FAN5069(2005) データシートの表示（PDF） - Fairchild Semiconductor
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FAN5069 Datasheet PDF : 20 Pages
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Typical Performance Characteristics (Contd.)
PWM Line Regulation (VOUT = 1.5V)
1.54
1.52
IL = 0A
IL = 5A
IL = 10A
1.50
1.48
1.46
6
8
10
12
14
16
18
20
Input Voltage (V)
Figure 14. PWM Line Regulation
1.210
1.205
LDO Line Regulation (VOUT = 1.203V)
IL = 0A
IL = 2A
IL = 5A
1.200
1.195
1.190
8
10
12
14
16
18
20
Input Voltage (V)
Figure 15. LDO Line Regulation
1.510
1.505
PWM Load Regulation (VOUT = 1.50V)
VIN = 8V
VIN = 12V
VIN = 15V
VIN = 20V
1.500
1.495
1.490
0
2
4
6
8
10
Load Current (A)
Figure 16. PWM Load Regulation
1.210
LDO Load Regulation (VOUT = 1.203V)
1.205
1.200
1.195
1.190
0
VIN = 8V
VIN = 12V
VIN = 15V
VIN = 20V
1
2
3
4
5
Load Current (A)
Figure 17. LDO Load Regulation
Master Clock Frequency
700
600
500
400
300
200
100
0
100
200
300
400
RT (KΩ)
Figure 18. RT vs. Frequency
Efficiency vs. Input Voltage
100
80
VIN = 8V
VIN = 12V
60
VIN = 15V
VIN = 20V
40
20
0
2
4
6
8
10
Load Current (A)
Figure 19. 1.5V PWM Efficiency
FAN5069 Rev. 1.1.0
9
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