Timeline for Does increasing the current make a thermistor more accurate?
Current License: CC BY-SA 4.0
10 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 31, 2019 at 23:07 | answer | added | Jasen Слава Україні | timeline score: 0 | |
| Oct 31, 2019 at 18:42 | answer | added | Vitaliy Yanishevskiy | timeline score: 2 | |
| Oct 31, 2019 at 18:42 | comment | added | Harry Svensson | @dandavis That precision would be meaningless. | |
| Oct 31, 2019 at 18:23 | answer | added | Dave Tweed | timeline score: 5 | |
| Oct 31, 2019 at 17:26 | comment | added | dandavis | i think you mean "precise", not "accurate". Precision would go up given a fixed-range ADC, but accuracy would go down due to self-heating. | |
| Oct 31, 2019 at 16:55 | comment | added | jonk | Heating a thermistor (which is what those currents will do) when you actually want to measure slight changes in the thermal conductivity of the thermistor's environment (aircraft usage, for example) is okay. But for ambient temperature measurement, you do want as little self-heating as possible. Self-heating can also cause permanent loss of calibration. For calibration needs, also see this approximation equation. | |
| Oct 31, 2019 at 16:54 | comment | added | brhans | Higher current through your thermistor means you have to worry more about self-heating, making it less accurate. | |
| Oct 31, 2019 at 16:52 | answer | added | Neil_UK | timeline score: 6 | |
| Oct 31, 2019 at 16:39 | history | migrated | from arduino.stackexchange.com (revisions) | ||
| Oct 31, 2019 at 16:34 | history | asked | Aditya Kendre | CC BY-SA 4.0 |