Disassembly report: wemiss Mini 20W PD fast charging charger

2021-08-30

Recently, the charging head network obtained the wemiss brand Mini 20W fast charging package, including a charger and a 1.2m long C to lightning line. This charging package supports QC, PD and PPS fast charging protocols, which can well meet the daily 20W fast charging needs of iPhone 12.

In addition, the charger has a small and smooth body, rounded edges and corners, and is equipped with foldable American standard pins, which is small and portable. In addition, black, white, gray, blue, red, green and other colors are available. This set of 20W fast charging has been started recently. Let's disassemble it in detail to see how the materials and workmanship are.

This charger is compact, portable and 20W fast charging. It has PPS voltage gear and good overall compatibility. The charger is very cheap and cost-effective. Through the disassembly of the charging head network, it is learned that the PCBA module is of I-shaped structure. In addition, it is glued and reinforced. The primary filter capacitors are insulated, and the details are exquisite. The charger adopts Biyi micro kp22308wga master control and mk91738 synchronous rectifier chip, and cloud silicon semiconductor xpd750 authentication protocol chip. The whole scheme is also very reliable.