E48SP3R360 Datasheet, PDF (10/15 Pages) Delta Electronics, Inc. – 48V in, 3.3V, 60A out

THERMAL CURVES
(WITHOUT HEAT SPREADER)
THERMAL CURVES
(WITH HEAT SPREADER)
Figure 20: Temperature measurement location
* The allowed maximum hot spot temperature is defined at 118
E48SP3R360(Standard) Output Current vs. Ambient Temperature and Air Velocity
Output Current (A)
@Vin = 48V (Transverse Orientation)
60
600LFM
55
50
Natural
45
Convection
40
100LFM
35
200LFM
30
300LFM
25
20
400LFM
15
10
500LFM
5
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature ( )
Figure 21: Output current vs. ambient temperature and air
velocity @Vin=48V(Transverse Orientation, without heat
spreader)
Figure 22: Temperature measurement location
* The allowed maximum hot spot temperature is defined at 106
E48SP3R360(Standard) Output Current vs. Ambient Temperature and Air Velocity
Output Current (A)
@Vin = 48V (Transverse Orientation,With Heatspreader)
60
55
50
Natural
Convection
45
100LFM
40
35
200LFM
30
300LFM
25
400LFM
20
15
500LFM
10
600LFM
5
0
25
30
35
40
45
50
55
60
65
70
75
80
85
Ambient Temperature ( )
Figure 23: Output current vs. ambient temperature and air velocity
@Vin=48V(Transverse Orientation, with heat spreader)
10
DS_E48SP3R360_08062010