Timeline for 9V from two AAA batteries plus charge pump: batteries in series or parallel?
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 3, 2014 at 0:53 | comment | added | Dave Tweed | See also this answer | |
| May 2, 2014 at 21:22 | vote | accept | foldl | ||
| May 2, 2014 at 21:20 | answer | added | Joseph Perkins | timeline score: 4 | |
| May 2, 2014 at 21:12 | answer | added | Passerby | timeline score: 3 | |
| May 2, 2014 at 20:55 | answer | added | horta | timeline score: 4 | |
| May 2, 2014 at 20:41 | comment | added | foldl | Yes, sorry that the question is vague in that respect. I'm currently just using a very simple two-stage Dickson charge pump clocked by a microcontroller. I am not sure how to go about measuring the efficiency as I only have a multimeter to work with. With a small load it gives about 8.8V from a 3V input (which is fine, the OLED needs 7V+). | |
| May 2, 2014 at 20:37 | comment | added | Cornelius | That depends on your chargepump: how does the efficiency varies with output/input voltage ratio. | |
| May 2, 2014 at 20:31 | history | asked | foldl | CC BY-SA 3.0 |