Utilizing passive components like inductors and capacitors, this RF bandpass filter forms a resonant circuit that responds to signals within a defined frequency range. The dielectric properties of materials within the filter influence its performance, affecting its ability to discriminate and transmit signals efficiently.

Specification

• Model: RDDLZ-HPF-1.5/6-SI
• Frequency Range: 1.5~6 GHz (1500~6000MHz)
• Power: 3W
• Cutoff Frequency: 3dB, 1400MHz
• Insertion Loss: 2.0dB@1600-1900MHz, 1.0dB@1900-5000MHz, 2.0dB@5000-6000MHz
• Restraint Outside the Band: 40dB@DC-800MHz, 35dB@800-1000MHz
• Return Loss: ＞10dB
• Input/ Output Connectors: SMA-Female
• Operation Temperature: -55℃~+100℃
• Surface Fishing: Black Paint
• Dimension: 21.6*20.4*14.7mm
• Weight: 21g

Dimension (Unit: mm)

Test Curve Diagram

Tips: Can passive RF bandpass filters be cascaded for increased performance?

Yes, passive RF bandpass filters can be cascaded to enhance performance. Cascading involves connecting multiple filters in series to achieve a combined or narrower passband, increased selectivity, and improved rejection of unwanted frequencies. However, there are trade-offs to consider, such as insertion loss and the potential for signal degradation. As filters are cascaded, insertion loss accumulates, impacting overall signal strength. Additionally, filter characteristics, like group delay and phase response, may be affected. Careful design and selection of filters with compatible characteristics are crucial to achieving the desired performance improvements. Overall, while cascading passive RF bandpass filters can enhance selectivity, designers must strike a balance between the desired filtering characteristics and the potential drawbacks introduced by the cascading process.