Features
Unregulated
Converters
Selection Guide
Part
Number
SMD
RSS**-xx1.8
RSS**-xx3.3
RSS**-xx05
RSS**-xx09
RSS**-xx12
RSS**-xx15
RSS**-xx24
RSD**-xx1.8
RSD**-xx3.3
RSD**-xx05
RSD**-xx09
RSD**-xx12
RSD**-xx15
RSD**-xx24
(3kV)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
(H)
●
●
●
●
●
●
1kVDC Isolation
Internal SMD Construction
UL94V-0 Package Material
Power Density 1.8W/cm
3
Optional Continuous Short Circuit Protected
Efficiency to 85%
ECONOLINE
DC/DC-Converter
Input
Voltage
(VDC)
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
1.8, 3.3, 5, 9, 12, 15, 24
Output
Voltage
(VDC)
1.8
3.3
5
9
12
15
24
±1.8
±3.3
±5
±9
±12
±15
±24
Output
Current
(mA)
555
303
200
111
84
66
42
±278
±152
±100
±56
±42
±33
±21
xx = Input Voltage
Efficiency
(%)
70
75
70-78
76-78
78-80
80-84
74-85
70
70
74-78
76-80
78-82
78-82
80-84
RSS**
&
RSD**
Series
1 Watt
SMD
Single
&
Dual
Output
RSS** : ** without marking denotes standard pinning
** with marking
8
denotes with eight pins
RSD** : ** without marking denotes standard pinning
** with marking
10
denotes with ten pins
* add Suffix “P” for Continuous Short Circuit Protection, e.g.
RSS-051.8/P, RSS-051.8/HP
EN-60950-1 Certified
EN-60601-1 Certified (suffix H)
Specifications
(Core Operating Area)
Input Voltage Range
Output Voltage Accuracy
Line Voltage Regulation
Load Voltage Regulation
(10% to 100% full load)
Output Ripple and Noise (20MHz limited)
Operating Frequency
Efficiency at Full Load
No Load Power Consumption
Isolation Voltage
Rated Working Voltage
Isolation Capacitance
Isolation Resistance
Short Circuit Protection
P-Suffix
Operating Temperature Range (free air convection)
Storage Temperature Range
Reflow Temperature ROHS compliant (for more details see Application Notes)
Relative Humidity
1.8V, 3.3V output types
5V output type
9V, 12V, 15V, 24V output types
±10%
±5%
1.2%/1% of Vin typ.
20% max.
15% max.
10% max.
100mVp-p max.
50kHz min. / 100kHz typ. / 105kHz max.
70% min. / 80% typ.
RSS & RSS8 types
101mW min. / 126mW typ. / 220mW max.
RSD & RSD10 types
87mW min. / 130mW typ. / 230mW max.
(tested for 1 second)
1000VDC min.
H-Suffix
(tested for 1 second)
3000VDC min.
(long term isolation)
see Application Notes
15pF min. / 70pF max.
10 GΩ min.
1 Second
Continuous
-40°C to +85°C (see Graph)
-55°C to +125°C
245°C (30 sec) max.
95% RH
continued on next page
July-2006
www.recom-international.com
Derating-Graph
(Ambient Temperature)
100
80
Output Power (%)
60
40
20
0
Safe Operating Area
-40
85 100
95
Operating Temperature °C
0
50
150
22
Microcontroller MCU
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