1.5A Low Voltage-Low Dropout CMOS Regulator
Typical Performance Characteristics
T
A
=25°C,C
IN
=4.7uA,Co=2.2uF,unless otherwise noted.
1. Output Voltage vs Input Voltage
1
0.9
PAM3115
Vo
=
0
.
9V
1
0.9
Vo=0.9V
Output Voltage(V)
0.8
0.7
0.6
0.5
0.4
0.3
0.8
1.2
1.6
2
2.4
Io=1.5A
Io=500mA
Output Voltage(V)
Io=10mA
0.8
0.7
0.6
0.5
0.4
0.3
Io=10mA,T
A
=85
Io=10mA,T
A
=25℃
2.8
3.2
3.6
0.8
1.2
1.6
2
2.4
2.8
3.2
3.6
Input Voltage(V)
Input Voltage(V)
Vo=1.5V
1.7
1.5
Io=10mA
1.7
1.5
Vo=1.5V
Output Voltage(V)
1.3
1.1
0.9
0.7
0.5
0.3
0.8
1.2
1.6
2
2.4
2.8
3.2
3.6
Input Voltage(V)
Io=1.5A
Io=500mA
Output Voltage(V)
1.3
1.1
0.9
0.7
0.5
0.3
0.8
1.2
1.6
Io=10mA,T
A
=25
℃
Io=10mA,T
A
=85℃
2
2.4
2.8
3.2
3.6
Input Voltage(V)
3
2.5
Vo=2.5V
3
2.5
Vo=2.5V
Output Voltage(V)
Output Voltage(V)
Io=10mA
2
1.5
Io=500mA
1
0.5
0.8
1.2
1.6
2
2.4
2.8
3.2
3.6
Input Voltage(V)
Io=1.5A
2
1.5
1
0.5
0.8
1.2
1.6
2
Io=10mA,T
A
=25
℃
Io=10mA,T
A
=85℃
2.4
2.8
3.2
3.6
Input Voltage(V)
Power Analog Microelectronics
,
Inc
www.poweranalog.com
08/2007
5
PAM [ POWER ANALOG MICOELECTRONICS ]
