Yes, the gate voltage is 3.3V when the file "value" is 1, and 0V when the value is 0.
On Monday, October 24, 2016 at 9:11:58 PM UTC-6, Przemek Klosowski wrote: > > http://www.farnell.com/datasheets/2162038.pdf page 4 shows Ids vs Vgs > plot that conduction start well above 2.5V (listed as Vgs(th) in the > datasheet), so the the voltage put out by the GPIO pin, which should > be almost 3.3V, should be enough. Do you have a multimeter to measure > the actual gate voltage? > > On Mon, Oct 24, 2016 at 8:50 PM, mzimmers <[email protected] <javascript:>> > wrote: > > Hi, Przemek - > > > > It's a Fairchild BS270: > > > > link on newark > > > > I (obviously) need to learn more about this...is the information you ask > of > > in the data sheet? If so, I'll search for it. > > > > mz > > > > On Monday, October 24, 2016 at 6:44:59 PM UTC-6, Przemek Klosowski > wrote: > >> > >> On Mon, Oct 24, 2016 at 8:33 PM, mzimmers <[email protected]> wrote: > >> > >> > 2. What do you mean by "reverse logic?" That I've miswired my > >> > transistor? > >> > Here's my wiring: > >> > > >> > drain comes in from LED > >> > gate goes to P9, pin 23 (GPIO 49) > >> > source comes from GND > >> > >> A word of caution--some MOSFETs start conducting between source and > >> drain when you apply voltage to the the gate, and others work the > >> other way. Which one do you have---what's the type? > > > > -- > > For more options, visit http://beagleboard.org/discuss > > --- > > You received this message because you are subscribed to the Google > Groups > > "BeagleBoard" group. > > To unsubscribe from this group and stop receiving emails from it, send > an > > email to [email protected] <javascript:>. > > To view this discussion on the web visit > > > https://groups.google.com/d/msgid/beagleboard/6b6a7013-43d2-45de-9913-3fe539533273%40googlegroups.com. > > > > > > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/235d015c-cb20-4acc-a349-1d7cdd066372%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
