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LTM4646 数据表(PDF) 21 Page - Analog Devices

部件名 LTM4646
功能描述  20VIN, 15A Step-Down DC/DC μModule Regulator
PDF  30 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

LTM4646 数据表(HTML) 21 Page - Analog Devices

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LTM4638
21
Rev. C
For more information www.analog.com
Figure 19. 5V to 3.3V Derating
Curve, No Heat Sink
Figure 11. PowerLossat1VOutput
Figure 12. Power Loss at 1.5V Output
Figure 13. Power Loss at 3.3V
Output
APPLICATIONS INFORMATION
Figure 17. 5V to 1.5V Derating
Curve, No Heat Sink
Figure 15. 5V to 1V Derating Curve,
No Heat Sink
Figure 16. 12V to 1V Derating
Curve, No Heat Sink
Figure 18. 12V to 1.5V Derating
Curve, No Heat Sink
LOAD CURRENT (A)
0
0
2.0
2.5
1.5
0.5
1.0
3.0
9
12
15
3
6
4638 F11
600kHz
VIN = 12V
VIN = 5V
LOAD CURRENT (A)
0
0
3.0
2.5
1.5
1.0
0.5
2.0
9
12
15
3
6
4638 F12
600kHz
VIN = 12V
VIN = 5V
LOAD CURRENT (A)
0
0
3.0
3.5
2.5
1.5
1.0
0.5
2.0
4.0
9
12
15
3
6
4638 F13
800kHz
1000kHz
VIN = 12V
VIN = 5V
AMBIENT TEMPERATURE (°C)
30
0
12
14
10
6
4
2
8
16
90
80
70
110
100
120
40
60
50
4638 F15
400LFM
200LFM
OLFM
AMBIENT TEMPERATURE (°C)
30
0
12
14
10
6
4
2
8
16
90
80
70
110
100
120
40
60
50
4638 F16
400LFM
200LFM
OLFM
AMBIENT TEMPERATURE (°C)
30
0
12
14
10
6
4
2
8
16
90
80
70
110
100
120
40
60
50
4638 F17
400LFM
200LFM
OLFM
AMBIENT TEMPERATURE (°C)
30
0
12
14
10
6
4
2
8
16
90
80
70
110
100
120
40
60
50
4638 F18
400LFM
200LFM
OLFM
AMBIENT TEMPERATURE (°C)
30
0
12
14
10
6
4
2
8
16
90
80
70
110
100
120
40
60
50
4638 F19
400LFM
200LFM
OLFM
LOAD CURRENT (A)
0
3.0
5.0
4.5
4.0
3.5
2.5
1.5
0.5
2.0
1.0
0
9
6
4638 F14
12
3
VIN = 12V, 2000kHz
Figure 14. Power Loss at 5V Output



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