Bandpass Filters
Knowles Bandpass Filters are high-selectivity microwave components designed for surface mount and chip-and-wire applications across 0.3 to 67 GHz.
Manufacturers:
Series Products
Product Overview
Features
- Frequency range: 0.3 GHz to 67 GHz depending on technology
- Bandwidth options: 0.01% to 160%
- Dielectric types: high-permittivity ceramics for miniaturization
- Configurations: microstrip, coaxial ceramic, cavity, lumped element
- Surface mount and connectorized packages available
- Operating temperature: −55°C to +125°C,
- MIL-STD-202 environmental compliance
- Customized options are available
Benefits
- Enables compact RF designs with high selectivity
- Maintains stable performance across temperature extremes
- Offers drop-in solutions for microwave signal filtering
- Supports custom tuning and shielding for noise-sensitive environments
- Reduces insertion loss while maximizing rejection
- Fully integrated shielding as necessary
Target Applications
- 5G infrastructure and mmWave front ends
- Satellite communications (uplink/downlink)
- Aerospace and defense RF systems
- Telecom base stations and repeaters
- Test and measurement equipment