iphone用ipad的頭、線來充電好嗎 - iOS

By Mia
at 2016-05-30T05:02
at 2016-05-30T05:02
Table of Contents
※ 引述《kingfsg7326 (出手金銀鄧九五)》之銘言:
: 如題,我家裡的豆腐頭跟線一起不見
: 家裡有ipad的大充電頭跟沒拆的ipad線,請問適合給iphone充電嗎
文組來回答你一下
不管iphone/ipad豆腐頭都是 5V constant voltage supply
(在負載不太大的情況)
差別在於
phone頭 最大電流約 1.0A (也就是負載電阻不能低於 5Ω)
ipad頭 最大電流約 2.0A (負載電阻不能低於 2.5Ω)
所以,你拿 5Ω的 iphone 去 ipad頭充,可輕鬆勝任
反之, 2.5Ω的 ipad 去 iphone頭充,就跑不動 (且有危險!!)
補一個故事
本肥宅的 12V/4A 螢幕變壓器壞了
想說用光華買的那種,萬用變壓器 (12V/1A) 暫代一下,應該沒問題
用大概十分鐘,一聲響亮的爆炸聲+燒焦味+一縷青煙 ~~~~
唉,電路老師時常請假的後果 = =
--
: 如題,我家裡的豆腐頭跟線一起不見
: 家裡有ipad的大充電頭跟沒拆的ipad線,請問適合給iphone充電嗎
文組來回答你一下
不管iphone/ipad豆腐頭都是 5V constant voltage supply
(在負載不太大的情況)
差別在於
phone頭 最大電流約 1.0A (也就是負載電阻不能低於 5Ω)
ipad頭 最大電流約 2.0A (負載電阻不能低於 2.5Ω)
所以,你拿 5Ω的 iphone 去 ipad頭充,可輕鬆勝任
反之, 2.5Ω的 ipad 去 iphone頭充,就跑不動 (且有危險!!)
補一個故事
本肥宅的 12V/4A 螢幕變壓器壞了
想說用光華買的那種,萬用變壓器 (12V/1A) 暫代一下,應該沒問題
用大概十分鐘,一聲響亮的爆炸聲+燒焦味+一縷青煙 ~~~~
唉,電路老師時常請假的後果 = =
--
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iOS
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