Positive end protection driving control circuit of lithium battery protection board

• Main Authors: ZHANG YUETENG, AN XIANHONG, ZENG GUOQIANG, ZHANG ZHIPING, LIU CONG
• Format: Patent
• Language: Chinese; English
• Published: 01.03.2022
• Subjects: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention discloses a lithium battery protection board positive end protection driving control circuit which comprises a charge pump circuit, a protection board positive end driving circuit and a charging voltage acquisition circuit. The charge pump circuit is connected with the protection plate positive end driving circuit and the lithium battery; the protection plate positive end driving circuit is connected with the charge pump circuit, the charging voltage acquisition circuit and the lithium battery; and the charging voltage acquisition circuit is connected with the charge pump circuit and the protection plate positive end driving circuit. Compared with the prior art, the circuit has high flexibility while providing a protection function, corresponding elements can be changed according to requirements without overall replacement, the circuit supports soft start, the starting current is small, the service life of the elements is prolonged while the stable product quality is ensured, and the cost is red