Diodes AP4312 - Manual (Page 3)

AP4312
Document number: DS36797 Rev. 1 - 2
3 of 11
www.diodes.com
January 2014
© Diodes Incorporated
AP4312
A Product Line of
Diodes Incorporated
Typical Applications Circuit
(Cont.)
Typical Application 3
Pin Descriptions
Pin Number Pin Name Function
1 V
CTRL
Input pin of the voltage control loop
2 GND Ground
3 V
OUT
Output pin. Sinking current only
4 I
CTRL
Input pin of the current control loop
5 V
SENSE
Input pin of the current control loop
6 V
CC
Power Supply
) (
1
2 1
SS L REF OUT
R I
R
R R
V V
 

 
 
SS REF SENSE
REF SENSE
R V V
V V
it CurrentLim
 


1.210V
V
CC
V
OUT
GND
V
SENSE
I
CTRL
R
SS
R4
To
primary
R2
R1
V
OUT
+
V
OUT
-
Load
C1
R3
C3
R5
R6
500
V
CTRL
AP4312
+ +
I
L