US 12,255,294 B1
Voltage drop circuit assembly of lithium battery and 1.5V lithium battery
Changjun Yang, Guangdong (CN); Pengfei Xiao, Guangdong (CN); Jian Zhao, Guangdong (CN); Wei Zhou, Guangdong (CN); and Qiang Hou, Guangdong (CN)
Assigned to Hamedata Technology Co., Limited, Guangdong (CN)
Filed by Hamedata Technology Co., Limited, Guangdong (CN)
Filed on Jul. 25, 2024, as Appl. No. 18/783,548.
Application 18/783,548 is a continuation of application No. PCT/CN2024/096517, filed on May 31, 2024.
Claims priority of application No. 202420272216.2 (CN), filed on Feb. 2, 2024.
Int. Cl. H01M 50/284 (2021.01); H01M 10/0587 (2010.01); H01M 10/42 (2006.01); H01M 10/0525 (2010.01)
CPC H01M 10/4257 (2013.01) [H01M 10/0587 (2013.01); H01M 10/0525 (2013.01); H01M 2010/4271 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A voltage drop circuit assembly of a lithium battery, comprising a printed circuit board (PCB), a voltage drop circuit, an outer conductive cap, and an inner conductive cap, wherein a charging and discharging circuit and a protection circuit are integrated on the PCB, a front surface of the PCB is provided with a positive copper ring and a negative copper ring, the positive copper ring is electrically connected with the outer conductive cap, the outer conductive cap is used as a low-voltage output positive electrode, the negative copper ring is used as a common negative electrode, a back surface of the PCB is provided with a high-voltage input copper ring, the high-voltage input copper ring is electrically connected with the inner conductive cap, and the inner conductive cap is used as a high-voltage input positive electrode.