PAM2305
1A Step-Down DC-DC Converters
Typical Performance Characteristics
TA=25°C, CIN=10μF, CO=10uF,L=4.7μH, unless otherwise noted.
Output Voltage VS Load Current
Reference Voltage VS Input Voltage
1.215
1.210
1.205
1.200
1.195
1.190
1.185
1.180
1.175
0.602
0.600
0.598
0.596
0.594
0.592
0.590
0.588
0.586
0.584
Vin=3.6V
I=100mA
Vo=1.2V
Vin=3.6V
I=600mA
I=800mA
2
3
4
5
6
0
200
400
600
800
Input Voltage(V)
Load Current(mA)
Output Voltage VS Temperature
Reference Voltage VS Temperature
0.620
0.615
0.610
0.605
0.600
0.595
0.590
1.194
1.193
1.192
1.191
1.19
Vo=1.2V
Vin=3.6V
1.189
1.188
Io=100mA
20
40
60
80
100
120
140
0
50
100
150
Temperature(°C)
Temperature(°C)
Output Voltage VS Output Current
Vo=1.2V
Reference Voltage VS Load Current
1.205
1.203
1.201
1.199
1.197
1.195
1.193
1.191
1.189
0.604
0.6
0.596
0.592
0.588
0.584
0.58
2.5V
3.6V
4.2V
5V
Vin=2.7V
Vin=3.6V
Vin=4.2V
0
200
400
600
800
10
110 210 310 410 510 610 710 810
Output Current(mA)
Load Current(mA)
Power Analog Microelectronics,Inc
www.poweranalog.com
09/2008 Rev 1.2
7
PAM [ POWER ANALOG MICOELECTRONICS ]
