Teardown Reveals Apple's 40W Dynamic Power Adapter: 60W Power in a Compact Package
2025-09-20
Apple's new 40W Dynamic Power Adapter, unveiled at their Fall Event, packs a punch. A ChargerLAB teardown reveals its impressive internals: a PI ZN1612F master control chip, RECTRON synchronous rectifier, Infineon protocol chip for output control, and NCC and Nichicon capacitors for filtering. Supporting PD3.0 and DCP charging protocols, it delivers fast charging for iPhone 17 and up to 55.94W for MacBook Air. The internal design prioritizes heat dissipation and protection, showcasing Apple's characteristic meticulous craftsmanship.
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Hardware
Teardown