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Teardown of Apple 40W dynamic power adapter with 60W max

chargerlab.com

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Re: Teardown of Apple 40W dynamic power adapter with 60W max

#7
post #6

Looks very compact. "peak 60W, stable 40W" what length of time can it do 60W?

From the article:

> The thermistor monitors the internal temperature and dynamically adjusts the power level to reduce output power when the temperature rises.

My guess is that it's dependent on the ambient temperature, but that's just a guess! I can't imagine what the restriction on peak power would be other than temperature rise, though...

Re: Teardown of Apple 40W dynamic power adapter with 60W max

#10
post #8

There doesn't really seem to be anything interesting about this. Also while the US plug makes some pretty compact power adapters, the effect is largely ruined in the EU and UK with their wider more cumbersome plugs.

Apple make an excellent UK 20W charger with folding pins.

Physically the design is pretty much the same as this new 60/40W version, so I would expect them to eventually offer a 60/40W folding pin UK charger too.

https://www.apple.com/uk/shop/product/MUVT3B/A/20w-usb-c-pow...

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