LTM8031
TYPICAL PERFORMANCE CHARACTERISTICS T A = 25°C, unless otherwise noted.
100
3.3V OUT Efficiency
100
5V OUT Efficiency
100
8V OUT Efficiency
90
80
70
60
90
80
70
60
90
80
70
60
50
40
0
200
400 600 800
5V IN
12V IN
24V IN
36V IN
1000
50
40
0
200
400 600 800
12V IN
24V IN
36V IN
1000
50
40
0
200
400 600 800
12V IN
24V IN
36V IN
1000
OUTPUT CURRENT (mA)
8031 G01
Input Current vs Output Current,
3.3V OUT
OUTPUT CURRENT (mA)
8031 G02
Input Current vs Output Current,
5V OUT
OUTPUT CURRENT (mA)
8031 G03
Input Current vs Output Current,
8V OUT
800
700
600
5V IN
12V IN
24V IN
36V IN
500
450
400
350
12V IN
24V IN
36V IN
800
700
600
12V IN
24V IN
36V IN
500
400
300
200
100
300
250
200
150
100
50
500
400
300
200
100
0
0
200
400
600
800
1000
0
0
200
400
600
800
1000
0
0
200
400
600
800
1000
5.0
4.8
OUTPUT CURRENT (mA)
8031 G04
Minimum V IN vs Output Current
2.5V V OUT
6.1
OUTPUT CURRENT (mA)
8031 G05
Minimum V IN vs Output Current
3.3V V OUT
7.6
7.1
OUTPUT CURRENT (mA)
8031 G06
Minimum V IN vs Output Current
5V V OUT
4.6
4.4
RUN/SS = V IN OR TOGGLED
5.6
5.1
RUN/SS = V IN
6.6
6.1
RUN/SS = V IN
4.2
5.6
RUNNING OR RUN/SS TOGGLED
4.0
4.6
RUN/SS TOGGLED
5.1
3.8
3.6
RUNNING
4.1
RUNNING
4.6
4.1
3.4
0
200
400
600
800
1000
3.6
0
200
400
600
800
1000
3.6
0
200
400
600
800
1000
OUTPUT CURRENT (mA)
8031 G07
OUTPUT CURRENT (mA)
8031 G08
OUTPUT CURRENT (mA)
8031 G09
8031fb
4
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