www.recom-international.com
19
April-2005
Selection Guide
Part
Input Output Output Efficiency
Number
Voltage Voltage Current
SIP4 Micro Size Pack.
(VDC) (VDC) (mA) (%)
ROM-xx1.8S
1.8, 3.3, 5, 9, 12, 15, 24 1.8 550 70
ROM-xx3.3S
1.8, 3.3, 5, 9, 12, 15, 24 3.3 303 75
ROM-xx05S
1.8, 3.3, 5, 9, 12, 15, 24 5 200 70-78
ROM-xx09S 1.8, 3.3, 5, 9, 12, 15, 24 9 111 70-78
ROM-xx12S 1.8, 3.3, 5, 9, 12, 15, 24 12 83 78-82
ROM-xx15S 1.8, 3.3, 5, 9, 12, 15, 24 15 66 80-84
ROM-xx24S
1.8, 3.3, 5, 9, 12, 15, 24 24 41 74-85
xx = Input Voltage
Output Power (%)
100
60
20
40
100
50
0
-40
85
150
Operating Temperature C
0
80
Safe Operating Area
30
Specifications (Core Operating Area)
1 Watt
SIP4
Micro Size
Single Output
Derating-Graph
(Ambient Temperature)
ECONOLINE
DC/DC-Converter
ROM
Series
Micro Size SIP4 Package
3kVDC Isolation
Industry Standard Pinout
UL94V-0 Package Material
Custom Solutions Available
Cost Effective
Efficiency to 85%
Features
Unregulated
Converters
Input Voltage Range
10%
Output Voltage Accuracy
5%
Line Voltage Regulation
1.2%/1% of Vin max.
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.
Output Ripple and Noise (20MHz limited)
100mVp-p max.
Operating Frequency
50kHz min. / 100kHz typ. / 105kHz max.
Efficiency at Full Load
70% min. / 80% typ.
No Load Power Consumption
101mW min. / 126mW typ. / 171mW max.
Isolation Voltage
(tested for 1 second)
3.000VDC min.
Rated Working Voltage
(long term isolation)
see Application Notes
Isolation Capacitance
20pF min. / 75pF max.
Isolation Resistance
15 G
min.
Short Circuit Protection
1 Second
Operating Temperature Range (free air convection)
-40C to +85C (see Graph)
Storage Temperature Range
-55C to +125C
Relative Humidity MSL Level 1
95% RH
Package Weight
1g
MTBF (+25C) using MIL-HDBK 217F
977 x 10
3
hours
(+85C)
using MIL-HDBK 217F
189 x 10
3
hours
The ROM Micro Size DC/DC-Converter has been designed for isolating resp. converting DC Power Rails.
It provides a small micro-size package, high efficiency, low output ripple, high 3kVDC Isolation and an
extended 40C to +85C operating temperature range.
State of the art packaging and automated manufacturing ensures cost-effectiveness and short lead times.
Description
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Detailed Information see
Application Notes chapter "MTBF"
PDF 
ZIP
