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TOP260YN 数据表(PDF) 28 Page - Power Integrations, Inc. |
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TOP260YN 数据表(HTML) 28 Page - Power Integrations, Inc. |
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28 / 50 page ![]() Rev. M 12/21 28 TOP252-262 www.power.com Figure 46. Layout Considerations for TOPSwitch-HX Using P Package. Figure 47. Layout Considerations for TOPSwitch-HX Using M Package. + - DC Out + - HV PI-4753-090407 Y1- Capacitor C6 Isolation Barrier Output Rectier R1 R2 JP1 J1 C1 U1 R3 C2 R4 D1 C4 C3 R8 D2 VR2 C5 C9 D3 C7 L1 C8 J2 JP2 R12 R11 R10 U3 R9 C10 T1 Output Filter Capacitor Input Filter Capacitor Maximize hatched copper areas ( ) for optimum heat sinking U2 Transformer D S S S S C M Optional PCB slot for external heatsink in contact with SOURCE pins Electrically quiet copper area Simplied PCB layout improves heat sinking Optional slot for insertion of heat sink >3.5 mm + - DC Out + - HV PI-4752-070307 Isolation Barrier Output Rectier R1 JP1 J1 C1 U1 R5 C2 R6 D1 C4 R7 C3 R8 R9 D2 C5 D3 C7 L1 C8 J2 JP2 C9 R15 U3 R16 R17 R14 R12 T1 R13 VR2 R2 R3 R4 Output Filter Capacitor Input Filter Capacitor Optional PCB slot for external heatsink in contact with SOURCE pins Maximize hatched copper areas ( ) for optimum heat sinking S S D C X V S S S U2 Y1- Capacitor C6 Transformer |
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