AP1501A Ver la hoja de datos (PDF) - Diodes Incorporated.
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AP1501A Datasheet PDF : 14 Pages
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AP1501A
150KHz, 5A PWM BUCK DC/DC CONVERTER
Typical Performance Characteristics
5.10
5.05
Typical Performance Characteristics
Normalized Output Voltage
VIN =20V, ILOAD=3A
Normalized at TJ = 25°C
5.00
4.95
4.90
-50
-25 0 25 50 75 100 125
JUNCTION TEMPERATURE(°C)
Switch Saturation Voltage
1.7
1 : -40oC
2 : 25oC
1.6
3 : 125oC
1.5
1.4
1
1.3
2
3
1.2
2.0
3
4
5
SWITCH CURRENT(A)
Operating Quiescent Current
25.0
20.0
15.0
Switch ON
10.0
Switch OFF
5.0
0.0
-50 -25 0 25 50 75 100 125
JUNCTION TEMPERATURE(°C)
Efficiency
100
95
5A Load
90
85
80
5V
75
3.3V
70
65
8
10 15 20 25 30 35 40
INPUT VOLTAGE
Switch Current Limit
7.5
VIN =12V, VOUT=5V
7.0
6.5
6.0
5.5
-50 -25 0 25 50 75 100 125
JUNCTION TEMPERATURE(°C)
200.0
Shutdown Quiescent Current
160.0
120.0
1
2
80.0
3
40.0
V ON/OFF=5V
1 : -40oC
2 : 25 oC
3 : 125 oC
0.0
10
20
30
40
SUPPLY VOLTAGE (V)
AP1501A Rev. 10
DS31191
8 of 14
www.diodes.com
SEPTEMBER 2009
© Diodes Incorporated
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