AP2014_09 Datasheet, PDF (7/14 Pages) Diodes Incorporated – SYNCHRONOUS PWM CONTROLLER

AP2014/A
SYNCHRONOUS PWM CONTROLLER
Typical Application Circuit (Continued)
(6) Dual Supply, 5V Bus and 12V Bias Input
5V
12V
C1
C1
0.1uF
1uF
L1
+ _C3 ^1uH
100uF
+ _C4
47uF
Vcc Vc
HDrv
C8
10nF
R1
3.3K
AP2014
Comp
LDrv
Fb
SS GND
R2
1K
C7
0.1uF
Q1
Q2
R3
1K
AP1187
L2
10uH
+
C6
220uF
1.8V/1A
+ _C5
47uF
2.5V/2A
C9
C10
0.1uF
1uF
Vcc Vc
HDrv
AP2014
C14
10nF
R4
3.3K
Comp
LDrv
SS GND
Fb
R5
1K
C13
0.1uF
+
C11
Q3
L3
10uH
Q4
+
C12
220uF
R6
1.65K
Dual Supply, 5V Bus and 12V Bias Input
3.3V/1.8A
AP2014/A Rev. 5
7 of 14
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FEBRUARY 2009
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