LT1054: 12Vin to -12Vout @20mA by LT1054

Dear All,

Can I use LT1054 to do 12Vin to -12Vout @20mA application?

After study datasheet, Vout max is only -5.2V.

There is a reference circuit in DS can do Vin=-Vout. Could you give me your feedback about this topic?

Thanks!

-Ben