Timeline for Can ULN2003 be a poor-man’s matched diode array?
Current License: CC BY-SA 4.0
11 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 26, 2022 at 12:47 | vote | accept | Kuba hasn't forgotten Monica | ||
| Aug 8, 2022 at 17:51 | answer | added | Kuba hasn't forgotten Monica | timeline score: 11 | |
| Aug 7, 2022 at 16:28 | answer | added | user131342 | timeline score: 4 | |
| Aug 7, 2022 at 13:12 | history | became hot network question | |||
| Aug 7, 2022 at 12:00 | history | tweeted | twitter.com/StackElectronix/status/1556248798564962310 | ||
| Aug 7, 2022 at 8:15 | answer | added | bobflux | timeline score: 13 | |
| Aug 7, 2022 at 6:40 | answer | added | Spehro 'speff' Pefhany | timeline score: 5 | |
| Aug 7, 2022 at 5:55 | comment | added | tlfong01 | I used to buy didoes in lots of 10 to 100, and they usually came in "sticky paper stripes". I guess it is very likely that the didoes stuck on each same stripe are from the the same chip/wafer, so should be very electrically matched. Reference: AliExpress 14 Values Diode Kit, 350 Pieces, 1N4001, 1N4004, 1N4007, 1N5404, 1N5406, 1N5408, RL207, 1N5817, 1N5819, 1N5822, UF4007, FR107, 1N4148 HKD96.63/lot(350 pieces ) / to continue, ... | |
| Aug 7, 2022 at 5:38 | answer | added | jp314 | timeline score: 7 | |
| Aug 7, 2022 at 5:37 | comment | added | Jens | I have seen this in a professional testing equipment, and was surprised about the idea, but I don't know the engineering background of this decision. I only remember a low leakage current. | |
| Aug 7, 2022 at 5:12 | history | asked | Kuba hasn't forgotten Monica | CC BY-SA 4.0 |