[KwartzLab] DC-DC Converters

[Ed Blanchard]

Sure - I'll go in for 1 as well.

EdB

On 9/20/2012 2:02 PM, Karl Williams wrote:
> I'll go in on a group buy - put me down for 3 as well.
>
>> Thanks James,
>>
>> This one is more like what I had in mind.
>>
>> http://dx.com/p/dc-5-36v-to-dc-1-5-32v-converter-step-down-power-module-142531?item=28
>>
>>   Amongst other things it oughta power Rasberry Pi from moderately high to
>> high amp/hour sources (automotive, power tool, etc. I will buy at least
>> three to get bulk price down to a little over four bucks.
>>
>> Anyone interested in a group buy?
>>
>>
>>
>> On Thu, Sep 20, 2012 at 1:13 PM, James Bastow<james at jamesbastow.com>
>> wrote:
>>
>>> Not local, but DealExtreme has a lot of cheap DC-DC converter modules:
>>>
>>>
>>> http://dx.com/p/dc-3-34v-to-dc-4-35v-adjustable-boost-converter-charger-module-149681?item=19
>>>
>>>
>>> http://dx.com/p/dc-3-30v-to-dc-4-35v-adjustable-boost-converter-charger-module-148492?item=20
>>>
>>>
>>> http://dx.com/p/lm2577-dc-3-5-18v-to-dc-4-0-24v-voltage-step-up-boost-module-red-154906?item=20
>>>
>>>
>>> http://dx.com/p/03100127-dc-dc-3v-to-5v-boost-converter-charger-module-red-154870?item=17
>>>
>>> (There are many more)
>>>
>>> James
>>>
>>> On Thu, Sep 20, 2012 at 10:45 AM, Bob DeGregory
>>> <bob.degregory at gmail.com>wrote:
>>>
>>>> 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
>>>>
>>>> _______________________________________________
>>>> Discuss mailing list
>>>> Discuss at kwartzlab.ca
>>>> http://kwartzlab.ca/mailman/listinfo/discuss_kwartzlab.ca
>>>>
>>>>
>>>
>>> _______________________________________________
>>> Discuss mailing list
>>> Discuss at kwartzlab.ca
>>> http://kwartzlab.ca/mailman/listinfo/discuss_kwartzlab.ca
>>>
>>>
>> _______________________________________________
>> Discuss mailing list
>> Discuss at kwartzlab.ca
>> http://kwartzlab.ca/mailman/listinfo/discuss_kwartzlab.ca
>>
>
>
>
> _______________________________________________
> Discuss mailing list
> Discuss at kwartzlab.ca
> http://kwartzlab.ca/mailman/listinfo/discuss_kwartzlab.ca