AP1501-12K5 ANACHIP [Anachip Corp], AP1501-12K5 Datasheet - Page 7

• Manufacturer Part Number: AP1501-12K5
• Description: 150Khz, 3A PWM Buck DC/DC Converter
• Manufacturer: ANACHIP [Anachip Corp]

150Khz, 3A PWM Buck DC/DC Converter
(1) Fixed Type Circuit
(2) Adjustable Type Circuit
(3) Delay Start Circuit
Anachip Corp.
www.anachip.com.tw
Typical Application Circuit
Capacitor
Capacitor
DC Input
DC Input
DC Input
Capacitor
12V
12V
Cin
Cin
12V
Cin
C
0.1uF
DELAY
Vin
Vin
Vin
R2
R2
Vout = V
V
R2 = 1K ~ 3K
1
1
1
FB
5
5
5
= 1.23V
SD
SD
SD
R
AP1501
AP1501
AP1501
10K
DELAY
-33
4
4
4
FB
FB
FB
FB
×
(1
3
3
3
2
2
2
Gnd
Gnd
Gnd
+
Output
Output
Output
R2
R1
7/12
)
Schottky Diode
Schottky Diode
R1
R1
Schottky
Diode
D1
D1
D1
Inductor
47uH
47uH
33uH
L1
L1
L1
Capacitor
Capacitor
Capacitor
Co
Co
Co
Output Load
Output Load
Output Load
3.3V/3A
5V/ 3A
5V/ 3A
Rev.1.2 Aug. 23, 2005
AP1501