| abstract |
The invention discloses a low-serial-number lithium battery circuit with temperature acquisition and protection functions, which comprises a battery core pack module, a battery protection circuit, a temperature detection circuit, a power supply control circuit and a charging and discharging terminal CN, wherein the battery core pack module and the temperature detection circuit are connected with the battery protection circuit; the circuit effectively overcomes the defect of the over-temperature protection scheme of the existing low-string-number lithium battery, reduces the overall cost of the lithium battery pack, can effectively adjust the over-temperature protection threshold value according to different batteries, increases the safety of the battery in the using process, avoids accidents and loss, and has the advantages of low cost and low power consumption. |