HMD9118E

Overview

The HMD9118E is an LTCC RF diplexer manufactured by SOSHIN ELECTRIC CO., LTD. It operates with center frequencies of 2450 MHz and 5550 MHz. The component utilizes a surface mount mounting type and holds AEC-Q200 qualification, indicating suitability for automotive applications. It is designed to separate or combine RF signals within these specific frequency bands using Low Temperature Co-fired Ceramic technology.

Feature Summary

• Utilizes LTCC technology for compact RF signal separation
• AEC-Q200 qualified for automotive reliability standards
• Surface mount package design for automated assembly

Applications

• Automotive telematics systems
• Dual-band wireless communication modules
• RF front-end filtering in connected vehicles

Procurement Notes

Verify the specific datasheet version from SOSHIN ELECTRIC CO., LTD. to confirm current production status and exact electrical tolerances. Ensure the ordering suffix matches the required packaging configuration. Cross-reference the AEC-Q200 certification details with the manufacturer's official quality documentation before finalizing procurement specifications.

Selection Notes

Select this component when dual-band isolation between 2.4 GHz and 5.5 GHz is required in space-constrained designs. The AEC-Q200 qualification makes it appropriate for automotive environments where thermal stability and long-term reliability are critical. Compare insertion loss and rejection specs against system requirements to ensure adequate signal integrity.

Part Context

This part belongs to SOSHIN ELECTRIC's LTCC filter portfolio, which includes various RF multiplexers and diplexers. Similar models like the HMD9120E offer different frequency combinations. The company specializes in high-quality RF/IF filters and couplers, leveraging LTCC technology for miniaturization and performance in demanding electronic applications.

Replacement Considerations

Check for direct substitutes such as the HMD9120E if frequency requirements differ. Verify pin compatibility and footprint dimensions before swapping. Consult official cross-reference lists from SOSHIN ELECTRIC CO., LTD. to ensure equivalent electrical performance and mechanical fit.