HCB1190-551L2

Fixed Inductors Overview

The HCB1190-551L2 is a fixed surface-mount inductor from Delta Electronics, designed for high-current applications. It features an inductance of 550 nH with a tolerance of ±20%, tested at 100 kHz. The component supports a rated current of 42 A and a saturation current (Isat) of 38 A. Its DC resistance is 0.42 mΩ. The unit measures 11.20mm x 11.20mm x 0.283mm (max), operates between -40°C and 125°C, and complies with RoHS3 standards.

Fixed Inductors Feature Summary

• High current handling capability with 42A rated and 38A saturation limits
• Low DC resistance of 0.42 mΩ for efficient power delivery
• Compact non-standard surface mount footprint suitable for space-constrained designs

Fixed Inductors Applications

• Portable device power management circuits
• Cloud computing equipment power distribution
• Automotive electronic systems
• IoT device power regulation

Fixed Inductors Procurement Notes

Verify the specific suffix L2 against official datasheets to confirm pin configuration and packaging details. Ensure compatibility with reflow soldering profiles specified by the manufacturer. Confirm RoHS3 compliance status for target markets. Check lead times as they may vary based on production schedules. Validate that the 42A rating aligns with system thermal requirements.

Fixed Inductors Selection Notes

Select this component when high current capacity is required in a compact form factor. The 550 nH value suits filtering or energy storage in switching regulators. Consider the 0.42 mΩ DCR for minimizing conduction losses. Ensure PCB layout accommodates the 11.20mm square footprint. Verify thermal dissipation capabilities given the 42A rated current.

Fixed Inductors Part Context

Part of the HCB1190 series from Delta Electronics, focusing on passive magnetic components for modern electronics. This series targets portable devices, cloud infrastructure, automotive, and IoT segments. The HCB1190-551L2 represents a specific variant within this lineup, optimized for high-current density applications requiring reliable performance under thermal stress.

Fixed Inductors Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Cross-reference with other Delta HCB series parts only if electrical parameters match exactly. Verify mechanical dimensions and pinout compatibility before considering any alternative components.