At the end of 2018, Xiaomi's 2-in-1 power bank was launched. It is both a mobile power bank and a charger. It can charge the internal battery and the mobile phone at the same time. Xiaomi's official p
The calculation book shows that the on-resistance is 4.3mΩ, but the curve in the specification book shows less than 4mΩ. What's going on? A colleague told me that the on-resistance at 100℃ is the norm