TA1946A

Overview

The TA1946A is a Surface Acoustic Wave (SAW) filter manufactured by TST Tai-Saw Technology Co. Ltd., designed for general-purpose RF applications. It operates at a center frequency of 869 MHz with a bandwidth of 2 MHz and an insertion loss of 2.5 dB. The component utilizes a 5-SMD, No Lead package measuring 1.4x1.1x0.7 mm. It supports an operating temperature range from -40°C to +85°C and is suitable for automotive applications.

Feature Summary

• Surface Acoustic Wave filtering technology
• General-purpose RF signal processing
• Automotive-grade temperature rating

Applications

• Automotive electronics
• RF communication systems

Procurement Notes

Verify the manufacturer part number TA1946A against official TST documentation to ensure authenticity. Confirm that the required operating temperature range of -40°C to +85°C meets your system specifications. Ensure the 5-SMD No Lead package dimensions are compatible with your PCB layout constraints before finalizing procurement decisions.

Selection Notes

Select this component when a compact SAW filter is needed for 869 MHz RF signals in automotive or general-purpose environments. Consider the 2.5 dB insertion loss and 2 MHz bandwidth requirements. Verify compatibility with the specified surface-mount package size and thermal operating limits during the design phase.

Part Context

TST Tai-Saw Technology Co. Ltd. specializes in SAW devices, including filters and resonators. The TA1946A belongs to their portfolio of RF components designed for specific frequency bands. This model targets applications requiring precise frequency selection within the 869 MHz range using surface acoustic wave technology.

Replacement Considerations

No public confirmed substitute part numbers are available for the TA1946A.