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AP1515 Datasheet(PDF) 4 Page - Anachip Corp

Part # AP1515
Description  150KHz, 1.5A PWM Buck DC/DC Converter
PDF  6 Pages
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Manufacturer  ANACHIP [Anachip Corp]
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Logo ANACHIP - Anachip Corp

AP1515 Datasheet(HTML) 4 Page - Anachip Corp

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



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