Posted by
Mark Cannell-2 on
URL: http://confocal-microscopy-list.275.s1.nabble.com/5-to-10V-level-shifter-tp7592213p7592221.html
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What brand is the driver? Is this modulation control or just on/off?
Mark B. Cannell. Ph.D. FRSNZ FISHR
Department of Physiology, Pharmacology & Neuroscience
School of Medical Sciences
University Walk
Bristol BS8 1TD
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On 9/05/21, 9:44 AM, "Confocal Microscopy List on behalf of Khoroshyy Petro" <
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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 <
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wrote:
> *****
> To join, leave or search the confocal microscopy listserv, go to:
>
http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy > Post images on
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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 <
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> wrote:
>
> > *****
> > To join, leave or search the confocal microscopy listserv, go to:
> >
http://lists.umn.edu/cgi-bin/wa?A0=confocalmicroscopy > > Post images on
http://www.imgur.com and include the link in your
> posting.
> > *****
> >
> > 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
> 195 Weill Hall
> Berkeley, CA 94720-3200
> Tel (510) 642-9712
> Fax (510) 643-6791
> e-mail:
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>
>
https://vision.berkeley.edu/faculty/core-grants-nei/core-grant-microscopic-imaging/ >