RP185-10-2.2-QD

Overview

The Astrodyne TDI RP185-10-2.2-QD is a high-performance, single-output DC-DC converter designed for demanding industrial and commercial applications. It delivers a regulated output voltage of 10V with a maximum current capacity of 2.2A, providing a total power output of 22W. The unit operates from an input voltage range of 36V to 75V DC, ensuring compatibility with standard 48V nominal systems. Key electrical specifications include a typical efficiency of 89% at full load and a line regulation of +/-0.5%. The device features comprehensive protection mechanisms including over-voltage, over-current, and short-circuit protection, housed in a compact metal case suitable for panel mounting.

Feature Summary

• Integrated safety protections including over-voltage, over-current, and short-circuit safeguards ensure reliable operation under fault conditions.
• High-efficiency design minimizes thermal generation and energy loss during continuous operation.
• Robust metal enclosure provides effective electromagnetic interference shielding and mechanical durability.

Applications

• Industrial automation control systems
• Telecommunications infrastructure equipment
• Medical diagnostic imaging devices

Procurement Notes

Verify the specific suffix 'QD' against the manufacturer's latest documentation to confirm pinout configuration and regulatory compliance status. Ensure input voltage ranges match the system requirements before integration. Cross-reference the datasheet revision date to validate performance parameters and environmental ratings.

Selection Notes

Select this model when a stable 10V output is required from a 48V nominal bus within a 22W power budget. Consider the physical dimensions and mounting style for chassis integration. Evaluate thermal management needs based on ambient temperature and airflow conditions in the final enclosure.

Part Context

This component belongs to the RP185 series of non-isolated DC-DC converters from Astrodyne TDI. The series is engineered for high reliability in harsh environments. The RP185 family offers various voltage and current configurations, sharing common form factors and protection architectures while differing in specific electrical outputs.

Replacement Considerations

Consult official substitution guides for equivalent models with matching input/output specifications. Verify pin compatibility and thermal characteristics before swapping components. Generic replacements may lack identical protection thresholds or efficiency levels.