Delta Electronics S48SR - Manual (Page 3)

DS_S48SR12001_07052006
3
ELECTRICAL CHARACTERISTICS CURVES
60
65
70
75
80
85
90
0.25 0.5 0.75 1 1.25
E
F
F
ICI
E
N
CY
(
%
)
36Vin 48Vin 75Vin
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.25 0.5 0.75 1 1.25
OUTPUT CURRENT (A)
PO
W
E
R
D
ISSI
PA
T
IO
N
(
W
)
36Vin 48Vin 75Vin
Figure 1: Efficiency vs. load current for minimum, nominal,
and maximum input voltage at 25 ° C
Figure 2: Power dissipation vs. load current for minimum,
nominal, and maximum input voltage at 25 ° C
Figure 3: Typical input characteristics at room temperature Figure 4: Turn-on transient at full rated load current
(resistive load) (10 ms/div). Top Trace: Vin( 20V/div); Bottom
Trace Vout (5V/div).