H48SV3R310 Datasheet, PDF (8/14 Pages) Delta Electronics, Inc. – Delphi Series H48SV, 150W Half Brick Family DC/DC Power Modules: 48V in, 3.3V/10A out

THERMAL CURVES: NO HEATSINK
Figure 16: Case temperature measurement location.
Pin locations are for reference only.
H48SV3R310(Standard) Output Current vs. Ambient Temperature and Air Velocity
Output Current(A)
11
@ Vin < 60V (Either Orientation, no Heat sink)
10
600LFM
9
8
500LFM
7
Natural
Convection
6
5
100LFM
400LFM
4
200LFM
3
2
300LFM
1
0
75
80
85
90
95
100
105
Ambient Temperature (℃)
Figure 17: Output current vs. ambient temperature and air velocity
(V_in<60V)
H48SV3R310(Standard) Output Current vs. Ambient Temperature and Air Velocity
Output Current(A)
11
@ Vin = 75V (Either Orientation, no Heat sink)
10
9
8
7
Natural
Convection
6
600LFM
500LFM
400LFM
5
100LFM
4
3
200LFM
2
300LFM
1
0
70
75
80
85
90
95
100
105
Ambient Temperature (℃)
H48SV3R310(Standard) Power Dissipation vs. Ambient Temperature and Air Velocity
Power Dissipation (Watts)
5.6
(Either Orientation, no Heat sink)
600LFM
4.8
4.0
Natural
3.2
Convection
2.4
100LFM
1.6
200LFM
0.8
300LFM
500LFM
400LFM
0.0
70
75
80
85
90
95
100
105
Ambient Temperature (℃)
Figure 18: Output current vs. ambient temperature and air
velocity (V_in=75V)
Figure 19: Power dissipation vs. ambient temperature and air
velocity
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