CTX20-3-R

Arrays, Signal Transformers Overview

The CTX20-3-R is a coupled inductor from the Eaton Electronics CTX series, featuring an iron powder core and SMD/SMT termination. It offers a parallel inductance of 20.62 uH and a series inductance of 82.47 uH with a 20% tolerance. The component supports a maximum DC current of 1.5 A and has a maximum DC resistance of 78 mohms. Its physical dimensions are 13.97 mm in length, 13.97 mm in width, and 4.83 mm in height. It operates within a temperature range of -40 C to +85 C.

Arrays, Signal Transformers Feature Summary

• Dual-winding coupled inductor design for power supply filtering
• Iron powder core construction for stable magnetic performance
• Surface-mount compatible package for automated assembly

Arrays, Signal Transformers Applications

• DC-DC converter input/output filtering
• Power supply noise suppression circuits
• EMI reduction in compact electronic devices

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix and manufacturer part number against official Eaton documentation to ensure correct inductance and current ratings. Confirm RoHS compliance status and packaging type (Reel) requirements prior to ordering. Cross-reference electrical parameters with system design specifications to validate thermal and current handling capabilities.

Arrays, Signal Transformers Selection Notes

Select this component when a coupled inductor with approximately 20 uH parallel inductance and 1.5 A current rating is required. Ensure the PCB footprint accommodates the 13.97 x 13.97 mm body size. Verify that the operating environment stays within the specified -40 C to +85 C temperature range for reliable performance.

Arrays, Signal Transformers Part Context

This component belongs to the Eaton CTX series of coupled inductors, designed for general-purpose power electronics applications. The series utilizes iron powder cores to provide robust performance under varying load conditions. These components are typically used in conjunction with other passive elements to shape frequency response and manage ripple currents in switching power supplies.

Arrays, Signal Transformers Replacement Considerations

Consult Eaton's official cross-reference tools or datasheets for verified substitute part numbers. Do not assume functional equivalence based solely on similar inductance values; verify pinout, saturation current, and physical dimensions before substitution.