Re: dc power supply, 5v 5amp

[audioguru2]

A PNP power transistor can be added to a 7805 or LM317 regulator to boost the output current. The simple circuit has no current-limiting. Here is the circuit:

View attachment 40525

 

[wat69]

Hi raven_heart, at this moment I can not think of any direct replacement for the LT1073, but this IC's are very common.

In Philippines can be purchased through Farnell: http://ph.farnell.com

Greetings