PAM2308 Datasheet, PDF (8/15 Pages) Power Analog Micoelectronics – Dual High-Efficiency PWM Step-Down DC-DC Coverter

PAM2308
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Typical Performance Characteristics
T_A=25 °C, C_IN=10μF, C_O=10μF,L=4.7μH, unless otherwise noted.
0.602
0.600
0.598
Reference Voltage VS Input Voltage
Vin=3.6V
1.218
1.213
Output Voltage VS Input Voltage
0.596
1.208
0.594
0.592
1.203
0.590
0.588
0.586
0.584
2
I=100mA
I=600mA
I=800mA
3
4
5
Input Voltage(V)
1.198
1.193
Io=1mA
Io=500mA
Io=1A
1.188
6
2.5
3
3.5
4
4.5
5
5.5
Input Voltage(V)
0.620
Reference Voltage VS Temperature
1.194
Output Voltage VS Temperature
0.615
1.193
0.610
1.192
0.605
0.600
0.595
0.590
0
50
100
Tem perature(°C)
1.191
1.19
1.189
Vo=1.2V
Vin=3.6V
Io=100mA
1.188
150
20
40
60
80
100
120
140
Temperature(°C)
0.603
Reference Voltage VS Load Current
0.600
0.598
0.595
0.593
0.590
0.588
0.585
0.583
0.580
0
Vin=2.7V
Vin=3.6V
Vin=4.2V
200
400
600
800
1000
Load Current(mA)
Power Analog Microelectronics,Inc
1.218
1.213
Output Voltage VS Load Current
Vo=1.2V
1.208
1.203
1.198
1.193
1.188
0
Vin=2.7V
Vin=3.6V
Vin=4.2V
Vin=5V
100 200 300 400 500 600 700 800 900 1000
Load Current(mA)
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8
07/2008 Rev 1.0