Diodes AP2014/A - Manual (Page 5)

AP2014/A
SYNCHRONOUS PWM CONTROLLER
AP2014/A Rev. 5 5 of 14 FEBRUARY 2009
www.diodes.com © Diodes Incorporated
Typical Application Circuit
(Continued)
(3)
Vout +5V/5.0A
C5
0.47u
R3
8.2
C13
470u
C1
0.1uF C8
470u
D1
R2
3K
C11
0.1u
U1
AP2014
1
2
3
4
5
6
7
8
FB
Vcc
LDrv
GND HDrv
Vc
Comp
SS
R1
10K
Q1
R6
39k
VIN=12V
C20
100p
C4
0.1u
C6
10nF
Q2
C17
0.1u
D2
C3
100u
L1
10uH/6A
1N4148
1N4148
Single Supply 12V Input
(4)
Vout +5V/4.0A
C5
0.47u
R3
8.2
C13
470u
C1
0.1uF C8
470u
D1
R2
3.3K
C11
0.1u
U1
AP2014
1
2
3
4
5
6
7
8
FB
Vcc
LDrv
GND HDrv
Vc
Comp
SS
R1
10K
Q1-1
R6
47k
VIN=24V
C20
100p
C4
0.1u
C6
10nF
Q1-2
C17
0.1u
D2
C3
100u
L1
10uH/6A
1.2K
RZD
R3
8.2
ZD
6.2V
1N4148
1N4148
I
ZD
(≧15mA)=(VIN-V
D2
-V
ZD
)/RZD
Single Supply 24V Input