LDRS4949MT100

Fixed Inductors Overview

The LDRS4949MT100 is a general-purpose shielded surface-mount power inductor manufactured by Stackpole Electronics Inc. It features a 10 µH nominal inductance with a 20% tolerance and operates at a switching frequency of 1 kHz. The component utilizes a 4949 SMD package, measuring 12.5 mm in length and width, with a maximum height of 5.5 mm. It has a DC resistance of 0.41 Ω and supports a maximum rated current of 1 A. The device is RoHS compliant, lead-free, and functions within an operating temperature range of -40 °C to 85 °C.

Fixed Inductors Feature Summary

• Shielded construction for reduced electromagnetic interference
• Surface-mount design compatible with automated assembly
• Lead-free and RoHS compliant manufacturing

Fixed Inductors Applications

• Power supply circuits
• General-purpose filtering applications
• DC-DC converter stages

Fixed Inductors Procurement Notes

Verify the specific manufacturer part number against official Stackpole Electronics documentation to confirm electrical parameters and compliance status. Ensure that the procurement channel provides valid traceability for the component's RoHS and lead-free certifications. Cross-reference the datasheet specifications regarding thermal performance and current ratings prior to finalizing orders to guarantee alignment with system requirements.

Fixed Inductors Selection Notes

Select this component based on its 10 µH inductance value and 1 A current rating suitable for low-frequency power applications. The 4949 footprint offers a balance between size constraints and power handling capabilities. Consider the shielded design if minimizing magnetic interference is critical. Verify that the operating temperature range meets the environmental conditions of the intended deployment scenario.

Fixed Inductors Part Context

This inductor belongs to the LDRS series of surface-mount components produced by Stackpole Electronics Inc., a manufacturer established in 1928 specializing in resistive and passive electronic components. The company provides a range of products including thick film and thin film resistors, as well as inductive solutions designed for various industrial and consumer electronics applications.

Fixed Inductors Replacement Considerations

Consult official Stackpole documentation for confirmed substitute part numbers. No public substitutes are identified in the provided data.