POWERLINE
DC/DC-Converter
RP20-S_DF
Series
RP20-1205SF With Heat Sink
125
100
Derating-Graph
(Ambient Temperature)
RP20-1205SF
125
100
75
Output Power (%)
50
25
0
-40 -25 -10 0
50 60 70
80 90 100
65°C
Output Power (%)
Natural Convection
75
50
25
Natural Convection
Ambient Temperature Range (°C)
50 60 70 80 90 100
Ambient Temperature Range (°C)
0
-40 -25 -10 0
Derating graphs are valid only for the shown part numbers. If you need detailed derating-information about a
part-number not shown here please contact our technical customer service at info@recom-development.at
Typical Characteristics
RP20-481.5SF
Efficiency VS Input Voltage
83
82
81
80
79
78
77
76
75
74
73
72
82
81
80
79
78
77
76
74
72
70
65
60
RP20-481.5SF
Efficiency VS Output Load
Efficiency (%)
36
40
45
50
55
60
65
70
75
Efficiency (%)
1
2
3
4
5
6
Input Voltage (V)
Output Load (A)
Specifications
(typical at nominal input and 25°C unless otherwise noted)
Input Voltage Range
12V nominal input
24V nominal input
48V nominal input
9-18VDC
18-36VDC
36-75VDC
L-C Type
(Complies with ETS300 132 part 4.4)
12V Input
24V Input
48V Input
5V/ms max
36VDC
50VDC
100VDC
20mAp-p
DC-DC ON
DC-DC OFF
Nominal input
10ms typ.
Open or 3.0V < Vr < 12V
Short or 0V < Vr < 1.2V
2.5mA
20W max.
±1%
±10%
continued on next page
256
July-2006
www.recom-international.com
Input Filter (see Note 9)
Input Voltage Variation dv/dt
Input Surge Voltage (100 ms max.)
Input Reflected Ripple (nominal Vin and full load) (see Note 3)
Start Up Time (nominal Vin and constant resistor load)
Remote ON/OFF (see Note 7)
Remote OFF input current
Output Power
Output Voltage Accuracy (full Load and nominal Vin)
Voltage Adjustability
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