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USB PD で迎える AC アダプター大統一時代

Takumi Sueda
January 28, 2023

USB PD で迎える AC アダプター大統一時代

新年会議2023 @ Ryoutei 座・スタジアム

Takumi Sueda

January 28, 2023
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Transcript

  1. 2023 @ Ryoutei
    USB PD AC
    @puhitaku

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  2. 2
    Takumi Sueda @puhitaku




    HOMMA

    Inc.







    3
    D










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  3. Linux Linux 2 3
    3

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  4. View Slide

  5. AC
    5

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  6. 🤢
    6

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  7. 🤢
    7

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  8. USB PD AC


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  9. 9

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  10. 10

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  11. AC


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  12. USB PD

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  13. USB PD
    USB 5V


    USB Type-C USB PD Revision
    2
    .
    0
    USB 5V
    1 2

    (Programmable Power Supply)


    : 5V,
    9
    V,
    12
    V,
    15
    V,
    20
    V


    : 3.3V 21V 20mV


    Revision
    3
    .
    0
    Type-C
    3
    PD Power Delivery
    13
    1
    Qualcomm Quick Charge OPPO VOOC USB-IF


    2
    Rev.
    1
    .
    0
    Vbus Type-A/B


    3
    Type-C CC Vbus Type-A/B
    Photo by Pierre Lecourt CC BY-NC-SA
    2
    .
    0

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  15. USB Type-C DC


    PD IC


    eMarker 5A
    3A 20V
    5
    A =
    100
    W
    PD
    15

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  16. PD

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  17. PD
    USB 30


    13


    DC


    PPS
    17
    Nintendo Wii: 12V
    : 12V
    3
    A
    Nintendo
    6
    4
    :
    12
    V 3.3V : 12V

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  18. PD

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  19. PD


    PD 12V optional 12V
    PD


    12V PPS


    :


    WITRN U
    3
    19
    TEPRA PD PPS
    1 1
    V

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  20. PD

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  21. PD
    PD EPR - Extended Power Range


    48V
    5
    A =
    240
    W


    : MacBook Pro (
    16
    -inch,
    202
    1
    )


    EPR AVS (Adjustable
    Voltage Supply) 100W
    2
    40
    W


    5V
    20
    V SPR (Standard
    Power Range)


    SPR + PPS EPR + AVS
    21
    EPR

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  22. AC




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  23. USB Power Delivery | USB-IF

    http:
    //
    bit.ly/3Rfh9VD

    https:
    //
    www.usb.org/document-library/usb-power-delivery


    USB 6 USB USB PD - @IT

    http:
    //
    bit.ly/3j4LoSN

    https:
    //
    atmarkit.itmedia.co.jp/ait/articles/1812/14/news027.html
    23

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