LT3042

[uchu007]

Hello, I post here because I want to do a montage with the LT3042 as voltage regulator but I can not understand the pins 4 (pg) and 6 (pgfb) .
Cordialy

 

[Enzo]

Data sheet:
http://www.linear.com/docs/46159

PG for power good, and PGFB for power good fold back. A sensing circuit looking for possible problem on the output.