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    PC (Gate In)

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    Vicor DC-DCConverter

    R1

    R2

    C1

    C2

    V1

    V2

    D2

    D1

    C3

    C5

    C4

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    C7*

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    PartC1,2C3–6R1,2V1,2F1,2D1,2C7,8Z1C9

    DescriptionHoldup capacitors4700pF150kΩ, 0.5W220V gas tubes3A, PC TronDiodeFilm Cap., 0.8µfMOV0.47µF

    VicorPart Number see text 01000 00127-1503 13755 02178 00670

    03040

    Sizing PCB traces:

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    FARM1-xxxN/ST/L+/– In

    10A rms at 90Vac and 500W 4A DC at 190Vdc and 750W

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    820µF HUB820-S 2200µF HUB2200-S1200µF HUB1200-S 2700µF HUB2700-S1800µF HUB1800-S 3300µF HUB3300-S

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    N

    EMI GND

    N/C

    L

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    Z1 C9

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    1000750500250

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    Ho

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