MAX77179 Просмотр технического описания (PDF) - Maxim Integrated
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производитель
MAX77179
Maxim Integrated
MAX77179 Datasheet PDF : 17 Pages
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MAX77178 / MAX77179
High-Bandwidth LTE/WCDMA PA Power Management ICs
in a 1.75mm x 1.4mm, 0.4mm Pitch WLP
Typical Operating Characteristics (continued)
(Typical Operating Circuits, VIN = 3.7V, IOUT = 0.47μH, COUT = 4.7μF, TA = +25°C, unless otherwise noted.)
EFFICIENCY vs. OUTPUT VOLTAGE
100
90
MODE_SEL = GND
80
MODE_SEL = HIGH
70
60
50
VIN = 3.7V
ROUT = 5I
40
0.2 0.6 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8
OUTPUT VOLTAGE (V)
EFFICIENCY vs. OUTPUT VOLTAGE
100
MODE_SEL = GND
90
80
MODE_SEL = HIGH
70
60
50
VIN = 3.7V
ROUT = 10I
40
0.2 0.6 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8
OUTPUT VOLTAGE (V)
EFFICIENCY vs. OUTPUT VOLTAGE
100
MODE_SEL = GND
90
80
MODE_SEL = HIGH
70
60
50
VIN = 3.7V
ROUT = 20I
40
0.2 0.6 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8
OUTPUT VOLTAGE (V)
FREQUENCY vs. REFERENCE VOLTAGE
10
9
8
7
6
5
4
3
2
1
VIN = 3.7V, ROUT = 5I
0
0
0.3 0.6 0.9 1.2 1.5
REFERENCE VOLTAGE (V)
FREQUENCY vs. REFERENCE VOLTAGE
10
9
8
7
6
5
4
3
2
1
VIN = 3.7V, ROUT = 10I
0
0
0.3 0.6 0.9 1.2 1.5
REFERENCE VOLTAGE (V)
FREQUENCY vs. REFERENCE VOLTAGE
10
9
8
7
6
5
4
3
2
1
VIN = 3.7V, ROUT = 20I
0
0
0.3 0.6 0.9 1.2 1.5
REFERENCE VOLTAGE (V)
NO LOAD SUPPLY CURRENT
vs. SUPPLY VOLTAGE
12
VIN = 3.7V
10
VOUT = 2.5V
8
VOUT = 3.2V
6
VOUT = 1.8V
4
2
VOUT = 0.6V
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
LOAD REGULATION ERROR
vs. LOAD CURRENT
40
ERROR = VOUT - 2.5 x VREF
20
VREF = 0.32V/0.48V/0.72V
VREF = 0.16V
0
VREF = 0.96V
VREF = 1.12V
-20
-40
-60
-80
0
VREF = 1.28V
200 400 600 800 1000
LOAD CURRENT (mA)
Maxim Integrated
7
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