Datasheet

LTM4603/LTM4603-1
16
4603fb
AMBIENT TEMPERATURE (°C)
70
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
75 80 85 90
4603 F11
95
12V
IN
, 1.5V
OUT
, 0LFM
12V
IN
, 1.5V
OUT
, 200LFM
12V
IN
, 1.5V
OUT
, 400LFM
Figure 10. BGA Heat Sink 5V
IN
Figure 11. No Heat Sink 12V
IN
Figure 12. BGA Heat Sink 12V
IN
Figure 13. 12V
IN
, 3.3V
OUT
No Heat Sink
Figure 14. 12V
IN
, 3.3V
OUT
BGA Heat Sink
AMBIENT TEMPERATURE (°C)
75
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
80 85 90 95
4603 F10
5V
IN
, 1.5V
OUT
, 0LFM
5V
IN
, 1.5V
OUT
, 200LFM
5V
IN
, 1.5V
OUT
, 400LFM
AMBIENT TEMPERATURE (°C)
70
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
75 80 85 90
4603 F12
95
12V
IN
, 1.5V
OUT
, 0LFM
12V
IN
, 1.5V
OUT
, 200LFM
12V
IN
, 1.5V
OUT
, 400LFM
AMBIENT TEMPERATURE (°C)
70
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
75 80 85 90
4603 F13
95
12V
IN
, 3.3V
OUT
, 0LFM
12V
IN
, 3.3V
OUT
, 200LFM
12V
IN
, 3.3V
OUT
, 400LFM
AMBIENT TEMPERATURE (°C)
70
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
75 80 85 90
4603 F14
95
12V
IN
, 3.3V
OUT
, 0LFM
12V
IN
, 3.3V
OUT
, 200LFM
12V
IN
, 3.3V
OUT
, 400LFM
applications inForMation
Figure 7. 1.5V Power Loss
Figure 8. 3.3V Power Loss
Figure 9. No Heat Sink 5V
IN
AMBIENT TEMPERATURE (°C)
75
0
MAXIMUM LOAD CURRENT (A)
1
2
3
4
5
6
80 85 90 95
4603 F09
5V
IN
, 1.5V
OUT
, 0LFM
5V
IN
, 1.5V
OUT
, 200LFM
5V
IN
, 1.5V
OUT
, 400LFM
LOAD CURRENT (A)
0
2.0
2.5
3.5
3 5
4603 F07
1.5
1.0
1 2
4 6 7
0.5
0
3.0
POWER LOSS (W)
20V
IN
12V
IN
5V
IN
LOAD CURRENT (A)
0
2.0
2.5
3.5
3 5
4603 F08
1.5
1.0
1 2
4 6 7
0.5
0
3.0
POWER LOSS (W)
20V
IN
12V
IN