ADT9-1T+

Balun Overview

The ADT9-1T+ is an RF transformer balun manufactured by Mini-Circuits, designed for broadband applications. It operates within a frequency range of 1 MHz to 250 MHz and provides a 1:9 impedance transformation ratio. The device utilizes a surface-mount SMD-6 package with flat leads, measuring 7.9 x 5.6 mm. It supports a maximum DC current of 30 mA and has a power rating of 250 mW. The component is RoHS compliant and suitable for signal conversion in various electronic systems.

Balun Feature Summary

• Provides balanced-to-unbalanced signal conversion with a 1:9 impedance ratio
• Operates effectively across a wide frequency spectrum from 1 MHz to 250 MHz
• Utilizes a compact surface-mount SMD-6 package for automated assembly

Balun Applications

• Broadband signal processing circuits
• Wireless communication systems
• Aerospace and satellite equipment
• Military specification hardware

Balun Procurement Notes

Verify the specific suffix designation to ensure compliance with environmental standards. Confirm that the supplier provides original manufacturer documentation. Check for RoHS certification status prior to integration. Ensure the component matches the required impedance ratio for the target circuit design.

Balun Selection Notes

Select this component when a 1:9 impedance transformation is required within the 1 MHz to 250 MHz band. Consider the SMD-6 footprint for PCB layout constraints. Evaluate the 250 mW power rating against system requirements. Compare performance metrics with alternative baluns if higher frequency operation is needed.

Balun Part Context

This part belongs to the Mini-Circuits ADT series of RF transformers. The series includes various impedance ratios such as 1:1, 1:4, and 1:9. These components are widely used in commercial, industrial, and military applications including cellular wireless and aerospace systems.

Balun Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.