DGP20 SERIES – TRIPLE OUTPUT
DGP20 SERIES BLOCK DIAGRAM
SHIELDED ISOLATION TRANSFORMER
OUTPUT POWER DERATING
20
5
+5V OUTPUT
+
15
+
6
LOW
NOISE
FILTER
CURRENT
MODE
PWM
CMN
– INPUT
2
+
ON/OFF
3
–
SHIELDED COPPER CASE
Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load)
12 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
3.5
12 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
85
50% FULL LOAD
90
85
INPUT CURRENT (AMPS)
2.8
EFFICIENCY (%)
2.1
1.4
100% LOAD
100% FULL LOAD
75
EFFICIENCY (%)
80
50% LOAD
0.7
0.0
0
2
4
6
8
10
12
14
16
18
70
65
9
10
11
12
13
14
15
16
17
18
LINE INPUT (VOLTS)
24 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
2.0
24 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
90
50% FULL LOAD
90
85
INPUT CURRENT (AMPS)
EFFICIENCY (%)
EFFICIENCY (%)
1.5
85
1.0
100% LOAD
80
0.5
50% LOAD
0.0
0
4
8
12
16
20
24
28
32
36
75
70
18
20
LINE INPUT (VOLTS)
48 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE
1.0
48 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE
90
85
100% FULL LOAD
90
85
INPUT CURRENT (AMPS)
0.8
EFFICIENCY (%)
80
50% FULL LOAD
75
70
65
60
36
EFFICIENCY (%)
0.6
100% LOAD
0.4
0.2
50% LOAD
0.0
0
10
20
30
40
50
60
70
80
40
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.
+
+ INPUT
1
POWER OUTPUT
4
+12/15V OUTPUT
10
7
–12/15V OUTPUT
5
0
50
60
70
80
90
AMBIENT TEMPERATURE
100
12 VOLT EFFICIENCY Vs. LOAD
LINE = 9VDC
LINE = 12VDC
80
75
70
65
0
LINE = 18VDC
10
20
30
40
50
60
70
80
90 100
LINE INPUT (VOLTS)
LOAD (%)
24 VOLT EFFICIENCY Vs. LOAD
LINE = 18VDC
100% FULL LOAD
80
75
70
65
LINE = 24VDC
LINE = 36VDC
22
24
26
28
30
32
34
36
0
10
20
30
40
50
60
70
80
90 100
LINE INPUT (VOLTS)
LOAD (%)
48 VOLT EFFICIENCY Vs. LOAD
80
75
70
LINE = 36VDC
LINE = 48VDC
LINE = 72VDC
65
44
48
52
56
60
64
68
72
0
10
20
30
40
50
60
70
80
90 100
LINE INPUT (VOLTS)
LOAD (%)
3
POWER-ONE [ POWER-ONE ]
