SLC7649S-500KLD

Fixed Inductors Overview

The Coilcraft SLC7649S-500KLD is a shielded surface-mount power inductor from the SLC7649S series, designed for high-current applications. It features a ferrite core and wirewound construction with matte tin over nickel over copper terminations. The component provides an inductance of 50 nH with a tolerance of ±10%. It supports a maximum DC current of 74 A and a saturation current of 74 A, while maintaining a low maximum DC resistance of 0.17 mOhms. The device operates within a temperature range of -40°C to +85°C and is available in a nonstandard package.

Fixed Inductors Feature Summary

• Shielded design utilizing a ferrite core to minimize electromagnetic interference
• High current handling capability suitable for demanding power delivery networks
• Low direct current resistance to reduce conduction losses
• Robust matte tin over nickel over copper termination style

Fixed Inductors Applications

• Multi-phase voltage regulator modules (VRMs)
• Point-of-load (POL) converters
• High-density power supply stages

Fixed Inductors Procurement Notes

Verify the specific suffix KLD against the manufacturer's official datasheet to confirm exact tolerance and packaging specifications. Ensure that the required current ratings align with the thermal management capabilities of the target circuit board. Confirm RoHS compliance status and lead times through authorized distributors prior to finalizing procurement plans.

Fixed Inductors Selection Notes

Select this component when sub-milliohm resistance and high current capacity are critical requirements. The shielded architecture makes it suitable for space-constrained designs where magnetic coupling must be contained. Evaluate the thermal performance at the intended operating current to ensure the temperature rise remains within acceptable limits for the application environment.

Fixed Inductors Part Context

This part belongs to the SLC7649S series, which offers a broad range of inductance values from 36 nH to 150 nH. The series is characterized by very high current handling and low DCR, targeting modern high-performance computing and server power architectures. It complements other Coilcraft magnetics solutions for complete power stage design.

Fixed Inductors Replacement Considerations

Compatible substitutes include the SLC7649S-500KLB and SLC7649S-500MLC, which share similar electrical characteristics and form factors. Verify pin compatibility and thermal performance before swapping components to ensure system integrity.