Re: 5 to 10V level shifter?

Posted by Petro on
URL: http://confocal-microscopy-list.275.s1.nabble.com/5-to-10V-level-shifter-tp7592213p7592218.html

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Thanks.
I will have a look on the shifter.
I am a bit lost by analog control?
Do you mean setting up the HT by control voltage?
Thanks.
Petro.

On Sat, May 8, 2021, 23:12 Benjamin Smith <[hidden email]>
wrote:

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>
> There are submicrosecond level shifters such as this:
> https://www.onsemi.com/pdf/datasheet/mc14504b-d.pdf, and if the impedance
> was high enough on the input you could even use a high side driver for even
> faster switching speeds.  However, if you are driving a Pockels cell (which
> normally requires analog instead of digital control) I would just use an
> op-amp voltage multiplier.  A unity gain stable op-amp would be the easiest
> bet, and one like this would be plenty fast:
>
> https://www.digikey.com/en/products/detail/analog-devices-inc/LT6200CS6-TRMPBF/1115933
>
> On Sat, May 8, 2021 at 12:58 PM Khoroshyy Petro <[hidden email]>
> wrote:
>
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> > Post images on http://www.imgur.com and include the link in your
> posting.
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> >
> > Hi everybody.
> >
> > This question is not directly about confocal microscopy but, and might be
> > better addressed on some electrical engineering forum. Bit i believe
> there
> > is someone who can guide me in the right direction.
> > I need to drive a Pockel cell driver with 10 V pulses, but available
> pulse
> > generator has max 5V output. I need pulses with submicrosecond rising
> time.
> > I have searched for level shifters chips with needed bandwidth and
> > impedance but all of what I found work up to 5.5 volts.
> > I wonder if someone can recommend some solution for the problem or give a
> > hint.
> > Thanks.
> > Petro.
> >
>
>
> --
> Benjamin E. Smith, Ph. D.
> Imaging Specialist, Vision Science
> University of California, Berkeley
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