SRF0905-102Y

Overview

The SRF0905-102Y is a surface-mount common mode choke manufactured by Bourns Inc. It features an inductance of 1000 uH at 100 kHz and a DC resistance of 310 mOhms. The component supports a maximum DC current of 800 mA and provides an impedance of 1.5 kOhms at 1 MHz. It operates within a temperature range of -40 C to +105 C.

Feature Summary

• Surface mount construction for automated assembly
• Dual-line configuration for common mode noise suppression
• Shielded design to minimize electromagnetic interference

Applications

• Data line filtering
• Signal integrity protection
• EMI suppression in electronic circuits

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct specifications. Confirm package type and termination finish match design requirements. Check for RoHS compliance status if required by project standards. Validate operating temperature range suitability for the intended environment.

Selection Notes

Select this component based on required inductance, current rating, and impedance characteristics. Ensure the surface mount footprint fits the PCB layout constraints. Consider the operating temperature range and DC resistance impact on circuit performance. Verify compatibility with assembly processes and reflow soldering profiles.

Part Context

This component belongs to Bourns' SRF series of shielded common mode chokes. These components are designed for high-frequency noise suppression in compact electronic devices. The series offers various inductance values to suit different filtering needs while maintaining small form factors suitable for modern surface mount applications.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify electrical parameters such as inductance, current rating, and impedance match before replacing.