Diodes AP7217 - Manual (Page 2)

AP7217
500mA CMOS LDO
AP7217
Document number: DS31292 Rev. 4 - 2
2 of 10
www.diodes.com
April 2010
© Diodes Incorporated
Functional Block Diagram
Enable
Bandgap
Current
Limit
-
ERROR
AMP
+
+
-
1.2V
R3
R4 VD Comp.
R1
R2
EN
VD
OUT
GND
VR
OUT
V
IN
On
Off
Pin Descriptions
Pin Name Pin No. Description
NC 1 No Connection
VR
OUT
2 Voltage Output
NC 3 No Connection
V
IN
4 Supply Voltage
NC 5 No connection
VD
OUT
6 V
D
Output (Reset on I/P)
GND 7 Ground
EN 8 Enable (V
R
On/Off)