Charge and Discharge Protection Circuit of a Mobile Power Supply Improvement

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Abstract:

There are many kinds of mobile power supply, in this paper, aiming at the existing mobile power cannot be automatically continued charging problem, an automatic charging and discharging circuit design, and put forward the improvement circuit corresponding to the common lithium battery over-voltage and over-current protection, battery monitoring problem. The widespread use of application of STC15W401AS, SX2105, DS2762 chip as the core device, with the corresponding peripheral circuit, provides a reference for the application of charge power supply protection circuit of lithium ion batteries based on SCM system.

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3534-3537

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September 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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