Summary:
working principle
The notebook adapter power supply is a flyback power supply designed with Power Integrations' TOPSwitch?-HX TOP261LN, which provides 65 W, 19.7 V output over a universal input range. The TOP261 LN (U11) integrates several features such as OVP, latched shutdown, and hysteretic overload thermal protection to provide the necessary protection for notebook adapters.
This document includes power specifications, circuit diagrams, bill of materials, transformer specifications, printed circuit board layout, and performance data.
65W ultra-thin (15.4 mm) notebook adapter PCB physical map
65W ultra-thin (15.4 mm) notebook adapter circuit diagram
65W ultra-thin (15.4 mm) notebook adapter PCB layout
See the PDF document for details (click on the PDF file to download)
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