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www.recom-international.com EC 15August 2002
Selection Guide
ECONOLINE - DC/DC-Converter
RSS / RSD Series, 1 Watt, SMD (Single & Dual Output)
Specifications (Core Operating Area) and Operating Temperature / Derating-Graph
Part Input Output Output Efficiency
Number Voltage Voltage Current
SMD (VDC) (VDC) (mA) (%)
RSS-XX1.8 1.8, 3.3, 5, 9, 12, 15, 24 1.8 555 70
RSS-XX3.3 1.8, 3.3, 5, 9, 12, 15, 24 3.3 303 75
RSS-XX05 1.8, 3.3, 5, 9, 12, 15, 24 5 200 70-78
RSS-XX09 1.8, 3.3, 5, 9, 12, 15, 24 9 111 70-78
RSS-XX12 1.8, 3.3, 5, 9, 12, 15, 24 12 84 78-82
RSS-XX15 1.8, 3.3, 5, 9, 12, 15, 24 15 66 80-84
RSS-XX24 1.8, 3.3, 5, 9, 12, 15, 24 24 42 74-85
RSD-XX1.8 1.8, 3.3, 5, 9, 12, 15, 24 ±1.8 ±278 70
RSD-XX3.3 1.8, 3.3, 5, 9, 12, 15, 24 ±3.3 ±152 70
RSD-XX05 1.8, 3.3, 5, 9, 12, 15, 24 ±5 ±100 70-78
RSD-XX09 1.8, 3.3, 5, 9, 12, 15, 24 ±9 ±56 75-80
RSD-XX12 1.8, 3.3, 5, 9, 12, 15, 24 ±12 ±42 78-84
RSD-XX15 1.8, 3.3, 5, 9, 12, 15, 24 ±15 ±33 80-84
RSD-XX24 1.8, 3.3, 5, 9, 12, 15, 24 ±24 ±21 80-84
Input Voltage ±10%
Input Filter Capacitor Type
Output Voltage Accuracy ±5%
Line Voltage Regulation 1,2%/1% V Input
Load Voltage Regulation 1.8V, 3.3V output types 20% max.
(10% to 100% full load) 5V output type 15% max.
9V, 12V, 15V, 24V output types 10% max.
Ripple and Noise (20MHz limited) 100mVp-p max.
Efficiency at Full Load 70% min.
Isolation Voltage 1.000VDC min.
Isolation Resistance (Viso = 500VDC) 10 GΩ min.
Isolation Capacitance 15pF min./70pF max.
Short Circuit Protection 1 Second
Switching Frequency at Full Load 100kHz typ.
Operating Temperature -40°C to +85°C* (see Graph)
Storage Temperature -55°C to +125°
Package Weight Single output types 1.5g
Double output types 2.2g
● 1kVDC Isolation
● Efficiency to 78%
● Power Density 1.8W/cm
3
● UL 94V-0 Package Material
● Toroidal Magnetics
● Internal SMD Construction
Output Power (Watts)
2.0
1.5
0.5
1.0
100500-40
85 125
150
Operating Temperature ˚C
Safe Operating Area
0
Features
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EC 16 www.recom-international.comAugust 2002
ECONOLINE - DC/DC-Converter
RSS / RSD Series, 1 Watt, SMD (Single & Dual Output)
Package Style and Pinning (mm)
12.00
1.80
1.20
10 7
2415
RSS-0505
RECOM
0.50±0.5
2.57
2.54 x 4
15.24
5.40
1.65
0.20
14.70
2.54 x 3
12.75
5.35
1.65
0.20
12.10
11.10
12.00
1.80
1.20
85
241
RSD-0505
RECOM
****
0.50±0.5
2.54
9.00
7.90
8.20
7.40
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
3rd angle
projection
Pin Connections
Pin # Single Dual
1 –Vin –Vin
2 +Vin +Vin
4–Vout Com
5+Vout -Vout
7 No Pin +Vout
8NC No Pin
10 No Pin NC
NC = No Connection
Dual SMD Package Single SMD Package
Recommended Footprint Details
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