Multifunctional carry-on power supply
A portable power supply, multi-functional technology, applied in the direction of measuring electricity, current collectors, electric vehicles, etc., can solve the problems of increasing the risk of use, shortening the service life of lithium-ion batteries, etc., to achieve enhanced safety, increased charging capacity, and energy efficiency. Effect
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[0029] Example 1:
[0030] As shown in Figures 1 and 2, the multifunctional portable power supply provided by the present invention includes a rechargeable and dischargeable lithium-ion battery pack connected in parallel, and the lithium-ion battery pack is sequentially connected to a lithium-core quadruple protection circuit and a charging management circuit through a wire; The lithium-ion battery pack is connected to the battery capacity indicator circuit through a wire at the same time; when charging, the adapter charger is connected to the charging management circuit to charge the lithium-ion battery pack connected to the lithium-core quadruple protection circuit; the lithium-ion battery pack is discharged After the DC-DC conversion circuit, it discharges the peripheral electronic equipment, and at the same time supplies power to the multifunctional expansion circuit through the DC-DC conversion circuit. The multi-function expansion circuit includes lighting circuit, mosquito ...
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