AS1339
Datasheet - Ty p i c a l O p e r a t i o n C h a r a c t e r i s t i c s
Figure 15. DC-DC Load Regulation, V OUT vs. I OUT ;
V OUT = 1.8V
1.83
1.82
1.81
1.80
1.79
Figure 16. DC-DC Load Regulation, V OUT vs. I OUT ;
V OUT = 2.2V
2.23
2.22
2.21
2.20
2.19
1.78
Vin = 2.7V
Vin = 3.3V
Vin = 3.9V
Vin = 3.0V
Vin = 3.6V
2.18
Vin = 2.7V
Vin = 3.3V
Vin = 3.9V
Vin = 3.0V
Vin = 3.6V
1.77
2.17
1
10 100
Output Current (mA)
1000
1
10 100
Output Current (mA)
1000
Figure 17. DC-DC Efficiency vs V IN ; V OUT = 3.8V
100
95
Figure 18. DC-DC Efficiency vs V IN ; V OUT = 3.4V
100
95
Bypass
PWM
Bypass
PWM
90
85
Mode
Iout = 300mA
Iout = 400mA
Iout = 500mA
Iout = 600mA
Mode
90
85
Mode
Mode
Iout = 300mA
Iout = 400mA
Iout = 500mA
Iout = 600mA
80
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
Input Voltage (V)
Figure 19. DC-DC Efficiency vs V IN ; V OUT = 2.0V
100
90
80
80
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
Input Voltage (V)
Figure 20. DC-DC Efficiency vs V IN ; V OUT = 1.5V
100
90
80
70
Iout = 300mA
Iout = 400mA
Iout = 500mA
Iout = 600mA
70
Iout = 300mA
Iout = 400mA
Iout = 500mA
Iout = 600mA
60
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
Input Voltage (V)
60
2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5
Input Voltage (V)
Revision 1.05
10 - 25
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