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LTM4643 Datasheet(PDF) 17 Page - Analog Devices

Part # LTM4643
Description  20VIN, Dual 5A or Single 10A Step-Down DC/DC 關Module Regulator
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4643 Datasheet(HTML) 17 Page - Analog Devices

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LTM4705
17
Rev. 0
For more information www.analog.com
AMBIENT TEMPERATURE (˚C)
40
12
10
6
8
4
2
0
80
90
4705 F19
50
60
70
100 110 120
0LFM
200LFM
AMBIENT TEMPERATURE (˚C)
40
12
10
6
8
4
2
0
80
90
4705 F21
50
60
70
100 110 120
0LFM
200LFM
AMBIENT TEMPERATURE (˚C)
40
12
10
6
8
4
2
0
80
90
4705 F18
50
60
70
100 110 120
0LFM
200LFM
AMBIENT TEMPERATURE (˚C)
40
12
10
6
8
4
2
0
80
90
4705 F20
50
60
70
100 110 120
0LFM
200LFM
AMBIENT TEMPERATURE (˚C)
40
12
10
6
8
4
2
0
80
90
4705 F17
50
60
70
100 110 120
0LFM
200LFM
APPLICATIONS INFORMATION
Figure 17. 5V to 2.5V Derating
Curve, No Heat Sink
Figure 18. 12V to 2.5V Derating
Curve, No Heat Sink
Figure 19. 5V to 3.3V Derating
Curve, No Heat Sink
Figure 20. 12V to 3.3V Derating
Curve, No Heat Sink
Figure 21. 12V to 5V Derating
Curve, No Heat Sink
Table 3. 1V Output
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIR FLOW (LFM)
HEAT SINK
θJA(°C/W)
Figure 13, Figure 14
5, 12
Figure 8
0
None
17
Figure 13, Figure 14
5, 12
Figure 8
200
None
14
Table 4. 1.5V Output
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIR FLOW (LFM)
HEAT SINK
θJA(°C/W)
Figure 15, Figure 16
5, 12
Figure 9
0
None
17
Figure 15, Figure 16
5, 12
Figure 9
200
None
14



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