The TK71529ASCL is a Surface Acoustic Wave (SAW) filter manufactured by Toko America Inc. This filter is designed for radio frequency (RF) applications where precise signal filtering is essential. SAW filters are used to selectively pass or reject signals at specific frequencies, improving signal quality and minimizing interference in wireless communication systems.

Applications

• Wireless Communication Devices
• Remote Control Systems
• Cordless Phones
• ISM Band Transceivers
• Wireless Security Systems

Features

• Low Insertion Loss: Minimizes signal attenuation within the passband, ensuring efficient signal transmission.
• Sharp Rejection: Provides effective attenuation of unwanted signals outside the passband, reducing interference.
• Compact Size: Allows for integration into small, space-constrained devices.
• Stable Performance: Offers reliable operation over a wide temperature range, ensuring consistent performance.
• Surface Mount Technology (SMT): Facilitates automated assembly, reducing manufacturing costs.
• Precise Center Frequency: Ensures accurate filtering at the desired frequency, optimizing signal selectivity.

Benefits

• Improved Signal Quality: Reduces noise and interference, leading to clearer and more reliable communication.
• Increased Range: Enhances the operational range of wireless devices by minimizing signal loss.
• Reduced Power Consumption: Minimizes signal loss, conserving battery life in portable devices.
• Enhanced System Performance: Optimizes the overall performance of RF systems by improving signal clarity.
• Reliable Operation: Ensures consistent and dependable filtering performance under varying conditions.
• Simplified Design: Easier to incorporate into existing circuit designs due to its compact size and SMT compatibility.

Additional Details

The TK71529ASCL SAW filter's key parameters include center frequency, bandwidth, insertion loss, passband ripple, and attenuation. It is made using piezoelectric materials, which convert electrical signals into mechanical (acoustic) waves and back, enabling frequency-selective filtering. The filter's surface-mount package simplifies manufacturing. Refer to the manufacturer's datasheet for detailed specifications, including impedance matching requirements and temperature characteristics. The filter finds common use in ISM band applications. Proper impedance matching is critical for optimal performance; appropriate matching networks should be included in the design. The device is lead-free and RoHS compliant.