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LTM4643 Datasheet(PDF) 22 Page - Linear Technology

Part # LTM4643
Description  Ultrathin Quad 關Module Regulator with Configurable 3A Output Array
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTM4643 Datasheet(HTML) 22 Page - Linear Technology

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For more information www.linear.com/LTM4643
APPLICATIONS INFORMATION
Table 3. 1.0V Output
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIR FLOW (LFM)
HEAT SINK
ΘJA (°C/W)
Figures 14,15
5, 12
Figure 8
0
None
14.5
Figures 14, 15
5, 12
Figure 8
200
None
12
Figures 14, 15
5, 12
Figure 8
400
None
11
Figures 16, 17
5, 12
Figure 8
0
BGA Heat Sink
13.5
Figures 16, 17
5, 12
Figure 8
200
BGA Heat Sink
10
Figures 16, 17
5, 12
Figure 8
400
BGA Heat Sink
9
Table 4. 1.5V Output
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIR FLOW (LFM)
HEAT SINK
ΘJA (°C/W)
Figures 18, 19
5, 12
Figure 10
0
None
14.5
Figures 18, 19
5, 12
Figure 10
200
None
12
Figures 18, 19
5, 12
Figure 10
400
None
11
Figures 20, 21
5, 12
Figure 10
0
BGA Heat Sink
13.5
Figures 20, 21
5, 12
Figure 10
200
BGA Heat Sink
10
Figures 20, 21
5, 12
Figure 10
400
BGA Heat Sink
9
Table 5. 3.3V Output
DERATING CURVE
VIN (V)
POWER LOSS CURVE
AIR FLOW (LFM)
HEAT SINK
ΘJA (°C/W)
Figures 22, 23
5, 12
Figure 13
0
None
14.5
Figures 22, 23
5, 12
Figure 13
200
None
12
Figures 22, 23
5, 12
Figure 13
400
None
11
Figures 24, 25
5, 12
Figure 13
0
BGA Heat Sink
13.5
Figures 24, 25
5, 12
Figure 13
200
BGA Heat Sink
10
Figures 24, 25
5, 12
Figure 13
400
BGA Heat Sink
9



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