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Introduction
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It's been a while since we took apart the Apple 20W charger before. Recently, we have a new Apple 20W charger. The model has been updated to A2940.
So, we decided to take it apart and check what's different inside.

Bill of materials (BOM)
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Model: A2940
Input SMD Fuse: Littelfuse
Electrolytic Capacitor: AiSHi, Chemi-Con
Power IC: PI ZN1535C
Transformer: Salcomp
Synchronous Rectifier: Toshiba TPN1200APL
Solid Capacitor: nichicon
Output VBUS MOSFET: AOS AON7404G

Chapter
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0:00 Intro
0:46 Test
1:15 Teardown
1:53 Analysis
4:25 Summary

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