LTM4605
APPLICATIONS INFORMATION
Power loss includes all external components
9
8
8
7
20V IN TO 12V OUT
7
6
5V IN TO 16V OUT
6
5
5
4
4
3
3
2
1
0
5V IN TO 12V OUT
2
1
0
0
1
2
3
4
5
0
2
4 6 8
10
12
5
4
3
2
OUTPUT CURRENT (A)
Figure 5. 5V IN Power Loss
4605 F05
5
4
3
2
OUTPUT CURRENT (A)
4605 F06
Figure 6. 20V IN Power Loss
1
0
25
35
5V IN TO 12V OUT WITH 0LFM
5V IN TO 12V OUT WITH 200LFM
5V IN TO 12V OUT WITH 400LFM
45 55 65 75 85 95 105 115
1
0
25
5V IN TO 12V OUT WITH 0LFM
5V IN TO 12V OUT WITH 200LFM
5V IN TO 12V OUT WITH 400LFM
45 65 85 105
125
AMBIENT TEMPERATURE (°C)
4605 F07
Figure 7. 5V IN to 12V OUT without Heat Sink
4.0
3.5
3.0
2.5
2.0
1.5
1.0
AMBIENT TEMPERATURE (°C)
4605 F08
Figure 8. 5V IN to 12V OUT with Heat Sink
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
5V IN TO 16V OUT WITH 0LFM
5V IN TO 16V OUT WITH 200LFM
5V IN TO 16V OUT WITH 400LFM
0.5
0
5V IN TO 16V OUT WITH 0LFM
5V IN TO 16V OUT WITH 200LFM
5V IN TO 16V OUT WITH 400LFM
25
35
45 55 65 75 85 95
105
25
35
45 55 65 75 85 95
105
AMBIENT TEMPERATURE (°C)
4605 F09
Figure 9. 5V IN to 16V OUT without Heat Sink
AMBIENT TEMPERATURE (°C)
4605 F10
Figure 10. 5V IN to 16V OUT with Heat Sink
4605fc
17
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