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???
04/13/07 22:42
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#137221 - Very useful info, thanks!
Responding to: ???'s previous message
Andy Neil said:
Why not?
It's usually written on the battery!


I am thinking the same too. However, i have been searching all over the battery surface but i still could not see anything close to it. If i am not mistaken, the capacity of a battery is normally shown only on rechargable battery. It wont be written on a normal one-time-use battery.



You said you are regulating the 9V battery down to 5V; as I said to you before, if you're using a linear regulator, then you are throwing away nearly half of the battery's capacity!!
http://www.8052.com/forum/read.phtml?id=135679?



See above - do not use a linear regulator!

The way to get the most out of a "battery" is to use a single cell and a switching regulator.


Great information, i did not noticed the significance of a switching regulator until you mentioned it. Are you referring to a Buck Converter? Will start looking for information about it now. Any idea of what model of this switching regulator am i supposed to look for?

P/S- Thank you very much for the rest of the information, there are many things explained by you that i previously know nothing about :)

List of 9 messages in thread
TopicAuthorDate
mAH of a battery            01/01/70 00:00      
   Series and parallel            01/01/70 00:00      
      Problem caused by parallel battery...            01/01/70 00:00      
         Yes, that is the problem with parallel connection!            01/01/70 00:00      
   See your previous thread!            01/01/70 00:00      
      Very useful info, thanks!            01/01/70 00:00      
      Extending battery life            01/01/70 00:00      
   Stuck with 9V?            01/01/70 00:00      
      Batteries & Cells            01/01/70 00:00      

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