HCB1175-121H

Fixed Inductors Overview

The HCB1175-121H is a fixed surface-mount power inductor from Delta Electronics, designed for high-current applications. It features an inductance of 120 nH with a tolerance of ±15%. The component supports a current rating of 37 A and reaches saturation at 76 A. Its DC resistance is 0.47 mOhm. Operating within a temperature range of -40°C to 125°C, it utilizes a non-shielded design. The physical dimensions are 11.00 mm x 7.20 mm x 7.20 mm, suitable for standard SMT processes.

Fixed Inductors Feature Summary

• High current handling capability with 37 A rating and 76 A saturation threshold
• Low DC resistance of 0.47 mOhm for efficient power transmission
• Robust thermal performance operating up to 125°C
• Non-shielded construction for compact footprint integration

Fixed Inductors Applications

• Point-of-load (POL) voltage regulation modules
• High-density server power supply designs
• Telecommunications power distribution systems

Fixed Inductors Procurement Notes

Verify the specific suffix 'H' against official Delta documentation to confirm mechanical and electrical specifications match project requirements. Ensure compatibility with reflow soldering profiles specified in the datasheet. Confirm RoHS3 compliance status if required by regional regulations. Validate that the 37A rating aligns with system thermal management capabilities.

Fixed Inductors Selection Notes

Select this component when low inductance values around 120 nH are required for fast transient response. The high saturation current of 76 A makes it suitable for heavy-duty loads. Consider the non-shielded nature regarding electromagnetic interference (EMI) constraints in the final assembly layout.

Fixed Inductors Part Context

This part belongs to the HCB1175 series of high-current SMT power inductors. The series offers various inductance options ranging from 0.12 µH to 0.5 µH. These components are engineered for demanding power electronics environments requiring reliable magnetic performance under significant electrical stress.

Fixed Inductors Replacement Considerations

Check Delta's HCB1175 series variants for alternative inductance values. Verify pinout and dimensional compatibility before substituting with other manufacturers' high-current SMD inductors.