Features
Regulated
Converter
Description
• 40mW max. no load power consumption
• High efficiency up to 76%
• Isolated output 3kVAC / 1 min
• SCP, OVP protection
• Wide operating temperature range: -40°C to +85°C
• Universal input 85-305VAC
AC/DC Converter
RAC03-SER/277
RAC
3 Watt
Single
Output
The modules of the RAC03-SER/277 series are regulated AC/DC converters with 3kVAC isolation and a
round, flat shape. This series has been designed to offer low stand-by consumption and an ultra-wide
input voltage range. Uses include a variety of applications in building automation, security systems and
communication systems.
Selection Guide
Part
Number
RAC03-3.3SER/277
RAC03-05SER/277
RAC03-12SER/277
RAC03-24SER/277
Input
Voltage Range
[VAC]
100-277
100-277
100-277
100-277
Output
Voltage
[VDC]
3.3
5
12
24
Output
Current
[mA]
900
600
250
125
Efficiency
typ
(1)
[%]
68
70
74
76
Max. Capacitive
Load
(2)
[µF]
22000
7500
1000
200
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 resisitive load
Model Numbering
RAC03-__ SER/277-_
nom. Output Power
Output Voltage
Packaging
(3)
Single
E224736
Notes:
Note3: add suffix “-TRAY” for Tray packaging, without suffix standard cardboard box packaging
Ordering Examples:
RAC03-05SER/277
RAC03-12SER/277
RAC03-05SER/277-TRAY
3 Watt
3 Watt
3 Watt
5Vout
12Vout
5Vout
Single Output
Single Output
Single Output
cardboard box
cardboard box
tray packaging
UL60950-1 certified
CAN/CSA-22.2 No. 60950 certified
EN60335-1 certified
IEC/EN60950-1 certified
CB Report
EN55032 certified
EN55024 certified
EN55014 certified
www.recom-power.com
REV.: 7/2018
PA-1
RAC03-SER/277
AC/DC Converter
Specifications
(measured @ Ta= 25°C, nom. Vin (115/230VAC), full load and after warm-up unless otherwise stated)
BASIC CHARACTERISTICS
Parameter
Input Voltage Range
(4)
Input Current
Inrush Current
No load Power Consumption
Input Frequency Range
Minimum Load
(7)
Hold-up Time
Internal Operating Frequency
Output Ripple and Noise
Notes:
Note4:
Note5:
(5)
Series
Condition
nom. Vin= 230VAC
115VAC
230VAC
cold start at +25°C
115VAC
230VAC
AC Input
115VAC
100% load at nominal Vin
3.3Vout
all others
47Hz
10%
18ms
55kHz
250mVp-p
200mVp-p
Min.
85VAC
120VDC
Typ.
277VAC
70mA
45mA
Max.
305VAC
430VDC
15A
30A
40mW
440Hz
85-305VAC/ 47-440Hz
No line derating required
Ripple and Noise is the maximum peak-to-peak voltage value measured at the output with a 20MHz bandwidth, at rated line voltage
at full load. And with a 47µF low-ESR electrolytic capacitor in parallel with a 0.1µF ceramic capacitor across output
Efficiency vs. Load
100
90
80
RAC03-05SER/277
Efficiency [%]
70
60
50
40
30
20
10
0
0
10
20
30
40
50
60
70
115VAC
230VAC
277VAC
80
90
100
Output Load [%]
REGULATIONS
Parameter
Output Voltage Tolerance
(6)
Line Regulation
Load Regulation
(7)
Condition
3.3Vout
5Vout
12, 24Vout
low line to high line, full load
10% to 100% load
3.3Vout
5Vout
12, 24Vout
Value
±4.0% typ. / ±8.0% max.
±3.5% typ. / ±5.0% max.
±3.0% typ. / ±4.0% max.
±0.7% typ. / ±1.0% max.
5.5% typ. / 9.0% max.
5.0% typ. / 7.5% max.
4.0% typ. / 5.5% max.
