PAM2301
800mA Step-Down DC-DC Converters
Typical Performance Characteristics
TA=25OC, CIN=10μF, CO=10μF,L=4.7μH, unless otherwise noted.
Dynamic Supply Current VS Input Voltage
Dynamic Supply Current VS Temperature
60
50
40
30
20
10
0
50
45
40
35
30
25
20
15
10
5
Vo=1.2V
ILoad=0A
Vo=1.2V
Vin=3.6V
ILoad=0A
0
40
60
80
100
120
140
2.5
3
3.5
4
4.5
5
5.5
Temperature(℃）
Input Voltage(V)
Rdson VS Temperature
Vin=3.6V
Rdson VS Input Voltage
0.6
0.4
Vin=3.6V
0.5
0.4
0.3
0.2
0.1
0
0.35
0.3
0.25
0.2
Vin=4.2V
Vin=3.6V
Vin=2.7V
0.15
0.1
20
70
Temperature(℃)
120
2
3
4
5
6
Input Voltage
Oscillator Frequency VS Temperature
Vin=3.6V
Oscillator Frequency VS Supply Voltage
Vin=3.6V
1.58
1.56
1.54
1.52
1.50
1.8
1.7
1.6
1.5
1.4
1.3
1.2
20
40
60
80
100
120
140
2
3
4
5
6
7
Temperature(℃）
Supply Voltage(V)
Power Analog Microelectronics,Inc
www.poweranalog.com
09/2008 Rev 1.3
8
PAM [ POWER ANALOG MICOELECTRONICS ]
