This project is a 8-12Vdc to +48Vdc DC-DC converter based on
MC34063 switching regulator.
It's a simple project of a DC-DC converter to make a
phantom power supply for professional microphones.
It can deliver 15-20mA at 48VDC. It 's based on
MC34063 DC-DC step-up, step-down and boost
converter. Input is between 8-12V DC and the output
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PCB top layer
PCB component placement
3D PCB renderings
files in Eagle format
Download board Gerber files