Today, Lei Jun once again talked about the 20W wireless charging characteristics of the Xiaomi Mi 9 through his Weibo channel, emphasizing that it can be filled in one and a half hour. As you remember, at the launch conference of the Mi 9, Xiaomi also launched new charging accessories, including the 20W wireless charger, 20W wireless car charger, and 10,000mAh Mi wireless power bank. This simply means that Xiaomi is progressing rapidly in wireless charging niche.
Also Read: Xiaomi Mall Apologizes For Out Of Stock Status Of Xiaomi 20w Wireless Charger
Xiaomi’s product director Wang Teng further stated on Weibo that more accessories supporting 20W wireless charging are also being developed. The popularity of wireless fast charging will greatly enhance the convenience of use.
In March of this year, Wang Teng said that the large mousepad supporting wireless charging is already on the road. Moreover, he said this is going to be way cooler than what you can imagine yourself. The charging power of the wireless charging mouse pad should exceed 20W.
According to Lei Jun, the use of the charge pump in the Xiaomi Mi 9 greatly developed the use of the option. Using precision buck inside the wireless charging, it supplies 2 times the battery voltage for the smartphone. As for the charging, compared to the traditional scheme, the current at the receiving end is unchanged and the power is increased. It also uses a multi-stranded coil + 5 layer nanocrystal technology, which is better than the original technology temperature by 2 degrees when the same current is used.