數條TypeC線極不專業測試 - 手機討論

By Iris
at 2017-06-19T01:11
at 2017-06-19T01:11
Table of Contents
借這篇交流分享一下測試方式心得
之前常覺得用手機或是行動電源來當吸電輸入的一方測試供電器效能
加上檢電錶雖然可以大概測試相對供電器的效能 但好像又不是很準
因為手機或是行動電源吸電能力很不穩 會飄來飄去的 甚至衝到不同%數的時候
吸電能力也不同 最後網路上找阿找 找到一篇用一個負載電阻
當穩定的吸電的吸電體 可以選擇 2A或是1A耗用
這東西就相對很穩 缺點是不能測太久 會發燙...
有了這個後把檢電錶 V * A 出來的數據 就是供電器功率
剛好買到一個供電器真的非常穩定輸出 5.1V 2A
http://imgur.com/0VTaB6H
有了這個後就能比較
POWER直接輸出功率大概是 10W 經過線材後可能從線材品質好壞 8w到5w都有
http://imgur.com/nw2LKEx <- 7.5W
因為經過線不只電壓會降 連電流都會降
要做這測試還需要一個micro母口轉USB母口
(如果是TYPE C還需要一個轉接)
不知道大家還有什麼測試的方式呢?
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Tags:
手機
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at 2017-06-19T02:27
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