LFCN-2250+ Low Pass LTCC Filter: High-Performance RF Filter for Wireless Applications
LFCN-2250+ Low Pass LTCC Filter: Precision RF Filtering for Advanced Wireless Systems
The LFCN-2250+ from Mini-Circuits represents the gold standard in low pass filter technology, combining cutting-edge LTCC (Low Temperature Co-fired Ceramic) design with exceptional RF performance. This surface-mount filter delivers superior signal integrity for frequencies up to 2.25GHz, making it an essential component for modern wireless communication systems, radar applications, and satellite equipment.
In-Depth Technical Specifications
Engineered for precision and reliability, the LFCN-2250+ offers:
- Ultra-Low Insertion Loss: Just 1.2dB typical ensures minimal signal degradation
- Sharp Cutoff Characteristics: Excellent rejection above 2.25GHz
- Compact Footprint: Measures only 3.20mm x 1.60mm x 0.94mm (LxWxH)
- Robust Construction: Ceramic body with superior thermal stability (-55 C to +125 C)
- Standard Impedance: 50 matching for seamless system integration
Why Choose the LFCN-2250+ LTCC Filter?
Mini-Circuits' LFCN-2250+ stands out from competitors through:
- Industry-Leading Performance: Exceptional signal purity with >30dB typical attenuation in stopband
- Space-Efficient Design: 4-SMD no-lead package saves valuable PCB real estate
- Reliable Manufacturing: Backed by Mini-Circuits' rigorous quality control standards
- Broad Compatibility: Ideal for 5G, WiFi 6, IoT, and other modern wireless protocols
Advanced Applications
The LFCN-2250+ excels in demanding RF environments including:
- 5G Infrastructure: Base station filtering and signal conditioning
- Aerospace Systems: Avionics and satellite communication equipment
- Medical Technology: High-frequency imaging and diagnostic systems
- Automotive Radar: 77GHz radar system signal processing
- Test & Measurement: Spectrum analyzer front-end protection
Technical Comparison
When evaluated against similar filters in its class, the LFCN-2250+ demonstrates:
| Parameter | LFCN-2250+ | Typical Competitor |
|---|---|---|
| Insertion Loss | 1.2dB | 1.5-2.0dB |
| Size | 3.2x1.6mm | 4.5x3.2mm |
| Stopband Attenuation | >30dB | 20-25dB |
| Power Handling | 1W | 0.5W |
Design Considerations
For optimal performance with the LFCN-2250+:
- Maintain proper PCB grounding for best rejection characteristics
- Follow recommended soldering profiles (260 C peak, 10sec max)
- Consider pairing with Mini-Circuits' matching amplifiers for complete signal chain solutions
- Review application notes for harmonic suppression techniques
Purchasing and Support
Available through authorized Mini-Circuits distributors worldwide, the LFCN-2250+ comes with comprehensive technical support and the company's renowned reliability guarantee. Evaluation boards are available for prototyping and testing.
For engineers designing next-generation wireless systems, the LFCN-2250+ LTCC low pass filter delivers the perfect combination of performance, reliability, and compact design - making it the ideal choice for your 2.25GHz filtering requirements.