[KwartzLab] DC-DC Converters

[Karl Williams]

So true LOL. That reminds me that I need to build another coil gun...

> 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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