DC1400A Linear Technology, DC1400A Datasheet - Page 19

• Manufacturer Part Number: DC1400A
• Description: BOARD EVAL LTM4608
• Manufacturer: Linear Technology
• Series: LTM®r

Specifications of DC1400A

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V
• Current - Output: 8A
• Voltage - Input: 2.5 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 1.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM4608
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -

Table 4. 1.5V Output
Table 5. 3.3V Output
APPLICATIONS INFORMATION
DERATING CURVE
DERATING CURVE
Figures 10, 12
Figures 10, 12
Figures 10, 12
Figures 9, 11
Figures 9, 11
Figures 9, 11
Figure 15
Figure 15
Figure 15
Figure 16
Figure 16
Figure 16
Figure 15. No Heat Sink with 5V
9
8
7
6
5
4
3
2
1
0
40
50
AMBIENT TEMPERATURE (°C)
400LFM
200LFM
0LFM
60
70
V
V
3.3, 5
3.3, 5
3.3, 5
3.3, 5
3.3, 5
3.3, 5
80
IN
IN
5
5
5
5
5
5
(V)
(V)
90
100
IN
110
to 3.3V
4608A F15
POWER LOSS CURVE
POWER LOSS CURVE
120
Figures 7, 8
Figures 7, 8
Figures 7, 8
Figures 7, 8
Figures 7, 8
Figures 7, 8
OUT
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
AIR FLOW (LFM)
AIR FLOW (LFM)
200
400
200
400
200
400
200
400
0
0
0
0
Figure 16. BGA Heat Sink with 5V
9
8
7
6
5
4
3
2
1
0
40
50
AMBIENT TEMPERATURE (°C)
400LFM
200LFM
0LFM
60
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
BGA Heat Sink
HEAT SINK
HEAT SINK
70
None
None
None
None
None
None
80
90
100
LTM4608A
IN
110
4608A F16
to 3.3V
120
θ
θ
JA
JA
OUT
23.5
23.5
(°C/W)
25
21
20
22
22
(°C/W)
25
21
20
22
22
19
4608afc