A cascaded battery protection circuit and its system
A battery and circuit technology, applied in the field of cascaded battery protection circuits and their systems, can solve the problems of rising battery protection circuit costs and low chip integration, and achieve the effects of saving power consumption, increasing integration, and reducing costs
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[0023] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments.
[0024] figure 2 It is a schematic diagram of a cascaded battery protection chip provided by an embodiment of the present invention. As shown in the figure, the battery protection chip circuit 001 includes a charge and discharge control output subcircuit 003 and an overcharge and discharge protection input subcircuit 002 .
[0025] The charge and discharge control output sub-circuit 003 receives the internal first control signal C_CTRL of the battery protection chip circuit 001 to determine whether to pull up the level of the charge control output ...
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