Overview
The Coaxial Directional Coupler 502, with model number ZEDC-15-2B, is designed for a wide frequency range from 1 to 1000 MHz. It is characterized by its excellent mainline loss (0.8 dB typical) and directivity (30 dB typical) housed in a rugged shielded case.
Maximum Ratings
The maximum ratings for operating temperature are from -55°C to 100°C and storage temperature from -55°C to 100°C. It is important not to exceed these limits to prevent permanent damage.
Physical Attributes
The ZEDC-15-2B is encapsulated in CASE STYLE: V37, and the connectors used are of the SMA type. An outline drawing with dimensions is provided for integration purposes. The datasheet warns to refer only to the actual part photo due to the use of a generic image for illustration. A weight specification is also included, with the device weighing approximately 22.0 grams.
Applications
Typical applications include VHF/UHF instrumentation, communication receivers and transmitters, and cellular systems.
Electrical Specifications and Performance Data
Key electrical specifications such as frequency range, coupling, mainline loss, directivity, voltage standing wave ratio (VSWR), and power input are provided. Specifically, the frequency range is 1-1000 MHz with a coupling value of 15±0.5 dB and directivity of more than 20.5 dB. The VSWR is ≤1.15:1 and power input is rated at ≤1.0 W (max) across the frequency range. Mainline loss range is from low (<1.0 dB at 1-10 MHz) to high (<3.0 dB at 512 to 1000 MHz). Performance attributes not expressly mentioned are excluded from this document.
Disclaimer and Legal Information
The electrical specifications and performance data are based on Mini-Circuit’s established test performance criteria and measurement instructions. The parts covered by this datasheet are subject to Mini-Circuits’ standard limited warranty and terms and conditions. A note is made to visit Mini-Circuits’ website for a full statement of the Standard Terms and the rights and remedies provided thereunder.
Graphics and Schematics
The datasheet includes graphical representations of typical performance data like mainline loss, coupling, and directivity over the frequency range. Additionally, it features an electrical schematic of the directional coupler along with information on return loss. The data reflects the coupler’s consistent performance across the specified frequency band.
Support and Contact Information
Mini-Circuits provides contact information for further assistance and a mention of their certifications: ISO 9001, ISO 14001, AS 9100, and RoHS compliance. Customers are encouraged to seek detailed performance specifications and make online purchases through the official website.
References:
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