Features
Unregulated
Converter
●
●
●
●
●
●
●
●
●
Single Output Rail
Industry Standard Pinout
1kVDC or 2kVDC Isolation
High Efficiency for Low Power Applications
UL94V-0 Package Material
Optional Continuous Short Circuit Protected
Fully Encapsulated
Custom versions available
Efficiency to 76%
ECONOLINE
DC/DC-Converter
Description
The RM series DC/DC converter has been designed for isolating or converting DC power rails with very light loads.
Efficiencies are typically 10% higher than a comparable 0.5W or 1W converters run at the same low load.
Selection Guide
Part
Number
SIP 4
RM-xx3.3S
RM-xx05S
RM-xx09S
RM-xx12S
Input
Voltage
(VDC)
3.3, 5, 12, 15, 24
3.3, 5, 12, 15, 24
3.3, 5, 12, 15, 24
3.3, 5, 12, 15, 24
Output
Voltage
(VDC)
3.3
5
9
12
Output
Current
(mA)
76
50
28
21
Efficiency
(%)
65-70
66-72
70-72
70-72
0.25 Watt
SIP4
Single Output
(2kV)
(H)
(H)
(H)
(H)
RM-xx15S
(H)
3.3, 5, 12, 15, 24
15
17
70-76
xx = Input Voltage (other input and output voltage combinations and output powers available on request)
* add Suffix “P” for Continuous Short Circuit Protection, e.g.
RM-0505S/P, RM-0505S/HP
Specifications
(
measured at TA = 25°C, nominal input voltage, full load and after warm-up)
Input Voltage Range
Output Voltage Accuracy
Line Voltage Regulation
±10%
±5%
1.2%/1% of Vin typ.
3.3V output types
5V output type
12V, 15V, 24V output types
20% max.
15% max.
10% max.
50mVp-p max.
50kHz min. / 90kHz typ. / 105kHz max.
65% min. / 75% typ.
45mW min. / 75mW typ. / 155mW max.
22µF
(tested for 1 second)
(long term isolation)
H-Suffix
H-Suffix
(tested for 1 second)
(long term isolation)
1000VDC min.
see Application Notes
2000VDC min.
see Application Notes
25pF min. / 82pF max.
10 GΩ min.
Output Power (%)
2002/95/EC
6/6
RoHS
EN-60950-1 Certified
RM
Load Voltage Regulation
(10% to 100% full load)
Output Ripple and Noise (20MHz limited)
Operating Frequency
Efficiency at Full Load
No Load Power Consumption
Maximum Capacitive Load
Isolation Voltage
Rated Working Voltage
Isolation Voltage
Rated Working Voltage
Isolation Capacitance
Isolation Resistance
Short Circuit Protection
P-Suffix
RM
Derating-Graph
(Ambient Temperature)
100
80
60
40
30
20
0
1 Second
Continuous
-40°C to +85°C (see Graph)
-55°C to +125°C
95% RH
RM types
RL types
1.4g
1.8g
42 pcs per Tube
1327 x 10
3
hours
302 x 10
3
hours
Safe Operating Area
Operating Temperature Range (free air convection)
Storage Temperature Range
Relative Humidity
Package Weight
Packing Quantity
MTBF (+25°C)
(+85°C)
E-2
85
Operating Temperature °C
-40
0
50
100
150
}
Detailed Information see
Application Notes chapter "MTBF"
using MIL-HDBK 217F
using MIL-HDBK 217F
Refer to Application Notes
www.recom-electronic.com
REV: 0/2010
ECONOLINE
DC/DC-Converter
Typical Characteristics
RM Series
RM-xx05S
Efficiency / Load
100
80
60
40
100
RM-xx12S
Efficiency / Load
100
80
60
40
RM-xx15S
Efficiency / Load
80
60
0505
1205
1212
3.312
0515
Efficiency %
Efficiency %
Efficiency %
0512
40
20
0
20
0
20
0
1215
3.305
0%
20%
40%
60%
80%
100%
0%
20%
40%
60%
80%
100%
0%
20%
40%
60%
80%
100%
Total Output current (%)
Total Output current (%)
Total Output current (%)
Deviation / Load
25.000
20.000
25.000
20.000
Deviation / Load
25.000
20.000
Deviation / Load
Deviation from Nominal (%)
Deviation from Nominal (%)
15.000
10.000
5.000
0.000
-5.000
-10.000
15.000
10.000
5.000
0.000
-5.000
-10.000
Deviation from Nominal (%)
0505
3.305
0512
3.312
15.000
10.000
5.000
0.000
-5.000
-10.000
0515
1205
1212
1215
0% 20%
40%
60%
Total Output current (%)
80%
100%
0% 20%
40%
60%
Total Output current (%)
80%
100%
0% 20%
40%
60%
Total Output current (%)
80%
100%
Package Style and Pinning (mm)
RM
4 PIN SIP Package
3rd angle
projection
6.00
RECOM
RM-0505S
0.51
****
RECOM
RM-0505S
****
10.00
4.10
0.51
1 2 3 4
Recommended Footprint Details
11.50
0.25
1.9
Bottom View
RM Pin Connections
Pin #
1
2
3
Single
–Vin
+Vin
–Vout
+Vout
2.54
1.25
1.00 ø+0.15/0
7.62
Top View
4
2.54
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
www.recom-international.com
REV:0/2010
E-3
