Thermal Curves - Delta Electronics Delphi Series S48SS Datasheet

THERMAL CURVES:

Figure 12: Case temperature measurement location. Pin locations are
for reference only.
S48SS12001NR A Output Current vs. Ambient Temperature and Air Velocity @Vin = 75V
Output Current(A)
1.3
1.2
1.1
1.0
0.9
0.8
Natural
Convection
0.7
0.6
100LFM
0.5
0.4
0.3
0.2
0.1
0.0
70 75 80
Figure 14: Output current vs. ambient temperature and air velocity
(Vin=75V)
DS_s48SS12001_06082006
Top View
600LFM
200LFM
300LFM
85 90 95
Ambient Temperature (℃)
S48SS12001NR A Output Current vs. Ambient Temperature and Air Velocity @Vin < 60V
Output Current(A)
1.3
1.2
1.1
1.0
0.9
Natural
0.8
Convection
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
75 80
Figure 13: Output current vs. ambient temperature and air velocity (Vin
<60V)
S48SS12001NR A Power Dissipation vs. Ambient Temperature and Air Velocity
Power Dissipation (Watts)
3.2
3.0
2.8
2.6
500LFM
2.4
2.2
400LFM Convection
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
70 75
100
Figure 15: Power dissipation vs. ambient temperature and air
velocity.
100LFM
200LFM
300LFM
85 90 95
Natural
100LFM
200LFM
300LFM
80 85 90
600LFM
500LFM
400LFM
100 105
Ambient Temperature (℃)
600LFM
500LFM
400LFM
95 100 105
Ambient Temperature (℃)
6