Samsung is known for making chips that it puts in its own phones but most of the better-known ones include Exynos Systems-on-Chip (SoCs), RAM, and flash data storage. It does, however, also make a lot of other silicon, including smaller power management integrated chips or PMICs. The latter is now the subject of Samsung’s latest proud announcement as it kicks off the mass production of the PMICs it used to give its Galaxy Buds+ its larger battery and longer battery life.
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https://www.slashgear.com/galaxy-buds-power-management-chips-go-into-mass-production-for-others-to-use-23614157/