TA1658B

Overview

The TA1658B is an automotive RF SAW filter manufactured by TAI-SAW TECHNOLOGY CO., LTD. It operates at a center frequency of 1582.4 MHz with a bandwidth of 46.61 MHz and an insertion loss of 2 dB. The component features high rejection levels ranging from 37 dB to 49 dB across specified stopbands. Designed for surface mount assembly, it utilizes a 6-SMD, No Lead package (SMD3030-6P). The device supports a wide operating temperature range from -40°C to +85°C and maintains a 50Ω impedance, ensuring compatibility with standard RF circuits in automotive applications.

Feature Summary

• Surface Acoustic Wave technology optimized for automotive RF signal filtering
• Compact SMD3030-6P surface mount package design
• High rejection capability across multiple stopband frequencies
• Wide industrial temperature operation range

Applications

• Automotive RF systems
• GNSS/GPS receiver front-end filtering
• Vehicle communication modules

Procurement Notes

Verify the specific datasheet version from TAI-SAW TECHNOLOGY CO., LTD. to confirm exact pinout configurations and mechanical dimensions for PCB layout. Ensure that the selected supplier provides components with valid RoHS compliance documentation as indicated in public listings. Cross-reference the part number TA1658B with official manufacturer catalogs to validate current production status and availability before finalizing procurement plans.

Selection Notes

Select this component when designing automotive RF circuits requiring precise filtering at 1582.4 MHz. The 2 dB insertion loss and 46.61 MHz bandwidth are critical parameters for maintaining signal integrity in GNSS applications. Consider the SMD3030-6P footprint during PCB design to ensure proper soldering and thermal management within the specified -40°C to +85°C operating range.

Part Context

TAI-SAW TECHNOLOGY CO., LTD. specializes in Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) components. The company produces filters, resonators, and oscillators for telecommunications, satellite navigation, and automotive sectors. The TA1658B belongs to their automotive-grade RF SAW filter series, designed to meet the reliability standards required for vehicle electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer directly for qualified alternatives or cross-reference options based on identical electrical specifications and package dimensions.

FAQ

What is the center frequency of the TA1658B?

The center frequency is 1582.4 MHz.

What package type does the TA1658B use?

It uses a 6-SMD, No Lead package, specifically identified as SMD3030-6P.