+-5 from single +5

can you suggest any way to produce +-5 from +5.
I need it for one 4ch differential signal summer op-amp plus salen-key filter op-amp.

Is there any DC/DC converter or something in ADI that doing this?



question updated by new data acquired!
[edited by: mohammadsdtmnd at 2:25 PM (GMT 0) on 10 Dec 2018]