RP428-25-2000-S

Power Line Filter Modules Overview

The Astrodyne TDI RP428-25-2000-S is a single-output, regulated DC power supply designed for high-reliability applications. It delivers a fixed output voltage of 25 volts at a maximum current of 20 amperes, providing a total rated power of 500 watts. The unit features a universal input voltage range supporting 85 to 264 VAC and operates within a frequency range of 47 to 440 Hz. Key electrical specifications include a line regulation of less than 0.1% and load regulation of less than 0.1%. Efficiency exceeds 85%, with a typical value around 89%. The device incorporates comprehensive protection mechanisms including over-voltage, over-current, and short-circuit protection, ensuring robust performance in demanding environments.

Power Line Filter Modules Feature Summary

• High-efficiency switching topology for reduced thermal stress
• Comprehensive protection suite including OVP, OCP, and SCP
• Universal AC input compatibility for global deployment
• Fixed regulated output for stable system operation

Power Line Filter Modules Applications

• Telecommunications infrastructure equipment
• Industrial automation control systems
• Medical diagnostic imaging devices
• Test and measurement instrumentation

Power Line Filter Modules Procurement Notes

Verify the specific suffix codes on the datasheet to confirm terminal type and mounting configuration. Ensure the input voltage requirements match your facility's power standards. Confirm that the physical dimensions fit the intended chassis or rack space. Check for any required certifications for your target market, such as UL or CE marks, which may vary by region.

Power Line Filter Modules Selection Notes

Select this model when a fixed 25V output is required rather than an adjustable one. Consider the 20A current rating against peak load demands to ensure adequate headroom. Evaluate the thermal management needs based on the enclosure environment. Compare efficiency ratings against other models if energy consumption is a critical factor for the application.

Power Line Filter Modules Part Context

This unit belongs to the RP428 series of open-frame DC power supplies from Astrodyne TDI. The series is engineered for OEM integration into larger electronic systems. It shares common design principles with other units in the family, such as similar protection circuits and cooling methods, but differs in output voltage and current capabilities. The RP428 series is widely used in sectors requiring reliable, compact power conversion solutions.

Power Line Filter Modules Replacement Considerations

Direct replacements must match the 25V/20A output specification. Verify pinout compatibility if using existing connectors. Check mechanical footprint constraints for direct swap scenarios. Alternative models from the same manufacturer with different voltage ratings are not suitable substitutes without circuit redesign.