CTX20-4A-R

Arrays, Signal Transformers Overview

The CTX20-4A-R is a surface-mount coupled inductor from the OCTA-PAC PLUS series by Eaton Electronics. It features an amorphous metal core and offers a parallel inductance of 19.58 µH with a tolerance of 20%. The component supports a maximum DC current of 3.0 A and has a maximum DC resistance of 34 mOhms. Its physical dimensions are 13.97 mm in length, 13.97 mm in width, and 6.35 mm in height. The device operates within a temperature range of -40°C to +85°C.

Arrays, Signal Transformers Feature Summary

• Utilizes an amorphous metal core for efficient magnetic performance.
• Designed for surface-mount technology (SMD/SMT) installation.
• Provides dual-coil configuration for coupled inductor applications.

Arrays, Signal Transformers Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• Signal processing impedance matching

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix and packaging format against the manufacturer's latest datasheet before finalizing orders. Confirm that the requested quantity aligns with available reel or cut-tape options. Ensure compliance with RoHS directives and check for any recent product change notices affecting availability or specifications.

Arrays, Signal Transformers Selection Notes

Select this component when a compact coupled inductor with low DC resistance is required for high-current applications. The 3.0 A rating and small footprint make it suitable for space-constrained designs. Compare parallel and series inductance values against circuit requirements to ensure proper filter characteristics.

Arrays, Signal Transformers Part Context

This part belongs to the CTX series of toroidal power inductors manufactured by Eaton Electronics. The OCTA-PAC PLUS branding indicates a specific line optimized for high-performance power management solutions. These components are widely used in industrial and consumer electronics for their reliability and compact size.

Arrays, Signal Transformers Replacement Considerations

Consult Eaton Electronics documentation for verified substitute part numbers within the CTX series. Ensure any replacement matches the pinout, inductance value, and current rating to maintain circuit integrity.