Timeline for Undersupplied LM2576 buck-boost converter: Prevention, and where is all the power going?
Current License: CC BY-SA 4.0
11 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 13 at 17:57 | vote | accept | dialer | ||
| Aug 7 at 23:50 | history | became hot network question | |||
| Aug 7 at 18:43 | comment | added | StainlessSteelRat | So eliminate the negative feedback and see if that helps. And I have had limited success with switchers on breadboards with the correct components. | |
| Aug 7 at 18:22 | history | edited | dialer | CC BY-SA 4.0 |
added 164 characters in body
|
| Aug 7 at 18:14 | comment | added | dialer | @StainlessSteelRat Point taken, but I wouldn't have gotten the idea if it wasn't suggested in TI's datasheet. Chapter 8.1.9. And as mentioned, this is purely for academic purposes. | |
| Aug 7 at 17:38 | history | edited | dialer | CC BY-SA 4.0 |
Clarifications
|
| Aug 7 at 17:30 | comment | added | StainlessSteelRat | I read the title and alarm bells went off in my head. You are wondering why a buck converter fails to work as a negative source by grounding the output. The poor LM2576. | |
| Aug 7 at 16:18 | answer | added | Kuba hasn't forgotten Monica | timeline score: 2 | |
| Aug 7 at 16:12 | answer | added | Colin | timeline score: 6 | |
| Aug 7 at 16:08 | answer | added | Voltage Spike♦ | timeline score: 4 | |
| Aug 7 at 15:48 | history | asked | dialer | CC BY-SA 4.0 |