Knowles Dielectric Labs B094LA2S: High-Performance 9.42GHz Bandpass RF Filter

The B094LA2S from Knowles Dielectric Labs is a premium bandpass RF filter engineered for high-frequency applications requiring precision and reliability. Operating at 9.42GHz with a 350MHz bandwidth, this surface-mount filter is a critical component in advanced wireless communication, radar, and satellite systems. Below, we explore its features, benefits, and applications in detail to help you optimize your RF designs.

Product Overview

The B094LA2S is a bandpass RF filter designed to deliver exceptional performance in the microwave frequency range. Part of Knowles Dielectric Labs' renowned filter portfolio, it combines low insertion loss, compact dimensions, and robust construction, making it a top choice for engineers and designers.

Key Features and Specifications

Frequency and Bandwidth

• Center Frequency: 9.42GHz ( 0.1GHz)
• Bandwidth: 350MHz (3dB bandwidth)
• Frequency Stability: Excellent temperature stability ( 5ppm/ C)

Performance Metrics

• Insertion Loss: 3dB (typical), ensuring minimal signal degradation
• Return Loss: 15dB, optimizing impedance matching
• Attenuation: 40dB outside the passband for superior out-of-band rejection
• Power Handling: Up to 1W (30dBm), suitable for high-power applications

Mechanical and Environmental Specifications

• Mounting Type: Surface-mount (SMD), compatible with automated PCB assembly
• Package: 2-SMD, No Lead, RoHS-compliant
• Dimensions: 10.16mm x 3.81mm x 2.49mm (L x W x H)
• Operating Temperature: -40 C to +85 C, ensuring reliability in harsh environments
• Weight: 0.5g (typical), ideal for lightweight designs

Applications

The B094LA2S is ideal for:

• Wireless Communication: 5G infrastructure, point-to-point radios, and base stations
• Radar Systems: Air traffic control, military radar, and automotive radar
• Satellite Communications: LEO/MEO/GEO satellite transponders and ground stations
• Test & Measurement: Spectrum analyzers, signal generators, and RF test equipment
• Aerospace & Defense: Avionics, electronic warfare, and secure communications

Why Choose the B094LA2S?

1. Precision Filtering: With a narrow 350MHz bandwidth at 9.42GHz, it ensures accurate signal selection. 2. Low Insertion Loss: Maximizes signal integrity and system efficiency. 3. Compact Design: Saves PCB space without compromising performance. 4. High Reliability: Built to withstand extreme temperatures and rigorous operational conditions. 5. Industry-Leading Brand: Knowles Dielectric Labs is trusted for high-quality RF components.

Technical Deep Dive

Design and Construction

The B094LA2S utilizes advanced ceramic resonator technology to achieve its high-Q performance. The filter's housing is hermetically sealed to protect against moisture and contaminants, ensuring long-term reliability.

Comparison with Competing Filters

Compared to similar filters like the ADF4360-0BCPZ, the B094LA2S offers: - Lower insertion loss (3dB vs. 4dB) - Tighter bandwidth control ( 1% vs. 2%) - Smaller footprint (10.16mm vs. 12mm) - Higher power handling (1W vs. 0.5W)

Integration Guidelines

For optimal performance: 1. Use RF-grade PCB materials (e.g., Rogers 4003C) to minimize loss. 2. Ensure proper impedance matching (50 ) in the circuit layout. 3. Follow the manufacturer's recommended reflow soldering profile to prevent damage. 4. Implement EMI shielding if operating in high-interference environments.

Frequently Asked Questions (FAQ)

Q: Can the B094LA2S be used in phased-array systems? A: Yes, its consistent group delay ( 0.5ns) makes it suitable for beamforming applications.

Q: Is custom tuning available for specific frequencies? A: Knowles offers custom filter solutions with center frequencies from 8GHz to 12GHz upon request.

Q: What is the lead time for bulk orders? A: Standard lead time is 6-8 weeks; expedited options are available.

Conclusion

The Knowles Dielectric Labs B094LA2S sets the benchmark for 9.42GHz bandpass filters, delivering unmatched performance in a compact, surface-mount package. Whether you're designing next-gen wireless systems or mission-critical radar equipment, this filter provides the precision and reliability your project demands.

Ready to integrate the B094LA2S into your design? Contact our sales team for volume pricing and technical support. For engineers searching for "B094LA2S datasheet" or "9.42GHz RF filter," this component is your optimal solution.