Lithium ion battery with temperature protection circuit

• Main Author: WEN HAIFAN
• Format: Patent
• Language: Chinese; English
• Published: 18.06.2014
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model discloses a lithium ion battery with a temperature protection circuit. The lithium ion battery comprises a lithium ion battery body with a plurality of cells, a discharge metal oxide semiconductor (MOS), a charge metal oxide semiconductor (MOS), a detection resistor, an overcharge and overdischarge protection chip, a detection resistor and a temperature switch, wherein the discharge MOS and the charge MOS are arranged between the lithium ion battery body and an anode output end; the overcharge and overdischarge protection chip is respectively electrically connected with the lithium ion battery body, the discharge MOS and the charge MOS; the detection resistor is arranged between the lithium ion battery body and a cathode output end; the overcharge and overdischarge protection chip is also electrically connected with two ends of the detection resistor; the temperature switch is arranged at the surface of each cell, used for detecting the surface temperature of the cell and electrically connec