Timeline for Do MOSFETs have voltage drop across source and drain when turned on?
Current License: CC BY-SA 3.0
8 events
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Jan 29, 2023 at 21:00 | history | tweeted | twitter.com/StackElectronix/status/1619802583488495616 | ||
May 17, 2016 at 10:14 | comment | added | Reversed Engineer | Yes they do, but it's not a saturation voltage (about 0.6v) like in the case of a BJT. Rather, it behaves like a resistor (when turned on hard), so the voltage drop can be much smaller than the "analogous" BJT on voltage drop. Very useful for low voltage circuits. | |
Dec 19, 2014 at 16:05 | answer | added | Spehro 'speff' Pefhany | timeline score: 17 | |
Dec 19, 2014 at 16:03 | vote | accept | zud | ||
Dec 19, 2014 at 15:49 | answer | added | efox29 | timeline score: 6 | |
Dec 19, 2014 at 15:44 | comment | added | Null♦ | The 0.6V drop on a BJT is from base to emitter (analogous to gate to source for a MOSFET). The MOSFET's drain to source voltage is analogous to the BJT's collector to emitter voltage. Vce and Vds are not necessarily 0.6V. | |
Dec 19, 2014 at 15:43 | answer | added | John Honniball | timeline score: 37 | |
Dec 19, 2014 at 15:38 | history | asked | zud | CC BY-SA 3.0 |