Timeline for ULN 2003 open collector
Current License: CC BY-SA 4.0
18 events
| when toggle format | what | by | license | comment | |
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| Aug 28, 2020 at 9:01 | history | bumped | CommunityBot | This question has answers that may be good or bad; the system has marked it active so that they can be reviewed. | |
| Apr 29, 2020 at 5:02 | history | bumped | CommunityBot | This question has answers that may be good or bad; the system has marked it active so that they can be reviewed. | |
| Dec 30, 2019 at 9:02 | history | bumped | CommunityBot | This question has answers that may be good or bad; the system has marked it active so that they can be reviewed. | |
| Aug 29, 2019 at 23:00 | history | bumped | CommunityBot | This question has answers that may be good or bad; the system has marked it active so that they can be reviewed. | |
| May 1, 2019 at 20:01 | history | bumped | CommunityBot | This question has answers that may be good or bad; the system has marked it active so that they can be reviewed. | |
| Mar 31, 2019 at 18:59 | answer | added | Transistor | timeline score: 1 | |
| Mar 31, 2019 at 18:41 | answer | added | Huisman | timeline score: 0 | |
| Mar 31, 2019 at 17:59 | comment | added | Johannes | Sorry, the uC is part of the inverter, same power source. | |
| Mar 31, 2019 at 17:57 | history | edited | Johannes | CC BY-SA 4.0 |
added 4 characters in body
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| Mar 31, 2019 at 16:48 | comment | added | Huisman | You forgot the lost important: what signal does the input of the ULN2003 have when the inverter is off? If it still high, the darlington inside the ULN2003 will still be turned on no matter whether the inverter is ON or OFF. | |
| Mar 31, 2019 at 14:16 | history | edited | Johannes | CC BY-SA 4.0 |
added 270 characters in body
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| Mar 31, 2019 at 13:54 | comment | added | Transistor | Your edit hasn't helped much. You need to post the relevant parts of the schematic. Note that using a block symbol for the ULN2003 hides the internals for you making the schema much more difficult to understand. | |
| Mar 31, 2019 at 13:48 | history | edited | Johannes | CC BY-SA 4.0 |
Explaining how relay is connected
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| Mar 31, 2019 at 9:16 | comment | added | Transistor | There's no sign of a relay or the negative supply so it's going to be hard to help. | |
| Mar 31, 2019 at 3:19 | history | edited | Johannes | CC BY-SA 4.0 |
edited body
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| Mar 31, 2019 at 2:55 | history | edited | Johannes | CC BY-SA 4.0 |
added 91 characters in body
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| Mar 31, 2019 at 2:45 | review | First posts | |||
| Mar 31, 2019 at 3:11 | |||||
| Mar 31, 2019 at 2:42 | history | asked | Johannes | CC BY-SA 4.0 |