LFCN-1400+ Low Pass Filter: High-Performance RF Solution by Mini-Circuits
LFCN-1400+ Low Pass Filter: The Ultimate RF Filtering Solution by Mini-Circuits
The LFCN-1400+ from Mini-Circuits represents the pinnacle of LTCC (Low-Temperature Co-fired Ceramic) filter technology, engineered to deliver exceptional performance in demanding RF and microwave applications. This advanced surface-mount low pass filter combines superior electrical characteristics with compact packaging, making it the perfect choice for engineers designing next-generation wireless systems, test equipment, and communication devices.
Comprehensive Product Overview
- Manufacturer Part Number: LFCN-1400+
- Manufacturer: Mini-Circuits (Industry Leader in RF Components)
- Technology: Advanced LTCC Construction
- Filter Type: Low Pass Filter (DC to 1400 MHz)
- Product Category: Filters > Ceramic Filters > LTCC Filters
- Availability: In Stock and Ready to Ship
Detailed Technical Specifications
Frequency Characteristics
The LFCN-1400+ operates from DC to 1.7 GHz with a sharp cutoff characteristic. The filter provides:
- Passband: DC to 1400 MHz ( 1 dB ripple)
- Stopband: >1700 MHz with typical attenuation of 30dB at 2.5GHz
- Ultra-flat response across the entire passband
Impedance and Power Handling
- Impedance: 50 Ohms (perfect for standard RF systems)
- VSWR: <1.5:1 across passband
- Power Handling: +30dBm maximum input power
Performance Metrics
- Insertion Loss: Typically 1dB (ensures minimal signal degradation)
- Return Loss: >15dB across passband
- Group Delay: <1ns variation in passband
- Temperature Stability: 0.01dB/ C
Mechanical Specifications
Package Details
- Package Type: 4-pin SMD (Surface Mount Device)
- Dimensions: 3.2mm 1.6mm 0.94mm (0.126" 0.063" 0.037")
- Weight: 0.02 grams
- Termination: Gold-plated pads for reliable soldering
Environmental Ratings
- Operating Temperature: -55 C to +125 C
- Storage Temperature: -65 C to +150 C
- Moisture Sensitivity: MSL1 (unlimited floor life)
- RoHS Compliance: Fully compliant
Applications
The LFCN-1400+ excels in numerous RF applications including:
- Wireless Infrastructure: Base stations, small cells, and repeaters
- Test & Measurement: Spectrum analyzers, signal generators
- Military/Aerospace: Radar systems, secure communications
- IoT Devices: Smart home equipment, wireless sensors
- Medical Electronics: Wireless monitoring systems
- Automotive: V2X communication systems
Design Advantages
- Space Savings: 60% smaller than conventional filters
- Improved Yield: LTCC technology ensures consistent performance
- Design Flexibility: Easy to implement in various layouts
- Cost Effective: Reduces BOM costs versus discrete solutions
Why Choose Mini-Circuits LFCN-1400+?
Mini-Circuits has been the trusted name in RF components for over 50 years. The LFCN-1400+ benefits from:
- Rigorous quality control testing
- 100% performance verification
- Industry-leading reliability data
- Global technical support
Ordering Information
The LFCN-1400+ is available in multiple packaging options:
- Single unit (sample quantities)
- Tape and reel (3000 units per reel)
- Custom quantities available
Technical Support Resources
Access these valuable resources:
- Complete datasheet with S-parameters
- SPICE model for simulation
- Application notes for implementation
- Reference designs
Conclusion
For engineers demanding the highest performance in a compact low pass filter solution, the LFCN-1400+ delivers unmatched value. Its combination of superior electrical performance, miniature size, and robust construction makes it the ideal choice for today's challenging RF designs. Contact us today to discuss how the LFCN-1400+ can enhance your next project!
Note: Specifications subject to change. Always consult the latest datasheet for current parameters.