Features
Regulated
Converters
●
●
●
●
●
●
●
●
●
Compact AC-DC Power Supply
20 Watt PCB Mount Package
Universal Input Voltage Range
3000VAC Isolation
Low Output Ripple and Noise
Short Circuit Protected
Low Temperature Operation
Anti-Vibration Mechanical Fixing
CE Marked
POWERLINE
AC/DC-Converter
with 3 year Warranty
Description
Compact switching AC/DC power module for PCB, screw-terminal
connection or DIN-rail mounting. The converter is pin compatible with
the RAC05-SB and RAC10-SB models. A threaded insert is provided for
additional mechanical fixing.
Selection Guide
Part
Number
RAC20-3.3SB
RAC20-05SB
RAC20-12SB
RAC20-15SB
RAC20-24SB
Input
Range
(VAC)
90-264
90-264
90-264
90-264
90-264
Output
Voltage
(VDC)
3.3
5
12
15
24
Output
Current
(mA)
3600
3600
1660
1330
833
Typical
Efficiency
(%)
74
78
82
83
83
Maximum
Power
(W)
11.9W
18W
20W
20W
20W
Max.
Capacitive
Load
4500µF
3500µF
1800µF
1500µF
1200µF
20 Watt
Single
Output
*add suffix "-ST” for screw terminal module e.g. RAC20-05SB-ST
Specifications
(typical at 25°C and after warm up time unless otherwise specified )
Input Voltage Range
Rated Power
Input Frequency Range (for AC Input)
Input Current (full load)
No Load Power Consumption
Inrush Current (<2ms)
90-264VAC or 120-370VDC
20 Watts max.
47-440Hz
385mA / 250mA max.
470mW max.
20A max.
40A max.
0.75mA max.
±2%
±0.5% typ.
±1% typ.
75mVp-p max.
120mVp-p max.
1% Vout
100 - 130kHz typ.
0%
3000VAC min.
±0.02%/°C typ.
100 MΩ min.
Continuous, Automatic Restart
OVC II
-40°C to +70°C
-40°C to +40°C
-40°C to +45°C
-40°C to +85°C
95% RH max.
Epoxy with Fibreglass (UL94V-0)
59g
5 pcs (-ST Version: 1 pc)
designed to meet EN 55022 Class B / EN 55024
using MIL-HDBK-217F
>250 x 10
3
hours
continued on next page
REV: 0/2015
2011/65/EU
6/6
RoHS
115VAC/230VAC
115VAC/230VAC
115VAC
230VAC
CE Marked
Leakage Current
Output Voltage Accuracy (Full load)
Line Voltage Regulation (low line, high line at full load)
Load Voltage Regulation ( 5% to 100% full load )
Output Ripple and Noise
(2)
Ripple (3.3V, 5V)
Noise (3.3V, 5V)
Others (Ripple and Noise)
Operating Frequency
Minimum Load
Isolation Voltage (input to output)
Temperature Coefficient
Isolation Resistance
Short Circuit Protection
Over Voltage Category
Operating Temp. Range (Natural Convection, with derating)
3.3V, 5V (no derating)
Others (no derating)
Storage Temperature Range
Humidity
Case Material
Package Weight
Packing Quantity
EMC
MTBF (+25°C)
www.recom-power.com
RAC20-B
Derating-Graph
(Ambient Temperature)
125
100
Output Power (%)
3.3V, 5V
Others
75
50
25
0
-40 -25 -10 0
38
45
60 70 80 90
Natural Convection
Ambient Temperature Range (°C)
Refer to Application Notes
PA-47
POWERLINE
AC/DC-Converter
Specifications
(typical at 25°C and after warm up time unless otherwise specified )
Notes:
Note 1: Ripple & Noise measured with 20MHz BW probe and 0.47µF capacitor in parallel across the outputs.
Note 2: Suggested input fuse rating 2A Slow Blow
RAC20-SB
Series
Screw Terminal Module Option (suffix -ST)
29.1
5.5
Removable DIN-Rail
Mounting Bracket
Pin Connections
Pin #
1
Single Out
NC
VAC in (L)
VAC in (N)
NC
+VDC out
-VDC out
NC
NC
dia.3.5 x 4
4
5
2
3
4
5
1
2
3
Fuse
86.1
96.0
RAC20-xxSB
6
7
8
46.0
53.9
6
7
8
NC = No Connection
RAC20-B
Standard Package Style and Pinning
52.5
27.5
23.50
8.0
45.7
1.0
20.3
Pin Connections
Pin #
1
2
3
Single Out
VAC in (L)
VAC in (N)
+VDC out
-VDC out
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
Recommended Footprint Details
13.75
2
4
1
Bottom View
4
3
4
10.15
10.15
1
4.85
3
2.54
10.15
2
2.54
Top View
14.0
M3x0.5 Threaded Metal Insert.
Hole Depth = 3.1mm.
Max. Torque = 1.21Nm
1.2ø+0.2/0.1
The product information and specifications are subject to change without prior notice. RECOM products are not authorized for use in safety-critical applications (such as life support) without RECOM’s explicit
written consent. A safety-critical application is defined as an application where a failure of a RECOM product may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The buyer
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.
PA-48
REV: 0/2015
www.recom-power.com
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