CTCDRH127/LDF-221M

Fixed Inductors Overview

The CTCDRH127/LDF-221M is a shielded power inductor from the Central Technologies CTCDRH127/LD series, designed for surface-mount applications. It features a ferrite core and wirewound construction within a 12.00mm x 12.00mm x 8.00mm package. The component provides an inductance of 220 µH with a tolerance of ±20% (indicated by 'M'). It has a maximum DC resistance of 390 mΩ and supports a saturation current of 1.16 A. Operating within a temperature range of -40°C to +100°C, it is tested at 1 kHz.

Fixed Inductors Feature Summary

• Shielded magnetic structure minimizes electromagnetic interference
• Ferrite core construction for stable power performance
• Surface-mount design for automated assembly integration

Fixed Inductors Applications

• Power supply filtering circuits
• DC-DC converter energy storage
• Industrial power management systems

Fixed Inductors Procurement Notes

Verify the suffix 'F' indicates RoHS compliance as per manufacturer specifications. Confirm the 'M' suffix denotes ±20% tolerance. Ensure the ordering part number matches the required inductance value of 220 µH. Cross-reference the DCR and current ratings against specific circuit requirements before finalizing procurement orders.

Fixed Inductors Selection Notes

Select this component when a shielded SMD inductor with 220 µH nominal value is required. Consider the 1.16 A saturation current limit for load conditions. The 12x12x8 mm footprint suits space-constrained PCB layouts. Verify thermal management capabilities within the -40°C to +100°C operating range for the target environment.

Fixed Inductors Part Context

This part belongs to the CTCDRH127/LD series by Central Technologies, covering inductances from 1.0 µH to 1,000 µH. The series offers shielded power inductors suitable for various electronic applications. The specific model CTCDRH127/LDF-221M represents a variant with defined electrical characteristics and packaging options within this broader product line.

Fixed Inductors Replacement Considerations

Direct substitutes include other CDRH127 series components from Sumida, such as CDRH127NP-221MC, which share similar physical dimensions and electrical parameters. Verify compatibility regarding tolerance, current ratings, and mounting specifications before substitution.