VPX55HS

800 Watt DC/DC Converter, 3U VPX, SOSA™

The NAI VPX55HS delivers rugged, reliable power with 800 Watts of high-performance DC/DC conversion in a compact 3U VPX package. Designed for aerospace, defense, and industrial systems, this off-the-shelf solution accepts a +28Vdc Input and effortlessly integrates into standard VITA 62 conduction-cooled chassis and thrives in the harshest environments. Aligned with SOSA™ technical standards, it combines advanced features—including continuous Background Built-In-Test (BIT), I2C communication, dual IPMC buses, and robust protection against transients, overloads, and extreme conditions—to ensure mission-critical reliability and consistent performance when it matters most.

Features

• +28VDC input optimized for aerospace and defense platforms
• Multiple output configurations, including standard six outputs and SOSA™-aligned +12V-only options
• Current Share capability for scalable, parallel power distribution
• Rugged VPX-compatible connectors for reliable operation in harsh environments
• VITA 46.11 System Management Bus and VITA 62-compliant I/O for seamless integration and control
• Integrated IPMC with dual IPMB-A/B buses for resilient, redundant management
• Input transient protection compliant with MIL-STD-704
• Integrated EMI filtering per MIL-STD-461 to minimize interference
• Tested to MIL-STD-810 and VITA 47 for proven durability in demanding conditions
• -40°C to +85°C operating temperature range ensures reliable performance in extreme environments