Overview
The LFCN-320D+ is a low pass filter (LPF) designed and manufactured by Mini-Circuits. This component is part of Mini-Circuits' extensive range of LTCC (Low Temperature Co-fired Ceramic) filters, known for their high reliability and performance in various frequency ranges. The LFCN-320D+ is specifically tailored for applications requiring a cutoff frequency of up to 320 MHz, making it suitable for a wide range of RF and microwave systems.
Key Specifications
| Parameter | Value |
|---|---|
| Filter Type | Ceramic Low Pass Filter (LPF) |
| Cutoff Frequency | DC - 320 MHz |
| Passband Frequency | Up to 460 MHz (nominal 3 dB loss) |
| Stop Band Frequency | 640 MHz - 2500 MHz (loss > 20 dB) |
| VSWR | 1.2:1 (typical in passband) |
| Power Input | Up to 20 W |
| Impedance | 50Ω |
| Operating Temperature | -55°C to +125°C |
Key Features
- High reliability and stability across a wide temperature range (-55°C to +125°C)
- Low Temperature Co-fired Ceramic (LTCC) construction for robust performance
- Compact design suitable for integration into various RF and microwave systems
- High power handling capability of up to 20 W
- Low VSWR (Voltage Standing Wave Ratio) of 1.2:1 in the passband for minimal signal reflection
Applications
The LFCN-320D+ low pass filter is versatile and can be used in a variety of applications, including:
- RF and microwave communication systems
- Test and measurement equipment
- Military and aerospace systems requiring high reliability components
- Industrial and commercial communication networks
- Medical and scientific instruments
Q & A
- What is the cutoff frequency of the LFCN-320D+ filter?
The cutoff frequency of the LFCN-320D+ filter is up to 320 MHz. - What is the typical VSWR in the passband of the LFCN-320D+?
The typical VSWR in the passband is 1.2:1. - What is the maximum power input for the LFCN-320D+?
The maximum power input is up to 20 W. - What is the operating temperature range of the LFCN-320D+?
The operating temperature range is -55°C to +125°C. - What type of construction is used in the LFCN-320D+ filter?
The LFCN-320D+ filter uses Low Temperature Co-fired Ceramic (LTCC) construction. - Is the LFCN-320D+ suitable for high-reliability applications?
Yes, the LFCN-320D+ is designed for high-reliability applications and is often used in military, aerospace, and other critical systems. - What is the impedance of the LFCN-320D+ filter?
The impedance of the LFCN-320D+ filter is 50Ω. - Can the LFCN-320D+ be used in industrial and commercial communication networks?
Yes, the LFCN-320D+ can be used in industrial and commercial communication networks due to its robust performance and reliability. - Is the LFCN-320D+ suitable for test and measurement equipment?
Yes, the LFCN-320D+ is suitable for use in test and measurement equipment due to its precise filtering characteristics. - What is the typical stop band frequency range for the LFCN-320D+?
The typical stop band frequency range for the LFCN-320D+ is 640 MHz - 2500 MHz with a loss greater than 20 dB.
