Features
• Industry standard pinout
• 1kVDC/1s or 2kVDC/1s isolation
Unregulated
Converters
DC/DC Converter
• UL94 V-0 package material
• Fully encapsulated
RO
• Efficiency up to 85%
Description
1 Watt
3
SIP4
Single Output
YEA R
y
arrant
w
The RO DC/DC converters are typically used in general purpose power isolation and voltage
matching applications, and feature a full industrial operating temperature range of -40°C to +85°C
without derating.
Selection Guide
Output
Output
Efficiency max. Capacitive
Voltage Current typ. (1) Load (2)
[VDC] [mA] [%]
[µF]
75
2200
3.3, 5,12, 15, 24
5
200
78-80
1000
RO-xx09S (3,4)
3.3, 5,12, 15, 24
9
111
78-80
1000
RO-xx05S
3.3, 5,12, 15, 24
12
83
80-84
470
RO-xx15S (3,4)
3.3, 5,12, 15, 24
15
66
80-84
470
3.3, 5,12, 15, 24
24
42
78-85
220
RO-xx12S
RO-xx24S
(3,4)
(3,4)
M
CONVER
T
M
CONVER
T
S
S
REACH
compliant
CO
10 from 10
PL
U
D
IA N
T PRO
O
R
R
M
C
E
O
E
C
RoHS 2 +
compliant
CO
Notes:
Note1: Efficiency is tested at nominal input and full load at +25°C ambient
Note2: Max Cap Load is tested at nominal input and full resistive load and is defined as the
capacitive load that will allow start up in under 1s without damage to the converter
M
TS
303
C
3.3
RE
3.3, 5,12, 15, 24
(3,4)
TS
RO-xx3.3S (3,4)
C
nom. Input
Voltage
[VDC]
RE
Part
Number
PL
U
D
IA N
T PRO
E358085
Model Numbering
RO- __ __S/_
Input Voltage
Output Voltage
“Protection (3)”
“Isolation Option (4)”
UL60950-1 certified
CAN/CSA-C22.2 No 60950-1 certified
EN60950-1 certified
IEC60950-1 certified
EN55032 compliant
CB report
Single
Notes:
Note3: standard part is without continuous short circuit protection
add suffix „/P“ for continuous short circuit protection
Note4: add suffix „/H“ for 2kVDC/1s isolation
or add suffix „/HP“ for continuous short circuit protection and 2kVDC/1s isolation
Ordering Examples:
RO-123.3S/P: 12VDC Input Voltage, 3.3VDC Output Voltage, Single Output with continuous short circuit protection
RO-0509S/HP: 5VDC Input Voltage, 9VDC Output Voltage, Single Output with 2kVDC/1s Isolation and continuous short circuit protection
www.recom-power.com
REV.: 4/2020
ECO-1
RO
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nom. Vin, full load unless otherwise stated)
BASIC CHARACTERISTICS
Parameter
Condition
Min.
Typ.
Max.
Internal Input Filter
capacitor
Input Voltage Range
±10%
Minimum Load
Internal Operating Frequency
0%
50kHz
Output Ripple and Noise
100kHz
105kHz
20MHz BW
100mVp-p
Efficiency vs. Load
RO-xx12S
100
100
90
90
80
80
70
70
Efficiency [%]
Efficiency [%]
RO-xx05S
60
50
40
60
50
40
30
30
3.305
0505
1205
20
10
0
0
10
20
30
40
50
60
70
80
90
3.312
0512
1212
20
10
0
100
0
10
20
Output Load [%]
30
40
50
60
70
80
90
100
Output Load [%]
RO-xx15S
100
90
Efficiency [%]
80
70
60
50
40
30
3.315
0515
1215
20
10
0
0
10
20
30
40
50
60
70
80
90
100
Output Load [%]
REGULATIONS
Parameter
Condition
Output Accuracy
Line Regulation
Value
-2.0% typ. / ±5.0% max.
low line to high line
±1.2% of 1.0% Vin typ.
continued on next page
www.recom-power.com
REV.: 4/2020
ECO-2
RO
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nom. Vin, full load unless otherwise stated)
Parameter
Condition
Load Regulation (5)
Value
20.0% max.
15.0% max.
10.0% max.
3.3Vout
5Vout
12, 15, 24Vout
10% to 100% load
Notes:
Note5: Operation below 10% load will not harm the converter, but specifications may not be met
Tolerance Envelope
+10%
+7%
Typical
L
RO-xx12S and RO-xx15S
+5%
oad Lin
Vnom
e
-2%
-5%
10
50
+10%
Output Voltage [%]
Output Voltage [%]
RO-xx3.3S and RO-xx05S
Typical L
o
+5%
100
+5%
ad Line
Vnom
-2%
-5%
10
50
Output Load [%]
100
Output Load [%]
Deviation vs. Load
RO-xx05S
25
3.305
0505
1205
20
15
10
5
10
5
0
0
-5
-5
0
10
20
30
40
50
60
70
80
90
3.312
0512
1212
20
Deviation [%]
Deviation [%]
15
-10
RO-xx12S
25
-10
100
0
10
20
30
Output Load [%]
50
60
70
80
90
100
Output Load [%]
RO-xx15S
25
3.315
0515
1215
20
15
Deviation [%]
40
10
5
0
-5
-10
0
10
20
30
40
50
60
70
80
90
100
Output Load [%]
www.recom-power.com
REV.: 4/2020
ECO-3
RO
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nom. Vin, full load unless otherwise stated)
PROTECTIONS
Parameter
Type
Value
without suffix
with suffix “/P”
Short Circuit Protection (SCP)
Isolation Voltage (6)
I/P to O/P
1 second
continuous
without suffix
tested for 1 second
rated for 1 minute
1kVDC
500VAC/60Hz
with suffix
“/H”
tested for 1 second
rated for 1 minute
2kVDC
1kVAC/60Hz
10GΩ min.
