Features
Unregulated Converters
Selection Guide
Part Number SMD RQS-xx1.8 RQS-xx3.3 RQS-xx05 RQS-xx09 RQS-xx12 RQS-xx15 RQS-xx24 RQD-xx1.8 RQD-xx3.3 RQD-xx05 RQD-xx09 RQD-xx12 RQD-xx15
● ● ● ● ●
1kVDC Isolation Internal SMD Construction UL94V-0 Package Material Optional Continuous Short Circuit Protected Efficiency to 80%
ECONOLINE
DC/DC-Converter
RQS & RQD Series
0.25 Watt SMD Single & Dual Output
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
Output Voltage (VDC) 1.8 3.3 5 9 12 15 24 ±1.8 ±3.3 ±5 ±9 ±12 ±15
Output Current (mA) 139 76 50 28 21 17 10 ±70 ±38 ±25 ±14 ±11 ±9
Efficiency (%) 70 65-70 66-72 70-72 70-72 70-76 70-80 70 65-70 66-72 70-72 70-72 70-76 70-80
RQD-xx24 1.8, 3.3, 5, 9, 12, 15, 24 ±24 ±5 xx = Input Voltage * add Suffix “P” for Continuous Short Circuit Protection, e.g. RQS-051.8/P, RQD-051.8/P
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 Relative Humidity Package Weight MTBF (+25°C) (+85°C) ROHS compliant (tested for 1 second) (long term isolation) 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. 65% min. / 75% typ. 45mW min. / 75mW typ. / 105mW max. 1000VDC min. see Application Notes 25pF min. / 82pF max. 10 GΩ min.
Output Power (%)
100 80 60 40 20 0 -40 85 100 95 Operating Temperature °C 0 50 150
Derating-Graph
(Ambient Temperature)
1 Second Continuous -40°C to +85°C (see Graph) -55°C to +125°C 245°C (30 sec) max. (for more details see Application Notes) 95% RH 1.5g 2.2g 1345 x 103 hours 310 x 103 hours
Safe Operating Area
RQS types RQD types
Detailed Information see Application Notes chapter "MTBF"
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using MIL-HDBK 217F using MIL-HDBK 217F July-2006
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ECONOLINE
DC/DC-Converter
Typical Characteristics
RQS & RQD Series
RQS/RQD-xx09
Efficiency / Load
100 80 60 40
RQS/RQD-xx05
Efficiency / Load
100 80 60 40
0505
1205
1209
3.309
Efficiency %
Efficiency %
20 0
20 0
0509
3.305
0% 20% 40% 60% 80% 100%
0%
20%
40%
60%
80%
100%
Total Output current (%)
Total Output current (%)
Deviation / Load
25.000 20.000 25.000 20.000
Deviation / Load
Deviation from Nominal (%)
15.000 10.000 5.000 0.000 -5.000 -10.000
Deviation from Nominal (%)
0505
3.305
15.000 10.000 5.000 0.000 -5.000 -10.000
0509
3.309
1205
1209
0% 20% 40% 60% Total Output current (%)
80%
100%
0% 20% 40% 60% Total Output current (%)
80%
100%
RQS/RQD-xx12
Efficiency / Load
100 80 60 40
RQS/RQD-xx15
Efficiency / Load
100 80 60 40
1212
3.312
0515
Efficiency %
Efficiency %
0512
20 0
20 0
1215
0%
20%
40%
60%
80%
100%
0%
20%
40%
60%
80%
100%
Total Output current (%)
Total Output current (%)
Deviation / Load
25.000 20.000 25.000 20.000
Deviation / Load
Deviation from Nominal (%)
15.000 10.000 5.000 0.000 -5.000 -10.000
Deviation from Nominal (%)
0512
3.312
15.000 10.000 5.000 0.000 -5.000 -10.000
0515
1212
1215
0% 20% 40% 60% Total Output current (%)
80%
100%
0% 20% 40% 60% Total Output current (%)
80%
100%
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July-2006
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RQS & RQD Series
Package Style and Pinning (mm)
8 PIN SMD Package
3rd angle projection
12.75 12.10 5.35 1.65 2.54 x 3 7.30
8.15 7.90 8 5
RECOM RQS-xxxx xxxx
7.40 9.00 11.10
12
4
Pin Connections Pin # Single –Vin +Vin –Vout +Vout
1.20
Recommended Footprint Details
8 5 4 1.80
1 2 4 5
Bottom View
12.00 0.55
Top View
12
2.54
1.20
8 NC NC = No Connection XX.X ± 0.5 mm XX.XX ± 0.25 mm
10 PIN SMD Package
15.24 14.70 5.35 1.65 2.54x4 7.30
8.15 7.90 10 7
RECOM RQD-xxxx xxxx
7.40 9.00 11.10
12
45
Pin Connections Pin # Dual –Vin +Vin Com –Vout +Vout
Recommended Footprint Details
0.55
Bottom View
1{ 2 4
12.00 1.20
10
Top View
7
5 7
12
45 1.80
2.54
1.20
10 NC NC = No Connection XX.X ± 0.5 mm XX.XX ± 0.25 mm
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July-2006
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