MAX15003(2007) 查看數據表（PDF） - Maxim Integrated
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MAX15003 Datasheet PDF : 32 Pages
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Triple-Output Buck Controller with
Tracking/Sequencing
Typical Operating Characteristics
(Figure 8, VIN = 12V, CREG = 2.2µF, TA = +25°C, unless otherwise noted.)
CONVERTER 1 EFFICIENCY
vs. LOAD CURRENT
100
VIN = 6V
90
80
VIN = 12V
VIN = 16V
70
60
50
40
0.1
VOUT1 = 3.3V
fSW = 600kHz
1
10
LOAD CURRENT (A)
CONVERTER 2 EFFICIENCY
vs. LOAD CURRENT
100
90 VIN = 6V
80
70
VIN = 12V
60
50
VIN = 16V
40
30
20
10
0
0.1
VOUT2 = 2.5V
fSW = 600kHz
1
10
LOAD CURRENT (A)
100
90
80
70
60
50
40
30
20
10
0
0.1
CONVERTER 3 EFFICIENCY
vs. LOAD CURRENT
VIN = 6V
VIN = 16V
VIN = 12V
VOUT3 = 1.2V
fSW = 600kHz
1
10
LOAD CURRENT (mA)
CONVERTER 1 LOAD REGULATION
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
VOUT1 = 3.3V
500 1000 1500 2000 2500 3000
LOAD CURRENT (mA)
CONVERTER 2 LOAD REGULATION
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
VOUT2 = 2.5V
1000 2000 3000 4000 5000 6000
LOAD CURRENT (mA)
CONVERTER 3 LOAD REGULATION
1.00
0.75
0.50
0.25
0
-0.25
-0.50
-0.75
-1.00
0
VOUT3 = 1.2V
2000 4000 6000 8000 10,000
LOAD CURRENT (mA)
INTERNAL VOLTAGE REGULATION (REG)
5.00
4.99
4.98
4.97
4.96
4.95
4.94
4.93
4.92
4.91
4.90
0
VIN = 12V
CREG = 2.2µF
20
40
60
80 100
IREG (mA)
CONVERTER_ SWITCHING FREQUENCY
vs. RRT
10,000
1000
100
0
0 100 200 300 400 500 600
RRT (kΩ)
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