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  1. #1
    Registered User Ice man's Avatar
    Join Date: Dec:2006
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    Posts: 1,256

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    Fortron FSP700-50ARN. . . +5VSB . . . T2D 2N. , THERMO KING 44-3164. link
    , - . D12.
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  2. #2
    Registered User
    Join Date: Apr:2007
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    +5VSB Flyback D12 snubber +5VSB. - FSP OPS550-80GLN RCD snubber D42, C11 R43. - TVS . FR157 P6KE200A. FSP700-50ARN FSP - TVS . . - . , TVS , 2 V - TVS ( 200V). .

    Choosing Standard Recovery Diode or Ultra-Fast Diode in Snubber [PDF] - .

    +5VSB, D12. , , MOSFET , , . D12 . - - .

  3. #3
    Registered User Ice man's Avatar
    Join Date: Dec:2006
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    . 1. . .

  4. #4
    tonerstationbg IgIv's Avatar
    Join Date: May:2005
    Location:
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    400 , .. "" ?
    , - , - .

  5. #5
    Registered User Ice man's Avatar
    Join Date: Dec:2006
    Location: BG, Varna
    Posts: 1,256
    .:

    IgIv , , .
    - , 600V 500 1-. .
    - . +5vsb . , .
    - . ( ) . 2 ( / ). . , .

    .
    Last edited by Ice man; 14th February 2018 at 13:28.

  6. #6
    tonerstationbg IgIv's Avatar
    Join Date: May:2005
    Location:
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    Quote Originally Posted by Ice man View Post
    - , 600V 500 1-. .
    - . +5vsb . , .
    - . ( ) . 2 ( / ). . , .
    . 320 APFC 380-400 -.
    , - , - .

  7. #7
    Registered User
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    Quote Originally Posted by Ice man View Post
    - , 600V 500 1-. .
    . , . , Active PFC. Active PFC "" . Active PFC 380-390V. - - . , Active PFC. ( ) "" "" GND . FSP OPS550-80GLN, . "" R68 (1 ) . . R4 ( 1 ) R7 (13 ) . R7 15 Vfb, "" . CM6800G, 15 2.5 V. R7 2.5 V, 2.5 / 13000 = 0.0001923... A, , "" 0.000192 A * (1000000 + 1000000 + 13000 Ohm) = 386.496 V. R68 R4 15 . R7 . , C7 (, ) - .

    FSP OPS550-80GLN - . - . 5Vsb Active PFC 320 V, R68, R4 R7 FSP OPS550-80GLN . 159 51 mW. , . Stand by - . - . MOSFET R68, R4 R7 - R4 R7, R4, R7 Active PFC . MOSFET ( , 200-300 , MOSFET 400V) , , Active PFC. , . . Active PFC - . MOSFET CM03X - .

    , , , Fortron FSP700-50ARN. , , "" 3.9 , 3.9 . KSP44 MMBT4401 , . MOSFET 2N7002 51.1 GND. 51.1k. . "" .

    Quote Originally Posted by Ice man View Post
    - . +5vsb . , .
    , . . 5Vsb. , , . (/PS_ON) (GND) , . , . , . : . - . 13V 12V, , . , . , 2-3 V, , . . . - , .

    Quote Originally Posted by Ice man View Post
    - . ( ) . 2 ( / ). .
    , . , 2-3 . Active PFC. , . ( ), Active PFC Active PFC . . .

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