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Recent content by doraemon2011

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    [SOLVED] pic16f72 sinewave inverter with asm codes. not working.

    Re: sine wave inverter schematics sin(α+β)=sinαcosβ+cosαsinβ (a¼)²=√a 100µH 10Ω sin(ωt+φ) L=dΨ/dt
  2. D

    Why bother with a BCM Boost PFC?

    My English is not good enough, maybe there are some places I misinterpreted. The whole time, I was thinking that constant frequency converter can got a EMI filter easiler than variable frequency converter, because of the fixed switching frequency follows some fixed interference frequency.
  3. D

    Why bother with a BCM Boost PFC?

    Would you like give us a further explanation about "inherently spread spectrum", thank you very much!

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