my findings have narrowed down the possible choices to: 1) Maxim MAX4946 2) A 748 op-amp Now...
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