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Full Version: Very relevant to the HP-15C LE power usage
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An interesting white paper titled "High pulse drain impact on CR2032 coin cell battery capacity".

http://www.embedded.com/ContentEETimes/Documents/Schweber/C0924/C0924post.pdf

Edited: 6 Jan 2012, 4:41 p.m.

Interesting. Charge pump from the battery into a capacitor to power intermittent high[sic]-current discharge circuits?