各位大大
我有一台U2 一台W1
不知道充電器可否共用, 若可以,以下那個充的快
U2 charger
Model# BC-CS1
AC in 100-240V 50/60Hz 2.2W
DC out 1.8V 70mA x2 / 165mA x2
Battery:
Model HR6
Size AAA
1.2V 750mAh
W1
charger:
Model# BC-CS2B
AC in 100-240V 50/60Hz 3W
DC out 1.4V 400mA x2, 160mA x2
Battery:
Model HR6
Size AA
1.2V 2100mAh
多謝
Peter
Looks like U2 charger is slower because it only has 70mA vs W1's 400mA? But I think it depends if the U2's battery can take so much current...
But for the smaller batteries both are probably the same at 165 and 160mA.
perhaps other 大大 will know for sure?
充電器上的標示大多不準,拿電表實測電壓通常會比較高. 充電電池在充電過程中視同是迴路中的電容,其內電阻並非固定不變,電流也就跟著變.
一般市售3,4號兩用型充電器,其說明書通常都會標示充3號or 4號電池時的電流,2顆or 4顆時電流也不一樣,充電時間的計算=電池容量 / 輸出電流. 例:用2顆時輸出電流為300mA去充2100mAH的電池,充電時間=2100 / 300 = 7 hrs. 不過......這是概略值,僅能參考用,不準,更何況前陣子新聞還報導充電電池容量標示不實....

拙見,敬請指正,謝謝.
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