totempole circuit
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Posts: 46,084
At 04:15 PM 5/12/03 +0000, Dave Mucha wrote:
>Hi,
>
>I need to drive a MOSFET with a very crisp signal. 100uS on time and
>100uS off time. independantly adjustable.
>
>I was looking at driving a Schmidt trigger into a totem pole to let
>the switching be fast, but I can't find any good references to the
>circuit. Art of Electronics is leaving me a little blank on the
>subject.
>
>can anyone point me to a good circuit description ?
>
>This is part of the overall board, and the BS2 will be monitoring the
>pulsed voltage and be controlling the pulse frequencies by adjusting
>RC setting the timing of a 555. So far, I expect to change the
>resistor via a serial resistor. also, the BS2 will be change the
>ranges by switching which cap will be in curcuit.
>
>Dave
Dave -
Maxim makes a MOSFET Driver similar to what you're describing.
Take a look here:
http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3409
I suspect they have others as well.
Regards,
Bruce Bates
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>Hi,
>
>I need to drive a MOSFET with a very crisp signal. 100uS on time and
>100uS off time. independantly adjustable.
>
>I was looking at driving a Schmidt trigger into a totem pole to let
>the switching be fast, but I can't find any good references to the
>circuit. Art of Electronics is leaving me a little blank on the
>subject.
>
>can anyone point me to a good circuit description ?
>
>This is part of the overall board, and the BS2 will be monitoring the
>pulsed voltage and be controlling the pulse frequencies by adjusting
>RC setting the timing of a 555. So far, I expect to change the
>resistor via a serial resistor. also, the BS2 will be change the
>ranges by switching which cap will be in curcuit.
>
>Dave
Dave -
Maxim makes a MOSFET Driver similar to what you're describing.
Take a look here:
http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3409
I suspect they have others as well.
Regards,
Bruce Bates
>To UNSUBSCRIBE, just send mail to:
> basicstamps-unsubscribe@yahoogroups.com
>from the same email address that you subscribed. Text in the Subject and
>Body of the message will be ignored.
>
>
>Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/