AS1339 datasheet(11/25 Pages) AMSCO

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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 21. DC-DC Efficiency vs Input Voltage;

VOUT = 1.0V

Figure 22. DC-DC Line Regulation, VOUT vs. VIN;

VOUT = 3.8V

100

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

2.5

3.5

4.5

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

PWM

Mode

Bypass

Mode

Figure 23. DC-DC Line Regulation, VOUT vs. VIN;

VOUT = 3.4V

Figure 24. DC-DC Line Regulation, VOUT vs. VIN;

VOUT = 2.0V

2.5

3.5

4.5

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

PWM

Mode

Bypass

Mode

1.97

1.98

1.99

2.00

2.01

2.02

2.03

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

Figure 25. DC-DC Line Regulation, VOUT vs. VIN;

VOUT = 1.5V

Figure 26. DC-DC Line Regulation, VOUT vs. VIN;

VOUT = 1.0V

1.47

1.48

1.49

1.50

1.51

1.52

1.53

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

0.97

0.98

0.99

1.01

1.02

1.03

2.7 3.05 3.4 3.75 4.1 4.45 4.8 5.15 5.5

Input Voltage (V)

Iout = 300mA

Iout = 400mA

Iout = 500mA

Iout = 600mA

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