PAM2303 Datasheet, PDF (6/13 Pages) Power Analog Micoelectronics – 3A Low Noise Step-Down DC-DC Converter

PAM2303
3A Low Noise Step-Down DC-DC Converter
Typical Performance Characteristics
T_A =25°C, C_IN =33uF,Co=22μF unless otherwise noted.
Output Voltage vs Output Current (Vo=1.2V)
1.2
1 .195
1.19
1 .185
1.18
1 .175
1.17
1 .165
1.16
0
3.3V
4.2V
5V
5 00 1000 1500 2000 2 500 3000
Output Current (mA)
Output Voltage vs Output Current (Vo=1.8V)
1.82
1.81
1.8
1.79
1.78
1.77
1.76
0
3.3V
4.2V
5V
500 1000 1500 2000 2500 3000
Output Current (mA)
Output Voltage vs Output Current (Vo=3.3V)
3.29
0.1%
-0.1%
-0.3%
-0.5%
-0.7%
-0.9%
-1.1%
-1.4%
-1.6%
-1.8%
-2.0%
1
Load Regulation (Vo=1.2V)
3.3V
4.2V
5V
10
100
1000
Output Current (mA)
0.0%
-0.2%
-0.4%
-0.6%
-0.8%
-1.0%
-1.2%
-1.4%
-1.6%
-1.8%
-2.0%
1
Load Regulation (Vo=1.8V)
3.3V
4.2V
5V
10
100
1000
Output Current (mA)
0.1%
Load Regulation (Vo=3.3V)
3.285
3.28
3.275
3.27
3.265
3.26
0
4.2V
5V
5.5V
500 1000 1500 2000 2500 3000
Output Current (mA)
-0.2%
-0.4%
-0.6%
-0.8%
-1.0%
1
4.2V
5V
5.5V
10
100
1000
Output Current (mA)
10000
10000
10000
Power Analog Microelectronics, Inc
www.poweranalog.com
6
11/2011 Rev1.2