Thermal curves, 8v ), 8v~1.8v ) – Delta Electronics H48SR User Manual
Page 7: Figure 18: hot spot location (unit in mm)
DS_H48SR1R880_06272006
Figure 20:
Output current vs. ambient temperature and air
velocity (Vin=48V / 75V, V
out
=1.8V )
Figure 21:
Power dissipation vs. ambient temperature and air
velocity (Vin=48V / 75V, V
out
=0.8V~1.8V )
THERMAL CURVES
H48SR1R880(Standard) Output Current vs. Ambient Temperature and Air Velocity
@ Output Voltage 0.8V (Either Orientation)
0
8
16
24
32
40
48
56
64
72
80
88
0
10
20
30
40
50
60
70
80
90
100
11
Ambient Temperature (℃)
Output Current(A)
Natural
Convection
0
100LFM
200LFM
300LFM
400LFM
500LFM
600LFM
Figure 18:
Hot spot location (unit in mm)
Figure 19:
Output current vs. ambient temperature and air
velocity (Vin=48V / 75V, V
out
=0.8V )
H48SR1R880(Standard) Output Current vs. Ambient Temperature and Air Velocity
@ Output Voltage 1.8V (Either Orientation)
0
8
16
24
32
40
48
56
64
72
80
88
0
10
20
30
40
50
60
70
80
90
100
H48SR1R880(Standard) Power Dissipation vs. Ambient Temperature and Air Velocity
(Either Orientation)
0
3
6
9
12
15
18
21
24
0
10
20
30
40
50
60
70
80
90
100
110
Ambient Temperature (℃)
Power Dissipation (Watts)
Natural
Convection
100LFM
200LFM
300LFM
400LFM
500LFM
600LFM
Ambient Temperature (℃)
Output Current(A)
Natural
Convection
100LFM
200LFM
300LFM
400LFM
500LFM
600LFM
7