Features
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Unregulated
ECONOLINE
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%
DC/DC-Converter
with 3 year Warranty
0.25 Watt
SIP4
Single Output
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.
Description
Selection Guide
Part
Number
SIP 4
Output
Voltage
(VDC)
Output
Current
(mA)
Efficiency
(2kV)
Input
Voltage
(VDC)
(%)
Max.
Capacitive
Load(1)
RM-xx3.3S
(H)
3.3, 5, 12, 15, 24
3.3
76
65-70
1000µF
RM-xx05S
(H)
3.3, 5, 12, 15, 24
5
50
66-72
470µF
RM-xx09S
(H)
3.3, 5, 12, 15, 24
9
28
70-72
470µF
RM-xx12S
(H)
3.3, 5, 12, 15, 24
12
21
70-72
150µF
RM-xx15S
(H)
3.3, 5, 12, 15, 24
15
17
70-76
150µF
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
RoHS
2002/95/EC
6/6
Specifications (measured at TA = 25°C, nominal input voltage, full load and after warm-up)
Input Voltage Range
±5%
Line Voltage Regulation
Load Voltage Regulation
(10% to 100% full load)
3.3V output types
5V output type
12V, 15V, 24V output types
20% max.
15% max.
10% max.
Output Ripple and Noise (20MHz limited)
50mVp-p max.
Operating Frequency
50kHz min. / 90kHz typ. / 105kHz max.
Efficiency at Full Load
65% min. / 75% typ.
Minimum Load = 0%
Isolation Voltage
Specifications valid for 10% minimum load only.
(tested for 1 second)
1000VDC
(rated for 1 minute)
500VAC / 60Hz
H-Suffix
H-Suffix
(tested for 1 second)
(rated for 1 minute)
Isolation Resistance
1 Second
Continuous
Operating Temperature Range (free air convection)
-40°C to +85°C (see Graph)
Storage Temperature Range
-55°C to +125°C
Relative Humidity
95% RH
RM types
1.4g
RL types
E-2
100
80
60
Safe Operating Area
40
30
20
0
-40
0
50
85
Operating Temperature °C
100
150
1.8g
Packing Quantity
(+85°C)
(Ambient Temperature)
10 GΩ min.
Short Circuit Protection
P-Suffix
MTBF (+25°C)
Derating-Graph
2000VDC
1400VAC / 60Hz
25pF min. / 82pF max.
Isolation Capacitance
Package Weight
RM
1.2%/1% of Vin typ.
Output Power (%)
RM
Output Voltage Accuracy
Isolation Voltage
EN-60950-1 Certified
±10%
42 pcs per Tube
}
Detailed Information see
Application Notes chapter "MTBF"
using MIL-HDBK 217F
1327 x 103 hours
using MIL-HDBK 217F
302 x 103 hours
REV: 1/2010
Refer to Application Notes
www.recom-electronic.com
RM Series
ECONOLINE
DC/DC-Converter
Typical Characteristics
RM-xx05S
Efficiency / Load
Efficiency / Load
100
100
1205
0505
0515
3.312
1212
80
80
60
60
60
40
40
20
3.305
0
0%
20%
40%
80%
60%
100%
40
Efficiency %
Efficiency %
0512
20
0
0%
Total Output current (%)
20%
40%
80%
60%
Deviation / Load
0%
Deviation / Load
0505
Deviation from Nominal (%)
10.000
5.000
0.000
1205
-10.000
0% 20%
40%
60%
Total Output current (%)
80%
100%
60%
80%
100%
Deviation / Load
25.000
20.000
3.305
15.000
40%
20%
Total Output current (%)
25.000
-5.000
0
Total Output current (%)
25.000
20.000
1215
20
100%
0512
20.000
3.312
Deviation from Nominal (%)
Efficiency %
Efficiency / Load
100
80
Deviation from Nominal (%)
RM-xx15S
RM-xx12S
15.000
10.000
5.000
0.000
1212
-5.000
-10.000
0% 20%
40%
60%
Total Output current (%)
80%
0515
15.000
10.000
5.000
0.000
1215
-5.000
-10.000
100%
0% 20%
40%
60%
Total Output current (%)
80%
100%
Notes
Note 1
Maximum capacitive load is defined as the capacitive load that will allow start up in under 1 second without damage to the converter.
EN General Safety
Report: PS080804950C2
RM
Certifications
EN 60950-1:2004 + A11:2004
Package Style and Pinning (mm)
4 PIN SIP Package
10.00
3rd angle
projection
6.00
RECOM
RM-0505S
0.51
****
RECOM
RM-0505S
****
0.51
1 2 3 4
4.10
Recommended Footprint Details
11.50
Bottom View
0.25
1.9
2.54
1.00 ø+0.15/–0
1.25
7.62
Top View
2.54
www.recom-international.com
REV:1/2010
RM Pin Connections
Pin #
Single
1
–Vin
2
+Vin
3
–Vout
4
+Vout
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
E-3
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