Isolation Resistance
Isolation Capacitance
20pF min. / 75pF max.
basic (IEC/EN60950-1)
functional (IEC/EN60601-1)
Insulation Grade
Notes:
Note6: For repeat Hi-Pot testing, reduce the time and/or the test voltage
Note7: Refer to local safety regulations if input over-current protection is also required. Recommended fuse: slow blow type
ENVIRONMENTAL
Parameter
Condition
Operating Temperature Range
Value
full load (see graph)
-40°C to +85°C
Maximum Case Temperature
+110°C
Temperature Coefficient
±0.03%/K typ.
Thermal Impedance
67K/W
2000m (IEC/EN60950-1)
3000m (IEC/EN60601-1)
Operating Altitude
Operating Humidity
non-condensing
95% RH max.
Pollution Degree
PD2
MTBF
according to MIL-HDBK-217F, G.B.
+25°C
+85°C
11800 x 10 hours
4800 x 103 hours
3
Derating Graph
100
90
Output Load [%]
80
70
60
50
40
30
20
10
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
85
Ambient Temperature [°C]
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REV.: 4/2020
ECO-4
RO
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nom. Vin, full load unless otherwise stated)
SAFETY AND CERTIFICATIONS
Certificate Type (Safety)
Report / File Number
Information Technology Equipment, General Requirements for Safety
LVD1602031
Information Technology Equipment, General Requirements for Safety
E358085-A4-UL
Information Technology Equipment, General Requirements for Safety (CB)
Standard
IEC60950-1:2005, 2nd Edition + A2:2013
EN60950-1:2006 + A2:2013
UL60950-1, 2nd Edition:2007
CAN/CSA C22.2 No. 60950-1-03, 2nd Edition:2007
E322406-A4-CB-1
Medical electrical equipment Part 1: General requirements for basic
safety and essential performance
IEC60950-1:2005, 2nd Edition
EN60601-1:2006 + A12:2014
IEC60601-1:2005 + A1:2012, 3rd Edition
WD-SE-R-180677-A0
EAC
RU-AT.49.09571
TP TC 004/2011
RoHS 2
RoHS-2011/65/EU + AM-2015/863
EMC Compliance
Electromagnetic compatibility of multimedia equipment Emission requirements
Condition
Standard / Criterion
with external filter
(see filter suggestion below)
EN55032, Class A and B
EMC Filter Suggestion according to EN55032
C3
L1
+Vin
C1
+Vin
+Vout
-Vin
-Vout
+Vout
C2
-Vin
-Vout
C4
Component List Class A
MODEL
RO-0505S
RO-1205S
RO-2405S
C1
10µF
100V MLCC
Component List Class B
L1
N/A
C2
1nF
50V MLCC
C4 (safety)
MODEL
N/A
RO-0505S
2.2nF
RO-1205S
N/A
RO-2405S
C1
L1
10µF
22µH choke
100V MLCC RLS-226
C3 (safety) C4 (safety)
1nF
2.2nF
Notes:
Note8: Filter suggestions are valid for indicated part numbers only. For other part numbers, please contact RECOM tech support for advice
DIMENSION AND PHYSICAL CHARACTERISTICS
Parameter
Type
Value
Material
case
potting
PCB
non-conductive black plastic, (UL94V-0)
epoxy, (UL94V-0)
FR4, (UL94V-0)
Dimension (LxWxH)
11.5 x 6.0 x 10.0mm
Weight
1.4g typ.
continued on next page
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REV.: 4/2020
ECO-5
RO
DC/DC Converter
Series
Specifications (measured @ Ta= 25°C, nom. Vin, full load unless otherwise stated)
Dimension Drawing (mm)
embossed logo
11.5
6.0
Pinning Information
10.0
Recommended Footprint Details
2.54
1 2 3 4
Bottom View
2.54
7.62
Single
-Vin
+Vin
-Vout
+Vout
Tolerance:
xx.x= ±0.5mm
xx.xx= ±0.25mm
Top View
1 2 3 4
1.25
1.90
0.25±0.05
4.10
0.51
0.51+0.10/-0.05
Pin #
1
2
3
4
Marking
INSTALLATION AND APPLICATION
Typical Application
RO-0512S
+5V
GND
+Vin
+Vout
-Vin
-Vout
Single Board Computer
(Raspberry Pi, Arduino,
Beaglebone, etc.)
+12V
12V PIR
Senor, IP
Camera, etc.
Data
PACKAGING INFORMATION
Parameter
Type
Value
Packaging Dimension (LxWxH)
tube
520.0 x 16.0 x 9.0mm
Packaging Quantity
tube
42pcs
Storage Temperature Range
Storage Humidity
-55°C to +125°C
non-condensing
95% RH max.
The product information and specifications may be subject to changes even without prior written notice.The product has been designed for various applications; its suitability lies in the responsibility of each customer. The
products are not authorized for use in safety-critical applications without RECOM’s explicit written consent. A safety-critical application is an application where a failure may reasonably be expected to endanger or cause
loss of life, inflict bodily harm or damage property. The applicant shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized
use of RECOM products in such safety-critical applications.
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REV.: 4/2020
ECO-6