LTM8023
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C unless otherwise noted
100
90
Efficiency (8V OUT )
V OUT = 8V
90
85
Efficiency (5V OUT )
V OUT = 5V
90
85
Efficiency (3.3V OUT )
V OUT = 3.3V
80
70
60
50
80
75
70
65
80
75
70
65
40
30
20
12V IN
24V IN
36V IN
60
55
50
12V IN
24V IN
36V IN
60
55
50
5V IN
12V IN
24V IN
36V IN
0.01
0.1
1
0.01
0.1
1
0.01
0.1
1
OUTPUT CURRENT (A)
8023 G01
OUTPUT CURRENT (A)
8023 G02
OUTPUT CURRENT (A)
8023 G03
20
18
16
Minimum Required Input Voltage
vs Output Voltage
I OUT = 2A
V OUT
2V/DIV
36V IN Start-Up Waveforms
(5V OUT )
V OUT
2V/DIV
36V IN Start-Up Waveforms
(3.3V OUT )
14
12
10
8
6
OPERATING FREQUENCY
AS RECOMMENDED
IN TABLE 1
I IN
0.2A/DIV
RUN/SS
5V/DIV
V IN = 36V
I OUT = 2A
V BIAS = 3V
50μs/DIV
8023 G05
I IN
0.2A/DIV
RUN/SS
5V/DIV
V IN = 36V
I OUT = 2A
V BIAS = 3V
50μs/DIV
8023 G06
4
2
0
2
4
6
8
10
OUTPUT VOLTAGE (V)
8023 G04
Input Current vs Output Current
Input Current vs Output Current
Input Current vs Output Current
1600
1400
1200
1000
800
600
400
200
0
0
V OUT = 8V
500
1000
1500
12V IN
24V IN
36V IN
2000
1200
1000
800
600
400
200
0
0
V OUT = 5V
12V IN
24V IN
36V IN
500
1000
1500
2000
2000
1800
1600
1400
1200
1000
800
600
400
200
0
0
V OUT = 3.3V
5V IN
12V IN
24V IN
36V IN
500
1000
1500
2000
OUTPUT CURRENT (mA)
8023 G07
OUTPUT CURRENT (mA)
8023 G08
OUTPUT CURRENT (mA)
8023 G09
8023fi
4
For more information www.linear.com/LTM8023
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