Features:
- Broadband
- Low Insertion Loss
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+86-28-6115-4929 -
sales@qualwave.com
Low PIM Single Directional Couplers RF BroadBand High Power Coaial Microwave Millimeter Wave Radio Frequency
A Low PIM Single Directional Coupler is a specialized passive RF component designed to sample forward or reverse signal power while maintaining exceptional signal purity by minimizing passive intermodulation distortion (PIM). These couplers feature precise directional coupling characteristics critical for modern high-performance wireless systems.
Features:
1. Exceptional Signal Integrity
Advanced design minimizes passive intermodulation (PIM) distortion. Superior directivity ensures precise signal coupling with minimal interference. High linearity performance maintains signal purity across operating range.
2. Broadband Performance
Wide frequency coverage supports multiple communication bands. Stable performance across temperature variations and environmental conditions. Consistent coupling characteristics throughout operational bandwidth.
3. Robust Construction
Precision-engineered housing provides excellent shielding properties. Durable materials withstand demanding installation environments. Compact form factor enables flexible system integration.
4. Reliable Operation
Excellent power handling capability for continuous operation. Low insertion loss maintains system efficiency. Stable VSWR performance ensures consistent signal quality.
Applications:
1. Wireless Communication Systems
Base station antenna feed networks for 5G/LTE infrastructure. Tower-mounted amplifier (TMA) systems. Distributed antenna systems (DAS) for indoor coverage.
2. Test and Measurement
Signal monitoring in RF test systems. Reference coupling for intermodulation testing. System performance verification and troubleshooting.
3. Aerospace and Defense
Satellite communication systems. Radar and electronic warfare applications. Mission-critical communication links.
4. Broadcast and Professional Radio
Transmitter combiner systems. Broadcast transmission line monitoring. High-power RF distribution networks.
5. Technical Advantages
Optimized for low PIM performance in demanding applications. Flexible customization options available. Manufactured with precision components for reliable operation. Comprehensive quality testing ensures consistent performance.
Qualwave supplies broadband low PIM single directional couplers in a wide range from 0.4GHz to 3.9GHz. The couplers are widely used in many applications.
Part Number |
Frequency(GHz, Min.)  |
Frequency(GHz, Max.) |
Power(W) |
Coupling(dB) |
PIM(dBc, Max.) |
IL(dB, Max.) |
VSWR(Max.) |
Connectors |
Lead Time(Weeks) |
|---|---|---|---|---|---|---|---|---|---|
| QLSDC-400-3900-K2 | 0.4 | 3.9 | 200 | 39±1.5 | -120 | 0.3 | 1.25 | N | 2~4 |
| QLSDC-555-2700-K3 | 0.555 | 2.7 | 300 | 30 | -160 | 0.2 | 1.3 | 4.3-10 | 2~4 |
| QLSDC-698-2700-K2 | 0.698 | 2.7 | 200 | 5~30 | -160 | 2.1 | 1.25 | 4.3-10 | 2~4 |
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