[sdiy] switching dc power sources

Nils Pipenbrinck n.pipenbrinck at hilbert-space.de
Fri Oct 30 05:30:11 CET 2015


On 10/28/2015 09:00 AM, Roman Sowa wrote:
> AD8565 opamp
> continuous output current 35mA, can drive up to 1uF at unity gain
> without compensation as datasheet says.

Hi Roman, thanks a lot. That chip looks good. I also found the MC34071
which  can drive up to 10µF, is a tad cheaper but is not guaranteed to
drive 20mA (will do 10mA worst case though).

In the end I settled to the solution proposed by Richie that uses a LDO
with a bleeder resistor. Not because it's technical superior but it fits
better on the PCB :-)

Thanks, folks.
  Nils




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