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Charging circuit composed of UBA2008 charging switch chip

Source: InternetPublisher:3228 Updated: 2012/05/02

Relevant key device information applied in this article: UBA2008 UBA2008 is an intelligent management chip for pulse charging launched by Philips. The device integrates a low-resistance power switch and can be used for single-cell lithium-ion batteries or 3-cell lithium-ion batteries. Charging control for nickel-metal hydride batteries in precharge mode or fast charge mode. It has functions such as current limit, overvoltage protection, temperature protection and electrostatic discharge (ESD) protection, and integrates the safety mechanism of the battery charging process to ensure its Safe operation. The charging circuit composed of UBA2008 charging switch chip is shown in the figure below

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