Diodes AP1121 - Manual (Page 3)

AP1121
DUAL 1A LOW DROPOUT POSITIVE REGULATOR
AP1121 Rev. 5 3 of 7 FEBRUARY 2009
www.diodes.com © Diodes Incorporated
Block Diagram
2
Thermal
Shutdown
1
V
OUT1
1.25V
+
CURRENT
LIMIT
V
IN1
+
5/6
GND
3
Thermal
Shutdown
4
V
OUT2
1.25V
+
CURRENT
LIMIT
V
IN2
+
7/8
GND
+
-
+
-
+
+
-
-
Typical Application Circuit
5V
3.3V/1A
C2
100uF
V
IN1
V
OUT1
GND V
IN2
C1
100uF
C3
100uF
2.5V/1A V
OUT2
GND
GND
GND
(3.3V/2.5V Dual output )