[KwartzLab] DC-DC Converters

[Ben Brown]

I think Karl is hinting that you should be using a higher input voltage.
I'm pretty sure he doesn't respect any electronic device that doesn't
require 20,000V+ in a bank of capacitors to fire up ;)

Ben

On 9/20/2012 11:33 AM, Bob DeGregory wrote:
> Thanks Karl,
>  
> But it looks like EMCO is great for step-up. I perused about a dozen+
> of their lines but I can't find anything they offer for step-down.
> Everything seems to be HVDC output. Maybe that's why they call
> themselves EMCO High Voltage <snort>
>  
> So I'm still lookin' 
>
> On Thu, Sep 20, 2012 at 11:09 AM, Karl Williams <karlw at thinkbotics.com
> <mailto:karlw at thinkbotics.com>> wrote:
>
>     I've used products from Emco for high voltage applications and the
>     modules
>     are reliable: http://www.emcohighvoltage.com/
>
>     > I'm fixin' to use Li-ion tool batteries to drive a variety of
>     loads so I
>     > need DC-DC conversion with variety of load characteristics and
>     output
>     > voltages (obviously not all at once from single device).
>     >
>     > This one on Amazon looks interesting:
>     >
>     http://www.amazon.com/Voltage-Step-Converter-Module-Waterproof/dp/B008IWEF1C/ref=sr_1_6?s=electronics&ie=UTF8&qid=1348150933&sr=1-6&keywords=dc+dc+converter+12v+5v+20a
>     >
>     > Any experience with unit referenced above?
>     >
>     > Any alternative recommendations for similar device?
>     >   I like input voltages that range from say 9VDC up to as high
>     as 40VDC
>     >   I like local or at least North American availabilty not drop
>     ship from
>     > China
>     >   I need 12VDC and 5VDC output probably up to about 3A
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