I've used this site from time-to-time and found it helpful: https://www.batteryequivalents.com/lithium-cr2032-dl2032-br2032-ml2032-lir2032-lr2032-batteries-equivalents-and-replacements.html
On Tuesday, July 16, 2024 at 9:07:03 AM UTC-5 Nick Andrews wrote: > I've heard some say that the coin cells used on computer mobo last a > decade or so because they get trickle charged when computer is on, but I've > never seen anything but regular CR types in every computer I've built or > scrapped. But even sitting in the factory packaging, new cells don't seem > to last that long, not that I've had one for 10 years! > > On Sat, Jul 13, 2024 at 2:56 PM Mac Doktor <[email protected]> wrote: > >> >> On Jul 13, 2024, at 2:50 PM, Dman777 <[email protected]> wrote: >> >> Is it safe for me to use a normal CR2032 battery if the clock tries to >> recharge it? >> >> >> No, you'd have to put a diode in series to block the charging current. >> There may be a current limiting resistor that can be pulled out and >> replaced with the diode. This has the side effect of dropping the effective >> voltage by 0.6V so the battery will have to be replaced sooner. >> >> >> Also, I am thinking about putting the power on a auto timer and turning >> it off when I sleep. How fast would that drain the CR2032 battery? >> >> >> It will still take a while. A rechargeable battery has a lower capacity >> and shelf life. >> >> >> Terry Bowman, KA4HJH >> "The Mac Doctor" >> >> https://www.astarcloseup.com >> >> "Every kid starts out as a natural-born scientist, and then we beat it >> out of them. A few trickle through the system with their wonder and >> enthusiasm for science intact."—Carl Sagan, *Psychology Today*, 1996 >> >> -- >> You received this message because you are subscribed to the Google Groups >> "neonixie-l" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> > To view this discussion on the web, visit >> https://groups.google.com/d/msgid/neonixie-l/1E369199-BC07-4BC0-8D27-997C9F98BE54%40gmail.com >> >> <https://groups.google.com/d/msgid/neonixie-l/1E369199-BC07-4BC0-8D27-997C9F98BE54%40gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/c143b2a2-5c28-450d-a755-0d7ef9fb5eb2n%40googlegroups.com.
