Introduction
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Hello, everyone. Welcome bank to ChargerLAB. Today, we will teardown the Lenovo 65W PD adapter, which is built for laptops. Compared to traditional laptop's power adapter, this one is much smaller. Let's go ahead to see what it looks like inside.

Bill of materials (BOM)
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Electrolytic Capacitor for High-voltage Filtering: Chinsan 450V 100μF
Primary switch MOSFET: Infineon IPD65R190C7
Master Control Chip: Leadtrend LD5763GS-U
Power Supply Capacitor: Aishi 100V 4.7μF
Secondary Synchronous Rectifier MOSFET: AOS AONS66916
Protocol IC: Weltrend WT6633P
Output VBUS: Advanced Power AP4024EYT
Secondary Synchronous Rectifier controller: MPS MP6908

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