PAM2320BECADJR datasheet(6/11 Pages) PAM

6 / 11 page

Power Analog Microelectronics Inc

www.poweranalog.com

PAM2320

3A Low Noise Step-Down DC-DC Converter

Output Voltage

Vo=1.8V

vs Output Current (

)

Output Voltage vs Output Current (Vo=1.2V)

Load Regulation (Vo=1.2V)

Load Regulation (Vo=1.8V)

Load Regulation (Vo=3.3V)

Typical Performance Characteristics

°C

T =25

, C =33uF,Co=22 F unless otherwise noted.

05/2011 Rev1.0

Output Voltage

Vo=3.3V

vs Output Current (

)

1.16

1 .165

1.17

1 .175

1.18

1 .185

1.19

1 .195

1.2

5 00

1000

1500

2000

2 500

3000

Output Current (mA)

3.3V

4.2V

-2.0%

-1.8%

-1.6%

-1.4%

-1.1%

-0.9%

-0.7%

-0.5%

-0.3%

-0.1%

0.1%

100

1000

10000

Output Current (mA)

3.3V

4.2V

1.76

1.77

1.78

1.79

1.8

1.81

1.82

500

1000

1500

2000

2500

3000

Output Current (mA)

3.3V

4.2V

-2.0%

-1.8%

-1.6%

-1.4%

-1.2%

-1.0%

-0.8%

-0.6%

-0.4%

-0.2%

0.0%

100

1000

10000

Output Current (mA)

3.3V

4.2V

3.26

3.265

3.27

3.275

3.28

3.285

3.29

500

1000

1500

2000

2500

3000

Output Current (mA)

4.2V

5.5V

-1.0%

-0.8%

-0.6%

-0.4%

-0.2%

0.1%

100

1000

10000

Output Current (mA)

4.2V

5.5V

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