RPS425DC1U Rugged Power Supply

Field tested, failsafe and long life performance in extreme conditions. Introducing the world’s only MIL-STD/RTCA qualified ATX modular power supply, the RPS425DC1U. This 425W power supply is 70 in3 of volume, and offers big power in a small package.

*Minimum quantity (50) may apply on stand-alone power supply orders.

Features

RPS425DC1U Power Supply

• Compact 1U, 18-36VDC power supply w/ ATX output
• Modular electrical output identical to Seasonic SS-460H1U including cables and mounting holes
• 273.5 mm x 101.6 mm x 41.4 mm footprint
• Tested to MIL-STD-461, and DO-160, Section 21, Cat M
• Convection cooled design relies on internal long-life fans
• Tested to MIL-S-901 and MIL-STD-810, Method 514 , Proc. I

Specifications

Environmental Standards
MIL-STD, 810, Operational Temperature, Method 501/502 Procedure I/II

-40°C to +55°C

MIL-STD, 810,Storage, Method 501, Procedure I/II

-55°C to +85°C

MIL-STD, 810, Humidity, Method 507, Procedure II

240 hours with humidity kit

MIL-STD, 810, Altitude, Method 500

12,500ft operation, 40,000ft transport

MIL-STD, 810, Vibration, Method 514, Procedure I

4.63 GRMS, 5-2000Hz, 60 min/axis

MIL-STD, 810, Shock, Method 516, Procedures I/V

20g, 11msec–functional shock; 40g, 11msec crash hazard shock

MIL-S-901, Grade A
Electromagnetic Compatibility Standards
MIL-STD-461, EMC, CE102 (conducted) & RE102 (radiated) emissions
RTCA DO-160 Section 21, Category M
Mechanical
Form Factor
Fits into a 1U chassis and up
Height
1.63" (4.14cm)
Width
4.0" (10.16cm) (Fits into a 1U chassis and up)
Depth
10.75" (27.31cm) , 11.75”(28.85 cm) with connector
Weight:
3.85 lbs ( 1.75 kgs )
Electrical Specifications
Inrush current, cold start

40 Amps typical, 50 Amps Max @ 500 us

Efficiency, 36VDC, full load

79% typical

Efficiency, 24VDC, full load

80% typical

Efficiency, 18VDC, full load

78% typical

Dielectric withstand, input to frame/ ground

500 VDC 1 Min

Dielectric withstand, input to output

500 VDC 1 Min

Line regulation

±1%

Load regulation

±1%

Cross regulation

±1%

Ripple/ noise

±1%

DC Outputs
+3.3V
+5V
+12.4V
-12V
+5VsB
 
20A
20A
34.3A
0.35A
3A
 
160W
160W
425W
0.35A
3A
 
425W
425W
425W
425W
425W
 
Total Power
 
425W
Input Type
 
18-36VDC
Cooling

Dual fan, active cooling, PWM controlled

Connectors
MIL-DTL-26482, box mount, 5 pin, size 16 shell, olive drab, CT2-16S-8PS
Export Compliance
ECCN: 4A994; Classification is dependent on configuration and is subject to change. Please contact your Business Development Manager to receive the classification of your product.