CTSLF0745TF-221M

Fixed Inductors Overview

The CTSLF0745TF-221M is a shielded wirewound power inductor from Central Technologies, designed for surface-mount applications. It features an inductance of 220 µH with a ±20% tolerance and a test frequency of 1.0 kHz. The component has a maximum DC resistance of 0.85 Ω and a saturation current rating of 0.33 A. Its physical dimensions are 7 × 7 × 4.5 mm, and it operates within a temperature range of -20°C to +85°C.

Fixed Inductors Feature Summary

• Shielded wirewound construction minimizes electromagnetic interference
• Surface-mount design facilitates automated assembly processes
• RoHS compliant manufacturing ensures environmental safety standards

Fixed Inductors Applications

• DC-DC converter output filtering
• General purpose power supply circuits
• Signal processing energy storage

Fixed Inductors Procurement Notes

Verify the suffix 'F' indicates RoHS compliance as specified by the manufacturer. Confirm the inductance value matches the required circuit specifications. Ensure the operating temperature range meets the application's thermal requirements. Check that the package dimensions align with the PCB layout constraints.

Fixed Inductors Selection Notes

Select this component when a shielded inductor is required to reduce magnetic field leakage. Consider the 0.33 A current rating to ensure adequate performance under load. The 7x7mm footprint offers a balance between size and power handling. Verify compatibility with standard reflow soldering profiles.

Fixed Inductors Part Context

This part belongs to the CTSLF0745TF series, which includes various inductance values ranging from 2.2 µH to 1000 µH. All variants share similar physical dimensions and shielding characteristics. The series provides options for different current ratings based on the specific inductance selected.

Fixed Inductors Replacement Considerations

Direct substitutes include other parts from the CTSLF0745TF series with identical electrical parameters. Cross-reference with other manufacturers offering 220 µH shielded SMD inductors with comparable current ratings and dimensions.