3-Pin Synchronous Step-Up DC/DC Converter
Typical Performance Characteristics
(continued)
C
IN
=22 μ F,C
O
=47 μ F,T
A
=25°C, unless otherwise noted.
Vo=3.8V
4
3.5
PAM2400
1.Output voltage vs Output current
3.9
3.86
4. Output Voltage vs Temperature
Output voltage(V)
2.5
2
1.5
1
0.5
0
0
30
60
90
Output current(mA)
Vin=0.9V
Vin=1.2V
Vin=1.5V
Vin=1.8V
Vin=2V
Output voltage(V)
3
3.82
3.78
3.74
3.7
120
0
30
60
90
120
150
Temperature(℃)
2.Efficiency vs Output Current
90%
80%
18
16
14
12
10
8
6
4
2
0
5. I
DD1
vs Temperature
60%
Vin=0.9V
50%
40%
30%
Vin=1.2V
Vin=1.5V
Vin=1.8
Vin=2V
IDD1(uA)
Efficiency
70%
0
30
60
Output current(mA)
90
120
0
30
60
90
120
150
Temperature(℃)
1.4
1.2
3.Start up Voltage and Hold on voltage vs
Output Current
Input voltage(V)
1
0.8
0.6
0.4
0.2
0
0
5
10
15
20
25
Output current(mA)
Start up
Hold on
Power Analog Microelectronics
,
Inc
www.poweranalog.com
12/2007 Rev 1.0
9
PAM [ POWER ANALOG MICOELECTRONICS ]
