PAM2303
3A Low Noise Step-Down DC-DC Converter
Typical Performance Characteristics
TA =25°C, CIN =33uF,Co=22μF unless otherwise noted.
Output Voltage vs Output Current (Vo=1.2V)
1.2
Load Regulation (Vo=1.2V)
0.1%
-0.1%
-0.3%
1.195
1.19
-0.5%
-0.7%
-0.9%
1.185
1.18
-1.1%
-1.4%
-1.6%
-1.8%
-2.0%
1.175
3.3V
3.3V
4.2V
5V
1.17
4.2V
1.165
5V
1.16
1
10
100
1000
10000
0
500
1000
Output Current (mA)
1500
2000
2500
3000
Output Current (mA)
Output Voltage vs Output Current (Vo=1.8V)
Load Regulation (Vo=1.8V)
0.0%
-0.2%
-0.4%
-0.6%
-0.8%
-1.0%
-1.2%
-1.4%
-1.6%
-1.8%
-2.0%
1.82
1.81
1.8
1.79
1.78
1.77
1.76
3.3V
4.2V
5V
3.3V
4.2V
5V
0
500
1000 1500 2000 2500 3000
Output Current (mA)
1
10
100
1000
10000
Output Current (mA)
Output Voltage vs Output Current (Vo=3.3V)
Load Regulation (Vo=3.3V)
0.1%
-0.2%
-0.4%
-0.6%
-0.8%
-1.0%
3.29
3.285
3.28
3.275
3.27
4.2V
5V
5.5V
4.2V
5V
5.5V
3.265
3.26
1
10
100
1000
10000
0
500
1000
1500
2000
2500
3000
Output Current (mA)
Output Current (mA)
Power Analog Microelectronics, Inc
www.poweranalog.com
11/2011 Rev1.2
6
PAM [ POWER ANALOG MICOELECTRONICS ]
