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13th December 2003, 08:58 PM
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#1 |
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diyAudio Member
Join Date: Dec 2003
Location: jakarta
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NEED DC to DC Converter
Hi,
Please help with schematic or your diy kit for dc -dc converter. i need input 12v (9-15 volt) output:+/0/- 15volt @100mA or bigger I need very low noise DC-DC converter,because this for car preamp application.i already test some DC-Dc converter from mouser but still found the sound is not clean...  please advice
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13th December 2003, 09:50 PM
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#2 |
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diyAudio Member
Join Date: Jun 2001
Location: Calgary
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Take a look at this one:
http://sound.westhost.com/project69.htm |
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14th December 2003, 01:21 PM
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#3 |
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diyAudio Member
Join Date: Nov 2003
Location: Klepp
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Have anyone tried MAX742?
http://pdfserv.maxim-ic.com/en/ds/MAX742.pdf Schematics are in the data sheet. Just need to regulate the car's voltage down to 5V. Looks very easy, but I've got no idea how much noise the switch-mode would make. 
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