High-performance lithium battery pack

The invention provides a high-performance lithium battery pack. According to the high-performance lithium battery pack, a single lithium manganese one-shot battery is connected with a lithium ion battery in parallel, or a plurality of lithium manganese one-shot batteries are connected in series and then are connected with the lithium ion battery in parallel; the single lithium manganese one-shot battery is connected to the input end of a DC/DC converter, or the plurality of lithium manganese one-shot batteries are connected in series and then are connected to the input end of the DC/DC converter, and the output end of the DC/DC converter is connected with the lithium ion battery in parallel; a solar cell or a power generation device is connected with the lithium ion battery in parallel. The high-performance lithium battery pack has the advantages of being high in energy density, high in pulse current, high in safety performance, capable of effectively utilizing extra power, long in service life, and high in reliability.