A passive RF (Radio Frequency) bandpass filter is an electronic circuit designed to allow signals within a specific frequency range to pass through while attenuating signals outside of that range. This BPF band pass filter is crucial in applications such as audio processing, antenna systems, and signal conditioning.

Specification

• Model: RDDLZ-BPF-C1575M34M-SE
• Frequency Range: 1558~1592 MHz
• Impedance: 50 Ohm
• Insertion Loss: ≤1.0dB
• Passband Fluctuation: ≤0.5dB
• Restraint Outside the Band: ≥40dB@DC-1525MHz, ≥40dB@1625-3000MHz
• VSWR: ≤1.5
• Power: 5W
• Input/ Output Connectors: SMA-Female
• Operation Temperature: -40℃~+70℃
• Storage Temperature: -55℃~+85℃
• Surface Fishing: Black Paint
• Dimension: 62*37*31mm

Dimension (Unit: mm)

Tips: What are the key components of a passive RF bandpass filter?

A passive RF bandpass filter consists of essential components designed to allow a specific range of radio frequency (RF) signals to pass through while attenuating others. The key components include capacitors and inductors arranged in a way that forms a resonant circuit. This resonant circuit creates a frequency-selective response, enabling the filter to transmit signals within a defined passband and reject frequencies outside this range. The inductors store energy and exhibit higher impedance at certain frequencies, while capacitors provide low impedance at specific frequencies. Additionally, the filter may include resistors to optimize performance and achieve the desired bandwidth. The overall design and arrangement of these components determine the filter's center frequency, bandwidth, and attenuation characteristics, making it a fundamental building block in RF communication systems.