• 40mW max. No Load Power Consumption
• High Efficiency up to 76%
• Isolated Output 3kVAC / 1 min
• SCP, OVP Protection
Features
AC/DC Converter
Regulated
Converters
• Wide Operating Temperature Range:
-40°C to +85°C
• Universal Input 85-305VAC
RAC03-SER/277
3 Watt
Single
Description
3
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.
Output
Selection Guide
Part
Number
Input
Voltage Range
(VAC)
Output
Voltage
(VDC)
Output
Current
(mA)
Efficiency
typ.
Max. Capacitive
Load
(µF)
(%)
RAC03-3.3SER/277
RAC03-05SER/277
RAC03-12SER/277
RAC03-24SER/277
85-305
85-305
85-305
85-305
3.3
5
12
24
900
600
250
125
68
70
74
76
22000
7500
1000
200
Model Numbering
RAC03-__SER/277-_
Output Voltage
Packaging (1)
Notes:
Note1: add suffix “-TRAY” for Tray packaging, without suffix standard cardboard
box packaging.
Examples:
e.g. RAC03-05SER/277-TRAY, Single Output, 5Vout and Tray Packaging
E224736
Specifications (measured at T = 25°C, nominal input voltage (115/230VAC), full load and after warm-up)
A
BASIC CHARACTERISTICS
Parameter
Condition
Min.
Typ.
Max.
EN55024 Certified
EN60950-1 Certified
UL60950-1 Certified
85VAC
120VDC
305VAC
430VDC
Input Voltage Range
full load, 115VAC
full load, 230VAC
70mA
45mA
Input Current
Inrush Current
cold start at 25°C, 115VAC
cold start at 25°C, 230VAC
15A
30A
No load Power Consumption
Input Frequency Range
Hold-up time
85-305VAC, 47-440Hz
AC Input
40mW
440Hz
47Hz
115VAC
18ms
Operating Frequency Range
Efficiency
100% load at nominal Vin
55kHz
10%
see Selection Guide
Minimum Load
continued on next page
www.recom-power.com
REV.: 2/2016
PA-1