HA65A-251533RLF

Overview

The HA65A-251533RLF is a surface mount power inductor from the HA65A series by TT Electronics/BI Magnetics. It features an EI-shaped core and unshielded construction, designed for high-current applications. The component has a nominal inductance of 33 µH with a ±10% tolerance. Key electrical parameters include a maximum DC resistance (DCR) of 2.6 mΩ, a saturation current (Isat) of 10.3 A, and a self-resonant frequency (SRF) of 6 MHz. It is rated for AEC-Q200 compliance, indicating suitability for automotive environments.

Feature Summary

• EI-shaped core design optimized for surface mount mounting
• Unshielded construction to minimize magnetic interference
• High saturation current capability for power handling
• Low DC resistance for efficient energy transfer

Applications

• Automotive power supply circuits
• Industrial power conversion systems
• General-purpose DC-DC converters

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific part number matches the required inductance and current ratings for your circuit design. Check for any recent lifecycle status updates, as availability may vary. Ensure storage conditions comply with moisture sensitivity levels if applicable. Request detailed datasheets and test reports to validate performance against application requirements before finalizing procurement.

Selection Notes

Select this inductor when high saturation current and low DCR are critical for power efficiency. The 33 µH value suits specific filtering needs in switching regulators. Consider the unshielded nature for layout planning to manage electromagnetic interference. Verify thermal performance under load conditions. Compare alternative values within the HA65A series if different inductance or current ratings better fit the system specifications.

Part Context

The HA65A series represents a line of fixed power inductors from TT Electronics/BI Magnetics, formerly BI Technologies. These components are engineered for robust performance in demanding electronic applications. The series includes various inductance values tailored for different power management requirements. TT Electronics leverages decades of expertise in electromagnetic components to provide reliable solutions for transportation and industrial sectors.

Replacement Considerations

Check for direct substitutes within the HA65A series offering identical 33 µH inductance and similar current ratings. Verify pin compatibility and mechanical dimensions for PCB footprint alignment. Ensure replacement parts meet the same AEC-Q200 standards if automotive use is intended. Consult manufacturer cross-reference lists for validated alternatives.