25 to 40 Watt AC-DC Power Supplies – RA-025U & RA-040U Series

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40 Watt AC-DC Power Supplies

Product Information

RA-025U & RA-040U Series are Single Output 25 to 40 Watt AC-DC Power Supplies, available in an open PCB format.

RA-025U & RA-040U series 25 to 40 watt AC-DC Power Supplies have Universal AC Input from 90-264VAC with outputs of 5V, 12V, 15V, 19V, 24V, 36V and 48V.

RA-025U & RA-040U series 25 to 40 watt AC-DC Power Supplies have approvals to the UL60950-1 2nd Edition, CSA22.2 No.60950-1 2nd Edition and EN60950-1 2nd Edition standard, offer Class B line emissions and will operate over a wide 0°C to +70°C ambient temperature range.

TWO YEAR WARRANTY

Features and Options
  • Compact 1.5” x 3” Footprint
  • Universal AC Input
  • Meets Efficiency Level V
  • 25-40 Watts Convection
  • No Load Consumption <100mW
SPECIFICATIONS
 
INPUT
Voltage Range 90-264VAC
Frequency 47-63Hz
Current, RMS <1A @115VAC | <0.5A @ 230VAC
Inrush Current, cold start @ 25°C <40A Peak @ 115VAC | <80A Peak @ 230VAC
EMI Filter EN55022 Curve B, FCC20780 pt. 15J Curve B
Protection Internal Fuse
 
OUTPUT
Total Output Power, Continuous, Max see model table
Total Regulation see datasheet
Ripple & Noise, Pk-Pk see datasheet
Holdup Time, full load @ 115VAC 6mS
Dynamic Response 300μS
Temperature Coefficient ±0.04%/°C
Minimum Load 0A
Overload Protection 180% Full Load, Auto Recovery
Overvoltage Protection Shutdown, Latch off
Short Circuit Protection Auto Recovery
 
GENERAL SPECIFICATIONS
Efficiency 85% typical at Full Load
MTBF 150,000 Hours
IMMUNITY (ITE) EN60601-1 EN61000-4-2, 3, 4, 5, 6, 8, 11
Safety Standards UL60950-1 2nd Ed., CSA22.2 No.60950-1 2nd Ed., EN60950-1 2nd Ed.
 
ENVIRONMENTAL
Operating Temp. Range 0°C to 70°C Ambient
Derating 2.5%/°C, 51°C to 70°C
Storage Temp. Range -40°C to + 85°C
Humidity 10% to 95%, Non-Condensing
Cooling Natural Convection
 
PHYSICAL SPECIFICATIONS
Format Open PCB
Dimensions, inches (mm)

3.00 (76.2) L x 1.50 (38.1) W x 0.93 (23.5) H
Weight 0.164 lbs (0.074 kg)
STANDARD MODELS
Model Number Output Voltage Output Current Output Power  
RA-025U-S05 5V 5.00A 25W  
RA-040U-S12 12V 3.34A 40W  
RA-040U-S15 15V 2.67A 40W  
RA-040U-S19 19V 2.23A 40W  
RA-040U-S24 24V 1.67A 40W  
RA-040U-S36 36V 1.12A 40W  
RA-040U-S48 48V 0.84A 40W  

NOTE: All ratings are for convection cooling. All models allow 10W addditional peak output power for up to 60 seconds. Average power must never exceed figure shown in table.

CALL: +1-954-905-1070

EMAIL: the.power.solution@unipowerco.com