AP1515(2004) Ver la hoja de datos (PDF) - Anachip Corporation
Número de pieza
componentes Descripción
Fabricante
AP1515 Datasheet PDF : 6 Pages
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150KHz, 1.5A PWM Buck DC/DC Converter
Typical Application Circuit
(1) Fixed Type Circuit
12V
DC Input
Cin
Capacitor
1
Vin
FB
3
AP1515
-33
2
4
GND
Output
L1
56uH
Inductor
D1
Schottky
Diode
AP1515
3.3V/1.5A
Output Load
Co
Capacitor
(2) Adjustable Type Circuit
R2
12V
DC Input
1
Vin
Cin
Capacitor
R1
FB
3
AP1515
Output
2
L1
47uH
Inductor
4
GND
D1
Schottky
Diode
2.5V/1.5A
Output Load
Co
Capacitor
Vout = VFB × (1 + R1 )
R2
VFB = 1.23V
R2 = 1K ~ 3K
Typical Performance Characteristics
AP1515 Output Voltage v.s. Temperature
(Vin=12V ,Io=1.5A)
3.5
3.45
3.4
3.35
3.3
3.25
3.2
3.15
3.1
3.05
3
2.95
2.9
-40 -20
0 20 40 60 80 100 120 140 160
Temperature (TA) (°C)
AP1515 Efficiency v.s. Temperature
(Vin=12V,Vout=3.3V,Io=1.5A)
82
81
80
79
78
77
76
75
74
-50 -30 -10 10 30 50 70 90 110 130 150
Temperature (TA) (°C)
Anachip Corp.
www.anachip.com.tw
Rev.1.0 Oct 29, 2004
4/6
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