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HP 15c Collector's Edition save/restore does not work
09-29-2024, 06:37 PM
Post: #14
AnnoyedOne Offline
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RE: HP 15c Collector's Edition save/restore does not work
(09-28-2024 09:25 PM)Johnh Wrote:  But it occurs to me that sometimes when two batteries are sharing a load in parallel, it is good practice to feed each of them through a forwards diode, to block direct current flow from one battery to another in the case that one has more charge.

Often that is best -- yes. In the case of two CR2032 cells in parallel their relatively high internal resistance makes diodes etc unnecessary.

With other batteries/power sources diodes might be necessary due to their low source impedance.

A1
HP-15C (2234A02xxx), HP-16C (2403A02xxx), HP-15C CE (9CJ323-03xxx), HP-20S (2844A16xxx), HP-12C+ (9CJ251)
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RE: HP 15c Collector's Edition save/restore does not work - AnnoyedOne - 09-29-2024 06:37 PM



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