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300 Watt DO-160 Wide Frequency Range Power Supply

Application: Internal cabin equipment requiring a power supply to operate from a 115VAC power source with a 360-800Hz wide frequency range for Boeing and Airbus commercial aircraft applications.

Project Abstract: The goal was to use existing “hardware” to minimize the NRE cost, incorporate proven designs and accelerate the delivery cycle for samples. We used a previously designed, wide range frequency frontend as the primary input section and matched it with one of our high efficiency, dc to dc converter modules. These sections were positioned on a PCB that included additional EMI filtering, hold up capacitors and control circuitry. This model was designed to operate in high temp environments and provides conduction cooling through the baseplate.

Product Highlights:

  • Wide Frequency Range: 360-800Hz

  • Input voltage: 115Vac, Single Phase

  • Output: 300 watts

  • Output Voltage: 24Vdc

  • Custom Aluminum Enclosure

  • Baseplate Operating Temp: -40° to +85°C

  • Specialized I/O Connectors