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Groups > sci.electronics.design > #445667
| From | Winfield Hill <hill@rowland.harvard.edu> |
|---|---|
| Newsgroups | sci.electronics.design |
| Subject | Re: buck converter for negative voltages |
| Date | 2017-02-01 14:02 -0800 |
| Organization | Rowland Institute |
| Message-ID | <o6tlu5051p@drn.newsguy.com> (permalink) |
| References | <o6ti3m0312e@drn.newsguy.com> <3pk49ct21gjuhka45gqe30g5c7s7f48upg@4ax.com> |
John Larkin wrote...
>
> Winfield Hill wrote:
>
>> Suggestions for buck converter ICs for negative voltages?
>> Controller ICs (external MOSFETs) would be nice.
>
> I can't recall ever seeing a real negative-to-negative
> switcher! People sometimes hack a positive controller.
>
> Hey, here's one:
> http://www.linear.com/product/LT8709
Yep, good find. Whew, that IC is a bit complicated.
LTC also suggests the positive boost-converter hack,
in design note DN1022.
--
Thanks,
- Win
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buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-01 12:57 -0800
Re: buck converter for negative voltages John Larkin <jjlarkinxyxy@highlandtechnology.com> - 2017-02-01 13:35 -0800
Re: buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-01 14:02 -0800
Re: buck converter for negative voltages Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-02-01 14:16 -0800
Re: buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-01 14:27 -0800
Re: buck converter for negative voltages Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-02-01 14:39 -0800
Re: buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-02 11:33 -0800
Re: buck converter for negative voltages Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-02-03 09:44 -0500
Re: buck converter for negative voltages John Larkin <jjlarkinxyxy@highlandtechnology.com> - 2017-02-01 14:38 -0800
Re: buck converter for negative voltages Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-02-01 14:43 -0800
Re: buck converter for negative voltages John Larkin <jjlarkinxyxy@highlandtechnology.com> - 2017-02-01 15:35 -0800
Re: buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-01 18:25 -0800
Re: buck converter for negative voltages Winfield Hill <hill@rowland.harvard.edu> - 2017-02-01 13:36 -0800
Re: buck converter for negative voltages Wanderer <wanderer@dialup4less.com> - 2017-02-01 15:04 -0800
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