WLBD1005HCU330TL

Overview

The WLBD1005HCU330TL is a single-element ferrite chip bead manufactured by Walsin Technology Corporation. It features an impedance of 33 Ohms with a tolerance of ±25% at a test frequency of 100 MHz. The component supports a maximum DC current of 3 A and has a maximum DC resistance of 22 mOhms. It utilizes SMD/SMT termination styles within a 0402 (1005 metric) package measuring 1 mm in length, 0.5 mm in width, and 0.5 mm in height. The device operates reliably between -55°C and +125°C.

Feature Summary

• Provides electromagnetic interference suppression through high-impedance characteristics at specific frequencies.
• Features flexible soft terminations to enhance mechanical reliability during surface mount assembly.
• Designed for shielded applications to minimize external noise coupling.

Applications

• Power line filtering
• EMI suppression circuits
• Signal integrity management

Procurement Notes

Verify the exact part number against manufacturer datasheets to ensure correct impedance and current ratings. Confirm RoHS compliance status and packaging options such as cut tape or reel availability directly with authorized distributors. Cross-reference specifications with design requirements before finalizing procurement orders.

Selection Notes

Select this component when space constraints require a 0402 footprint for ferrite bead applications. Ensure the required attenuation level matches the 33 Ohm specification at 100 MHz. Verify that the circuit's DC current does not exceed the 3 A limit to prevent saturation or thermal issues.

Part Context

This component belongs to the WLBD series of ferrite chip beads from Walsin Technology Corporation. The series offers various impedance values and package sizes to address different EMI suppression needs in compact electronic designs.

Replacement Considerations

Consult official substitution guides for compatible parts with matching impedance and current ratings. Verify package compatibility and electrical performance equivalence before replacing the original component.

FAQ

What is the test frequency for the impedance rating?

The impedance rating of 33 Ohms is specified at a test frequency of 100 MHz.

Does this component support surface mount technology?

Yes, it uses SMD/SMT termination styles suitable for automated surface mount assembly processes.