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I talked to an acquaintance at Apple about the new iPhone recently, and the Galaxy Note 7 topic came up. I wasn't aware that the problem hasn't been publicly re
by yes_or_gnome 10y ago
I talked to an acquaintance at Apple about the new iPhone recently, and the Galaxy Note 7 topic came up. I wasn't aware that the problem hasn't been publicly revealed. So, here's what I remember of that conversation; though maybe it is just speculation and hearsay.
According to said acquaintance, the Note 7 was designed with profile requirements that limited the thickness of the battery. The battery designers had to make the battery thinner than what was previously considered safe. Lithium batteries (technical portion that I likely didn't understand correctly) are built in layers and each layer has to be separated from each other. To thin the battery profile, they minimized these inert layers between the lithium layers. However, they didn't make the battery thin enough. So, when it is installed, the rest of the phone compresses the battery and compromises those thin layers around its edges. (I am guessing here.) When the layers touch that is completing a circuit (or some chemical reaction) which is the reason the phone is producing so much heat.
I'd be interested to hear from someone that could verify these speculative details.
The conversation I had was a couple weeks ago, but I did my best to explain the details to the best of my ability (from memory and on a topic that I have a minimal education).