
DFC15 Single-Output DC-DC Series Data Sheet
MCD10177 Rev. 1.0, 16-Jun-10
Page 4 of 4
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1.2
1.0
0.6
0.8
0.4
0.2
0.0
030
20
100% LOAD
50% LOAD
10
40
50
60
INPUT CURRENT Vs. INPUT VOLTAGE
LINE INPUT (VOLTS)
INPUT
CURRENT
(AMPS)
90
85
80
LINE = 20VDC
LINE = 48VDC
LINE = 60VDC
65
75
70
60
020
40
60
80
90
10
30
50
70
100
EFFICIENCY Vs. LOAD
LOAD (%)
EFFICIENCY
(%)
1.00
0.80
100% FULL LOAD
75% FULL LOAD
50% FULL LOAD
0.60
0.40
0.20
20
40
45
60
25
30
35
50
55
INPUT RIPPLE Vs. LINE INPUT
LINE INPUT (VOLTS)
REFLECTED
RMS
RIPPLE
(AMPS)
85
82
80
77
75
20
45
50
55
40
35
100% FULL LOAD
50% FULL LOAD
25
30
60
EFFICIENCY Vs. LINE INPUT VOLTAGE
LINE INPUT (VOLTS)
EFFICIENCY
(%)
Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load)
5
+OUT
7
TRIM
10K
LOAD
USING TRIMPOT
6
-OUT
5
+OUT
7
TRIM
DOWN
TRIM
UP
LOAD
USING FIXED RESISTORS
6
-OUT
120
100
60
80
40
20
0
080
20
40
100 120
140 160
180
60
OUTPUT VOLTAGE Vs. OUTPUT LOAD
OUTPUT LOAD (%)
OUTPUT
VOLTAGE
(%)
Figure 1.
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