DFC10 SERIES – DUAL OUTPUT
DFC10 SERIES BLOCK DIAGRAM
SHIELDED ISOLATION TRANSFORMER
OUTPUT POWER DERATING
10
+
+
+ INPUT
3
+ OUTPUT
4
CMN
5
– OUTPUT
POWER OUTPUT
1
8
– INPUT
2
CURRENT
MODE
PWM
+
–
6
FIVE SIDED SHIELDED COPPER CASE
LOW DRIFT
BANDGAP REFERENCE
50
60
70
80
90
AMBIENT TEMPERATURE
100
24 Volt Input
INPUT CURRENT (AMPS)
INPUT CURRENT Vs. INPUT VOLTAGE
2.5
2.0
85
EFFICIENCY Vs. LOAD
LINE = 9VDC
80
EFFICIENCY (%)
Typical Performance:
(Tc=25°C, Vin=Nom VDC,
Rated Load)
75
70
65
60
LINE = 24VDC
LINE = 36VDC
0
10
20
30
40
50
60
70
80
90 100
1.5
1.0
0.5
50% LOAD
0.0
0
5
10
15
20
25
30
35
40
100% LOAD
55
LINE INPUT (VOLTS)
EFFICIENCY Vs. LINE INPUT VOLTAGE
RMS INPUT CURRENT (AMPS)
90
85
1.0
100% LOAD
0.8
0.6
75% LOAD
0.4
50% LOAD
0.2
0.0
8
12
16
LOAD (%)
RMS INPUT CURRENT Vs. LINE INPUT
EFFICIENCY (%)
50% FULL LOAD
80
75
70
65
60
8
12
16
20
24
28
32
36
100% FULL LOAD
20
24
28
32
36
LINE INPUT (VOLTS)
INPUT CURRENT Vs. INPUT VOLTAGE
LINE INPUT (VDC)
EFFICIENCY Vs. LOAD
90
48 Volt Input
Typical Performance:
(Tc=25°C, Vin=Nom VDC,
Rated Load)
INPUT CURRENT (AMPS)
1.0
0.8
EFFICIENCY (%)
85
LINE = 18VDC
LINE = 48VDC
0.6
100% LOAD
0.4
0.2
50% LOAD
0.0
0
10
20
30
40
50
60
70
80
80
75
LINE = 72VDC
70
0
10
20
30
40
50
60
70
80
90 100
LINE INPUT (VOLTS)
EFFICIENCY Vs. LINE INPUT VOLTAGE
RMS INPUT CURRENT (AMPS)
90
0.8
LOAD (%)
RMS INPUT CURRENT Vs. LINE INPUT
100% LOAD
0.6
75% LOAD
0.4
50% LOAD
0.2
EFFICIENCY (%)
85
50% FULL LOAD
80
100% FULL LOAD
75
70
15
25
35
45
55
65
75
0.0
15
25
35
45
55
65
75
LINE INPUT (VOLTS)
LINE INPUT (VOLTS)
3
POWER-ONE [ POWER-ONE ]
