AME, Inc.
Low Power
DC/DC Boost Converter
AME5131
Efficiency vs Output Current
Efficiency vs Input Voltage
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
Io=5mA
VIN =5.0V
Io=10mA
VIN =3.6V
VIN =2.4V
100
1.8
0
1
10
2
2.5
3
3.5
4
4.5
5
5.5
6
Output Current (mA)
Input Voltage (V)
VOUT vs IOUT
VOUT vs VIN
19
20
19
18
17
16
18
17
IOUT=10mA
VIN =2.4V
16
15
14
13
12
11
10
0.1
1
10
100
1.8
2
2.5
3
3.5
4
4.5
5
5.5
6
IOUT (mA)
VIN (V)
Quiescent Current vs Input Voltage
Feedback Voltage vs Temperature
1.240
1.235
1.230
1.225
1.220
60
TA=85oC
50
40
30
20
10
TA=25oC
TA=-40oC
1.215
1.210
1.205
1.200
1.195
1.190
1.185
1.180
-40
-20
0
20
40
60
80
100
120
1.2
1.8
2.4
3
3.6
4.2
4.8
5.4
6
6.6
Temperature (oC)
Input Voltage (V)
7
AME [ ANALOG MICROELECTRONICS ]
