DFC10 SERIES – SINGLE OUTPUT
DFC10 SERIES BLOCK DIAGRAM
ISOLATION TRANSFORMER
OUTPUT POWER DERATING
10
3
+
+ OUTPUT
8
POWER OUTPUT
+ INPUT
1
– INPUT
2
LOW
NOISE
FILTER
CURRENT
MODE
PWM
5
- OUTPUT
6
+
–
ISO AMP
4
2
SHIELDED COPPER CASE
LOW TC
BANDGAP
REFERENCE
0
50
60
70
80
90
AMBIENT TEMPERATURE
100
Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load)
Data for 12 Volt Input Models
12 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
1.5
85
LINE =
9VDC
12 VOLT EFFICIENCY Vs. LOAD
12 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
85
50% FULL LOAD
84
INPUT CURRENT (AMPS)
1.0
EFFICIENCY (%)
EFFICIENCY (%)
100% LOAD
80
83
82
81
80
100% FULL LOAD
75
LINE =
12VDC
70
LINE =
18VDC
0.5
50% LOAD
0.0
4
6
8
10
12
14
16
18
65
0
10
20
30
40
50
60
70
80
90 100
9
10
11
12
13
14
15
16
17
18
LINE INPUT (VOLTS)
LOAD (%)
LINE INPUT (VOLTS)
Data for 24 Volt Input Models
24 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
0.8
90
85
0.6
LINE =
18VDC
24 VOLT EFFICIENCY Vs. LOAD
24 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
88
100% FULL LOAD
INPUT CURRENT (AMPS)
EFFICIENCY (%)
100% LOAD
80
75
70
65
0.4
50% LOAD
0.2
EFFICIENCY (%)
86
84
50% FULL LOAD
82
LINE =
24VDC
LINE =
36VDC
0
10
20
30
40
50
60
70
80
90 100
0.0
4
8
12
16
20
24
28
32
36
60
80
18
20
22
24
26
28
30
32
34
36
LINE INPUT (VOLTS)
LOAD (%)
LINE INPUT (VOLTS)
Data for 48 Volt Input Models
48 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
0.4
85
80
100% LOAD
0.2
50% LOAD
0.1
LINE =
36VDC
48 VOLT EFFICIENCY Vs. LOAD
48 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
85
100% FULL LOAD
INPUT CURRENT (AMPS)
EFFICIENCY (%)
EFFICIENCY (%)
0.3
75
70
65
60
80
50% FULL LOAD
75
55 LINE =
48VDC
50
45
LINE =
72VDC
0
10
20
30
40
50
60
70
80
90 100
0.0
5
15
25
35
45
55
65
75
40
70
35
40
45
50
55
60
65
70
75
LINE INPUT (VOLTS)
LOAD (%)
LINE INPUT (VOLTS)
NUCLEAR AND MEDICAL APPLICATIONS Power-One products are not authorized for use as critical components in life support systems, equipment used in hazardous environments,
or nuclear control systems without the express written consent of the President of Power-One, Inc.
TECHNICAL REVISIONS The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are
subject to change without notice.
3
POWER-ONE [ POWER-ONE ]
