EC 8
www.recom-international.com
August 2002
Selection Guide
ECONOLINE - DC/DC-Converter
RQS / RQD Series, 0.25 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)
(%)
RQS-XX1.8/0.25
1.8, 3.3, 5, 9, 12, 15, 24
1.8
139
70
RQS-XX3.3/0.25
1.8, 3.3, 5, 9, 12, 15, 24
3.3
76
70
RQS-XX05/0.25
1.8, 3.3, 5, 9, 12, 15, 24
5
50
70
RQS-XX09/0.25
1.8, 3.3, 5, 9, 12, 15, 24
9
28
71
RQS-XX12/0.25
1.8, 3.3, 5, 9, 12, 15, 24
12
21
72
RQS-XX15/0.25
1.8, 3.3, 5, 9, 12, 15, 24
15
17
72
RQS-XX24/0.25
1.8, 3.3, 5, 9, 12, 15, 24
24
10
73
RQD-XX1.8/0.25
1.8, 3.3, 5, 9, 12, 15, 24
1.8
70
70
RQD-XX3.3/0.25
1.8, 3.3, 5, 9, 12, 15, 24
3.3
38
70
RQD-XX05/0.25
1.8, 3.3, 5, 9, 12, 15, 24
5
25
70
RQD-XX09/0.25
1.8, 3.3, 5, 9, 12, 15, 24
9
14
71
RQD-XX12/0.25
1.8, 3.3, 5, 9, 12, 15, 24
12
11
72
RQD-XX15/0.25
1.8, 3.3, 5, 9, 12, 15, 24
15
9
72
RQD-XX24/0.25
1.8, 3.3, 5, 9, 12, 15, 24
24
5
73
Input Voltage
10%
Input Filter
Capacitor Type
Output Voltage Accuracy
5%
Line Voltage Regulation
1.2% typ./1% V Input
Load Voltage Regulation
1.8V, 3.3V output types
20% max.
(10% to 100% full load)
5V output types
15% max.
9V-24V output types
10% max.
Ripple and Noise (20MHz limited)
100mVp-p max.
Efficiency at Full Load
65% min.
Isolation Voltage
1.000VDC min.
Isolation Resistance (Viso = 500VDC)
10 G min.
Isolation Capacitance
25pF min./82pF max.
Short Circuit Protection
1 Second
Switching Frequency at Full Load
100kHz typ.
Operating Temperature
-40C to +85C* (see Graph)
Storage Temperature
-55C to +125
Package Weight
Single output types
1.5g
Dual output types
2.2g
1kVDC Isolation
Efficiency to
73%
UL 94V-0 Package Material
Toroidal Magnetics
Internal SMD Construction
Output Power (W
atts)
0.500
0.375
0.125
0.250
100
50
0
-40
85
125
150
Operating Temperature C
Save Operating Area
0
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