Timeline for IRF520 as a relay driver
Current License: CC BY-SA 4.0
10 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 16, 2020 at 6:39 | vote | accept | Аnap Sinaphurta | ||
| Jan 29, 2020 at 12:00 | history | tweeted | twitter.com/StackElectronix/status/1222489730916519941 | ||
| Jan 5, 2020 at 21:26 | comment | added | Huisman | Look for "logic level mosfet" | |
| Jan 5, 2020 at 17:26 | comment | added | Аnap Sinaphurta | So.. is there some other FET transistor I can replace it ? The relay is consuming about 50 mA. | |
| Jan 5, 2020 at 16:18 | history | edited | Elliot Alderson |
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| Jan 5, 2020 at 16:07 | answer | added | User | timeline score: 1 | |
| Jan 5, 2020 at 16:07 | comment | added | D.A.S. | Then go search for logic level FETs with Vt=1V or make a 3V to 12V level shifter using any NPN. or simply use any NPN to drive the coil instead of FET. Why don't they teach students that Vgs(th) is just the very early threshold of conduction at < 1mA and that has a 50% tolerance. All the old Enh FETS were 2~4V for Vt. Also if it starts with IRF it is the old style. | |
| Jan 5, 2020 at 15:53 | comment | added | Transistor | Look at Figure 1 in the datasheet. | |
| Jan 5, 2020 at 15:50 | review | First posts | |||
| Jan 5, 2020 at 21:26 | |||||
| Jan 5, 2020 at 15:49 | history | asked | Аnap Sinaphurta | CC BY-SA 4.0 |