Product Overview Mini-Circuits’ ZDC20-20403-K+ broadband high power directional coupler offers excellent performance across a wide range of popular frequency bands. Built using low loss suspended substrate construction, the ZDC20-20403-K+ can pass up to 3A of DC current from input to output and handle up to 20W CW. Rugged sealed construction makes this coupler ideal for use in field applications or remote monitoring sites; however, it is also ideal for high power lab testing. Feature Advantages Excellent Insertion Loss , 0.9 dB Typ* With extremely low insertion loss, this coupler is ideal for critical high power applications. Ultra High Return Loss, 19 dB Typ Outstanding Return loss makes this coupler ideal for sensitive power measurement and other signal distribu- tion applications. High Power Handling, 20W Up to 20W CW power handling, combined with low insertion loss and excellent VSWR support operation in high power applications such as transmitters, base stations and high power device characterization. Wide bandwidth 18-40 GHz coverage includes many popular 5G, Ku-Band, K-Band and instrumentaions, Ka-Band SatCom, Microwave point to point backhaul and many more. Good Coupling Flatness ±0.8 dB of Coupling flatness provides accurate signal sampling of forward or reflected power. Passes DC Current, 3A Capable of passing 3A current, input to output; this coupler is suited for application using remote antenna control or other remote motorized requirements. *Does not include coupling loss The Big Deal High Power Handling: 20W Low Insertion Loss: 0.9 dB* typ. Good Coupling Flatness, ±0.8 dB typ.
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