MAX8717 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX8717
Maxim Integrated
MAX8717 Datasheet PDF : 30 Pages
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Interleaved High-Efficiency, Dual Power-Supply
Controllers for Notebook Computers
Typical Operating Characteristics
(Circuit of Figure 1, VIN = 12V, VDD = VCC = 5V, SKIP_ = GND, FSEL = REF, TA = +25°C, unless otherwise noted.)
3.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
SKIP
MODE
90
80
LOW-
NOISE
PWM
MODE
70
MODE
60
50
0.001
VIN = 6V
0.01
0.1
1
10
LOAD CURRENT (A)
3.3V OUTPUT VOLTAGE
vs. LOAD CURRENT
3.40
3.35
3.30
3.25
0
100
LOW-
NOISE
MODE
SKIP
MODE
PWM
MODE
VIN = 12V
1
2
3
4
5
LOAD CURRENT (A)
5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
90
SKIP
MODE
80
70
60
50
0.001
LOW-
NOISE
MODE
PWM
MODE
VIN = 20V
0.01
0.1
1
10
LOAD CURRENT (A)
3.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
90
SKIP
MODE
80
70
60
50
0.001
LOW-
NOISE
MODE
PWM
MODE
VIN = 12V
0.01
0.1
1
10
LOAD CURRENT (A)
5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
LOW-
NOISE
90 MODE
80
SKIP
MODE
PWM
MODE
70
60
50
0.001
5.15
VIN = 6V
0.01
0.1
1
10
LOAD CURRENT (A)
5V OUTPUT VOLTAGE
vs. LOAD CURRENT
5.10
LOW-
NOISE
MODE
5.05
SKIP
MODE
5.00
4.95
0
PWM
MODE
1
2
3
LOAD CURRENT (A)
VIN = 12V
4
5
3.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
90
SKIP
MODE
80
70
60
50
0.001
LOW-
NOISE
MODE
PWM
MODE
VIN = 20V
0.01
0.1
1
10
LOAD CURRENT (A)
5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
SKIP
90 MODE
80
LOW-
PWM
70
NOISE
MODE
MODE
60
50
0.001
VIN = 12V
0.01
0.1
1
10
LOAD CURRENT (A)
2.5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
100
VIN = 12V
L = 4.3µH
90
SKIP
MODE
80
70
PWM
MODE
60
LOW-NOISE
MODE
50
0.001
0.01
0.1
1
10
LOAD CURRENT (A)
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