DP-85 DIGITAL CIRCUIT POWER SUPPLY SHUTDOWN BLOCK
Page 02-01
I905
Photocoupler
I901
ShutDown Pin (7)
on Power Supply
Driver &
Output IC
7
3
2
Shut Down SCR
+5V Short Det.
+3.3V Short Det.
+9V Short Det.
-5V Loss Det.
+3.3Vs Too Hi Det.
+5V Too Hi Det.
+5Vs Too Hi Det.
+9V Too Hi Det.
+12VS Too Hi Det.
D3.3V Too Hi Det.