698-3800MHz N Female Directional Coupler with 50 Ohm Impedance and 300W Power Handling
- Wide frequency band coverage from 698 to 3800 MHz
- Excellent flatness and VSWR performance across all ports
- Multiple coupling options with precise specifications
- ROHS compliant for environmental safety
| Parameter | Specification |
|---|---|
| Part Number | VN-DC-0738-INx |
| Operating Frequency | 698-3800 MHz |
| Impedance | 50 Ohm |
| VSWR | ≤1.25 |
| Coupling (dB) | 5 ± 0.8 | 6 ± 0.8 | 7 ± 0.9 | 10 ± 1.0 | 15 ± 1 | 20 ± 1.2 |
| Insertion Loss (dB) | ≤2.05 | ≤1.60 | ≤1.40 | ≤0.96 | ≤0.5 | ≤0.22 |
| Isolation (dB) | ≥23 | ≥24 | ≥25 | ≥28 | ≥33 | ≥38 |
| IM3 (dBc @ 2×43dBm) | -155 / -160 |
| Interface | N Female |
| Handling Power (max) | 300 Watt |
| Peak Power (max) | 1200 Watt |
| Operating Temperature | -40°C to +80°C |
| Dimension (excludes connector) | 125 × 31 × 20mm (5-10dB); 125 × 31 × 17mm (15-20dB) |
| Net Weight | 180 ± 20g |
Directional couplers are passive devices primarily used in radio technology applications. They enable the coupling of a defined amount of electromagnetic power from a transmission line to another port, allowing the signal to be utilized in additional radio systems or equipment.
A key characteristic of directional couplers is their ability to couple power flowing in only one direction. Power entering the output port is coupled to the isolated port but not to the coupled port, ensuring precise signal management.
- Signal sampling for measurement and monitoring systems
- Feedback and signal combining for antenna systems
- Cable TV and Distributed Antenna Systems (DAS)
- Mobile signal coverage enhancement
- Telecom system signal separation for transmitted and received signals
Vinncom directional couplers incorporate various advanced design methodologies including micro-stripline, air-dielectric, thin film, and waveguide technologies to ensure optimal performance across various applications.
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