Notes:
Note6: Includes initial voltage accuracy, thermal drift, line regulation and load regulation at rated input voltage and load conditions
Note7: Operation below 10% load will not harm the converter, but specifications may not be met
www.recom-power.com
REV.: 7/2018
PA-2
RAC03-SER/277
AC/DC Converter
Specifications
(measured @ Ta= 25°C, nom. Vin (115/230VAC), full load and after warm-up unless otherwise stated)
SAFETY AND CERTIFICATIONS
Certificate Type (Safety)
Information Technology Equipment, General Requirements for Safety
(CB Scheme)
Information Technology Equipment, General Requirements for Safety
Household and similar electrical appliances, General requirements
EAC Safety of Low Voltage Equipment
RoHS2+
Series
Report / File Number
L0339L26-CB-1-B4
E224736-A24-UL
L0339L26-B2-L
RU-AT.37.02367
Standard
IEC60950-1:2005 2nd Edition + A2:2013
EN60950-1:2006 + A2:2013
UL No. 60950-1, 2nd Edition, 2014
CAN/CSA-C22.2 No. 60950-1-07, 2nd Edition, 2014
EN60335-1:2012+A11:2014
TP TC 004/2011
RoHS-2011/65/EU + AM-2015/863
EMC Compliance (Industrial)
Information technology equipment - Radio disturbance
characteristics - Limits and methods of measurement
Information technology equipment - Immunity characteristics -
Limits and methods of measurement
ESD Electrostatic discharge immunity test
Radiated, radio-frequency, electromagnetic field immunity test
Fast Transient and Burst Immunity
Power Magnetic Field Immunity
Voltage Dips and Interruption
Limits of Voltage Fluctuations & Flicker
Condition
Standard / Criterion
EN55032:2015, Class B
EN55024:2010
±8kV air, ±4kV contact
3V/m
AC Power Port: ±1kV
50Hz, 1A/m
Voltage Dips: >95% reduction
>30% reduction
Interruption: >95%
EN61000-4-2:2009, Criteria B
EN61000-4-3:2006 + A2:2010, Criteria A
EN61000-4-4:2012, Criteria A
EN61000-4-8:2010, Criteria A
EN61000-4-11:2004, Criteria A
EN61000-4-11:2004, Criteria A
EN61000-4-11:2004, Criteria B
EN61000-3-3:2013
EMC Compliance (Household)
Electromagnetic compatibility of multimedia equipment – Emission
Requirements
Information technology equipment - Immunity characteristics -
Limits and methods of measurement
ESD Electrostatic discharge immunity test
Radiated, radio-frequency, electromagnetic field immunity test
Fast Transient and Burst Immunity
Surge Immunity
Immunity to conducted disturbances, induced by radio-frequency fields
Voltage Dips and Interruption
Limits of Harmonic Current Emissions
Limits of Voltage Fluctuations & Flicker
Condition
Standard / Criterion
EN55014-1:2006+A2:2011
EN55014-2:2015
±8kV Air, ±4kV Contact
3V/m
AC Power Port +/-1.0kV
DC Output +/-0.5kV
AC Power Port L-N +/-2kV
DC Output L-N +/-1kV
AC Power Port 3V, DC Output 3V
Voltage Dips: >95% reduction
>30% reduction
Interruption: >95%
IEC61000-4-2:2008, Criteria A
IEC61000-4-3:2006 + A2:2010, Criteria A
IEC61000-4-4:2012, Criteria A
IEC61000-4-5:2014, Criteria B
IEC61000-4-6:2013, Criteria A
IEC61000-4-11:2004, Criteria B
IEC61000-4-11:2004, Criteria C
IEC61000-4-11:2004, Criteria C
EN61000-3-2:2014
EN61000-3-3:2013
DIMENSION AND PHYSICAL CHARACTERISTICS
Parameter
Material
Dimension (LxWxH)
Weight
continued on next page
www.recom-power.com
REV.: 7/2018
PA-4
Type
case
potting
Value
black plastic, (UL94V-0)
epoxy, (UL94V-0)
50.3 x 50.3 x 11.0mm
41g typ.
RAC03-SER/277
AC/DC Converter
Specifications
(measured @ Ta= 25°C, nom. Vin (115/230VAC), full load and after warm-up unless otherwise stated)
Dimension Drawing (mm)
31.5
tc
Series
6.0
Top View
Wired information
V+
(Blue)
embossed logo
N
(Red)
(Brown)
L
(Black)
V-
#
1
2
3
4
Function
VAC in (L)
VAC in (N)
+Vout
-Vout
Wire color
brown
blue
red
black
Type
UL-1015
UL-1015
UL-1430
UL-1430
AWG
22
22
22
22
tc=
case temperature measuring point
Tolerance: xx.x= ±0.5mm
xx.xx= ±0.35mm
embossed logo
max. 0.1 height
11.0
Ø2.40
Ø1.56
Ø0.76
10±2
94.0 ±5
Ø0.76
Bottom View
1
0.3
Ø5
4
3
2
PACKAGING INFORMATION
Parameter
Packaging Dimension (LxWxH)
Packaging Quantity
Storage Temperature Range
Type
cardboard box
Value
195.0 x 170.0 x 140.0mm
12pcs
-40°C to +85°C
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.
www.recom-power.com
REV.: 7/2018
PA-5