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LTM4633_15 Datasheet, PDF (24/32 Pages) Linear Technology – Triple 10A Step-Down DC/DC Module Regulator
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LTM4633
Applications Information
Table 2. 1.0V Output
DERATING CURVE
Figures 10
Figures 10
Figures 10
Figures 11
Figures 11
Figures 11
VIN (V)
12
12
12
12
12
12
POWER LOSS CURVE
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
AIR FLOW (LFM)
0
200
400
0
200
400
HEAT SINK
None
None
None
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
Table 3. 1.8V Output
DERATING CURVE
Figures 12
Figures 12
Figures 12
Figures 13
Figures 13
Figures 13
VIN (V)
12
12
12
12
12
12
POWER LOSS CURVE
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
Figure 7 to 9
AIR FLOW (LFM)
0
200
400
0
200
400
HEAT SINK
None
None
None
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
Table 4. 5V Output, 1.8V Output at 20A on Ch1 and Ch2
DERATING CURVE
VIN (V)
POWER LOSS CURVE
Figures 14
12
Figure 7 to 9
Figures 14
12
Figure 7 to 9
Figures 14
12
Figure 7 to 9
Figures 15
12
Figure 7 to 9
Figures 15
12
Figure 7 to 9
Figures 15
12
Figure 7 to 9
AIR FLOW (LFM)
0
200
400
0
200
400
HEAT SINK
None
None
None
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
Heat Sink Manufacturer Part Number Website
Aavid Thermalloy
375424B00034G
Cool Innovations
4-050503P to 4-050508P
www.aavid.com
www.coolinnovations.com
θJA (°C/W)
7.5
6
5
6
4.75
4.0
θJA (°C/W)
7.5
6
5
6
4.75
4.0
θJA (°C/W)
7.5
6
5
6
4.75
4.0
4633f
24
For more information www.linear.com/LTM4633
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