Timeline for op-amp pin is sitting at high voltage (active low-pass filter)
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 10, 2018 at 17:37 | comment | added | Andy aka | @ConfusedCheese an op-amp that includes the most negative rail in the input signal range is the better choice because there are more of them but also, the gain of ten requires a supply voltage that is higher than 5 volts. The obvious (but sometimes less convenient) fix is to use a +/- 10 volt rail. Or a neg rail that is -3 volts and a pos rail that is about 8 volts would work with most op-amps. R2R op-amps can never really get the output down to the neg rail or up to the pos rail. | |
| Dec 10, 2018 at 17:28 | comment | added | ConfusedCheese | So would a single supply rail to rail op amp be the solution? | |
| Dec 10, 2018 at 17:25 | history | edited | Andy aka | CC BY-SA 4.0 |
added 239 characters in body
|
| Dec 10, 2018 at 16:27 | history | edited | Andy aka | CC BY-SA 4.0 |
added 156 characters in body
|
| Dec 10, 2018 at 16:21 | history | edited | Andy aka | CC BY-SA 4.0 |
added 156 characters in body
|
| Dec 10, 2018 at 16:15 | history | answered | Andy aka | CC BY-SA 4.0 |