DGP30 SERIES – SINGLE OUTPUT
DGP30 SERIES BLOCK DIAGRAM
SHIELDED ISOLATION TRANSFORMER
OUTPUT POWER DERATING
30
THERMAL SHUTDOWN
5
C
+
D
6
+ OUTPUT
25
POWER OUTPUT
20
15
10
5
+ INPUT
1
– INPUT
2
CURRENT
MODE
PWM
- OUT
+
ON/OFF
7
TRIM
3
ON/OFF
5
12
15
C
270 F
40 F
40 F
D
6.8V
15V
18V
ISOLATED
FEEDBACK
–
SIX SIDED SHIELDED COPPER CASE
LOW TC
BANDGAP
REFERENCE
0
35
40
45
50
55
AMBIENT TEMPERATURE
60
Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load)
EFFICIENCY Vs. LINE INPUT VOLTAGE
90
89
88
90
89
EFFICIENCY Vs. LOAD
1.2
1.1
INPUT RIPPLE Vs. LINE INPUT VOLTAGE
INPUT RIPPLE (RMS)
88
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
30
EFFICIENCY (%)
EFFICIENCY (%)
87
86
85
84
83
82
81
80
35
45
55
87
86
85
84
83
82
81
80
100% LOAD
75% LOAD
50% LOAD
100% LOAD
50% LOAD
65
75
0
10
20
30
40
50
60
70
80
90 100
40
50
60
70
80
LINE INPUT (VOLTS)
LOAD (%)
LINE INPUT (VOLTS)
INPUT CURRENT Vs. LINE INPUT VOLTAGE
1.4
1.2
1.0
0.8
100% LOAD
0.6
0.4
0.2
0.0
0
10
20
30
40
50
60
70
80
50% LOAD
120
110
100
90
80
70
60
50
40
30
20
10
0
0
OUTPUT VOLTAGE Vs. OUTPUT LOAD
INPUT CURRENT (AMPS)
OUTPUT VOLTAGE (%)
20
40
60
80 100 120 140 160 180 200
LINE INPUT (VOLTS)
OUTPUT LOAD (%)
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