PAM3101
300mA High PSRR Low Dropout CMOS Linear Regulator
Typical Performance Characteristics
TA=25°C, VEN=VIN, CIN=1μF, CO=2.2μF, CBYP=10nF, unless otherwise noted.
2. Output Voltage vs Output Current
1. Output Voltage vs Input Voltage
VO = 1.8V
VO = 1.8V
1.85
1.8
1.82
1.8
VIN=3V
1.75
1.7
1.78
1.76
1.74
1.72
1.7
IO=1mA
IO=150mA
VIN=5V
VIN=4V
1.65
1.6
IO=300mA
1.55
2
2.5
3
3.5
4
4.5
5
5.5
0
0
0
50
50
50
100
150
200
250
300
300
300
Input Voltage (V)
Output Current (mA)
VO = 2.5V
VO = 2.5V
2.55
2.5
2.52
2.5
VIN=4V
2.45
2.4
2.48
2.46
2.44
2.42
2.4
IO=1mA
VIN=5V
VIN=3V
2.35
2.3
IO=150mA
IO=300mA
2.25
2.2
2
2.5
3
3.5
4
4.5
5
5.5
100
150
200
250
Input Voltage (V)
Output Current (mA)
VO = 3.3V
VO = 3.3V
3.35
3.3
3.32
3.3
VIN=4V
3.25
3.2
3.28
3.26
3.24
3.22
3.2
IO=1mA
VIN=5V
3.15
3.1
IO=150mA
3.05
3
IO=300mA
100
150
200
250
3
3.5
4
4.5
5
5.5
Output Current (mA)
Input Voltage (V)
Power Analog Microelectronics,Inc
www.poweranalog.com
09/2008 Rev 1.4
6
PAM [ POWER ANALOG MICOELECTRONICS ]
