充電速度的疑問 - 手機討論

By James
at 2021-07-18T10:21
at 2021-07-18T10:21
Table of Contents
手機是紅米NOTE 8 PRO(快充18W) 最近買了一顆紫米HA835充電器 接紫米1.5m C TO C
充電器規格如下
輸出:
USB-C (單獨使用):5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/3.25A (65W MAX)
USB-C (多口同時使用):5V/3A, 9V/3A, 12V/3A, 15V/3A, 20A/2.25A (45W MAX)
USB-A (單獨使用):5V/3A, 9V/2A, 12V/1.5A (18W MAX)
USB-A (雙USB-A同時使用): 5V/3.6A (18W MAX)
我目前是使用usb-c單獨充 利用測電流APP觀看充電速度
https://imgur.com/Lhry4g2
https://imgur.com/KHhViFA
兩個APP判定充電大概只有10W左右,最大問題是電壓都維持在4V左右(這手機應該有18W)
不知道問題出在哪?充電電壓超低
另外我還有一個疑問單獨接USB-C 9V/3A 有可能自動降成9V/2A嗎?
謝謝
--
充電器規格如下
輸出:
USB-C (單獨使用):5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/3.25A (65W MAX)
USB-C (多口同時使用):5V/3A, 9V/3A, 12V/3A, 15V/3A, 20A/2.25A (45W MAX)
USB-A (單獨使用):5V/3A, 9V/2A, 12V/1.5A (18W MAX)
USB-A (雙USB-A同時使用): 5V/3.6A (18W MAX)
我目前是使用usb-c單獨充 利用測電流APP觀看充電速度
https://imgur.com/Lhry4g2
https://imgur.com/KHhViFA
兩個APP判定充電大概只有10W左右,最大問題是電壓都維持在4V左右(這手機應該有18W)
不知道問題出在哪?充電電壓超低
另外我還有一個疑問單獨接USB-C 9V/3A 有可能自動降成9V/2A嗎?
謝謝
--
Tags:
手機
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