AP1518 Ver la hoja de datos (PDF) - Anachip Corporation
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AP1518 Datasheet PDF : 12 Pages
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300KHz, 3A PWM Buck DC/DC Converter
Typical Application Circuit
(1) Normal Circuit
12V
DC Input
Cin
Capacitor
R2
R1
FB
1
Vin
4
AP1518
Output
2
5
3
SD
Gnd
L1
10uH
D1
Schottky Diode
AP1518
1V/ 2A
Output Load
Co
Capacitor
(2) Delay Start Circuit
Vout = VFB × (1 + R1 )
R2
VFB = 0.8V
R2 = 1K ~ 3K
12V
DC Input
Cin
Capacitor
R2
R1
FB
4
Output
1 AP1518 2
Vin
CDELAY 5
0.1uF SD
3
Gnd
RDELAY
10K
L1
10uH
D1
Schottky Diode
1V/ 2A
Output Load
Co
Capacitor
Anachip Corp.
www.anachip.com.tw
Rev.1.1 Oct 29, 2004
7/12
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