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Introduction
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Hi, welcome back to ChargerLAB.
Among all the chargers, Apple 20W might be the default option for many users.
So, we bought another 20W charger to take it apart.
Let's start today's video.
Bill of materials (BOM)
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Input Fuse: Littelfuse (1.25A 250V)
Master Control Chip: customed by PI, marked with ZN1461C
Synchronous Rectifier: Toshiba TPN1200APL (100V, 9.8mΩ)
USB PD Protocol Chip: Infineon CYPD2134
Output VBUS MOSFET: AOS AON7404G (20V, 4.4mΩ)
Manufacturer: Salcomp
Electrolytic Capacitor: Nippon Chemi-con, Nichico
Chapter
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0:00 Intro
1:07 Test
1:28 Teardown
2:31 Analysis
4:23 Summary
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