ATB2012E-50011M-T01

Balun Overview

The TDK ATB2012E-50011M-T01 is a commercial-grade surface-mount balun transformer designed for RF applications. It operates within a frequency range of 400 MHz to 1.8 GHz, providing impedance transformation between unbalanced and balanced ports at 50 Ohms each. The component features a compact rectangular package with dimensions of 2.00 mm in length and 1.20 mm in width, suitable for high-density PCB layouts.

Balun Feature Summary

• Provides balanced-to-unbalanced signal conversion for RF circuits
• Supports wideband operation across 400 MHz to 1.8 GHz
• Features 50 Ohm impedance matching on both ports
• Utilizes a compact surface-mount form factor

Balun Applications

• RF front-end modules in wireless communication devices
• Antenna interface circuits requiring impedance balancing
• Broadband RF signal processing systems

Balun Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability through authorized distributors or secondary market suppliers. Ensure that any substitute components meet the same electrical specifications and physical footprint requirements to maintain design integrity.

Balun Selection Notes

Select this component when a 50-ohm balanced-to-unbalanced transformer is required for frequencies up to 1.8 GHz. Consider the 0603 equivalent footprint size for space-constrained designs. Evaluate alternative series members if this specific variant is unavailable due to its obsolete status.

Balun Part Context

This device belongs to the TDK ATB series of balun transformers. These components are engineered for RF signal integrity in mobile and wireless applications. The series offers various impedance configurations and frequency ranges to support diverse circuit requirements.

Balun Replacement Considerations

As the part is marked obsolete, identify cross-reference models from TDK's current portfolio or other manufacturers offering similar 50-ohm baluns in comparable packages. Verify frequency response and insertion loss characteristics match the original design needs.