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Direct Battery Connection Benefits Portable Designs

Authored on: Oct 1, 2008 by Warren Schroeder

Technical Paper

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Directly connecting the battery and load in a portable device improves reliability and reduces cost with only a minor increase in charging time. In any in-circuit rechargeable battery application, such as a mobile phone, Bluetooth headset or GPS receiver, power-management circuit designers have two options. They can either isolate the battery from the load while charging the battery, powering the load directly from the adapter.



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