Looking for DC/DC converter

[Joana]

1 Device that has 4 supplies : +-12,+-5
Is anyone know such device?

Thanks
Jo.

 

[BuckySparks]

Not sure input voltage or output currents,
but a flyback converter with a multi windings for the outputs could work.

https://focus.ti.com/lit/an/slua046/slua046.pdf

https://focus.ti.com/lit/ug/sluu176/sluu176.pdf


Here is a simple way of generating +/- supply with a catalog coupled inductor.

**broken link removed**

 

[karesz]

Salu Jo,
you must give more data knowed for serious answering...
k.