what shematic for switching power suplply

[desislavov]

Hello, friends.
I have two 24 volt switching power supply, 1.3A .
I connect them in series to get + -24 volts, 1.3A
Please give me advice what chip or transistor shematic is good to use .


I want to make a small amp for camping .

regards !

 

[gootee]

Have a look in the chipamps forum. Maybe LM1875. The datasheet is at national.com and ti.com.

 

[Adnancoskun]

LM3886...