HHM1596A1

Balun Overview

The HHM1596A1 is a surface-mount RF balun manufactured by TDK Corporation, designed for ultra-wideband (UWB) applications. It operates within a frequency range of 3.1 GHz to 4.9 GHz. The component provides impedance transformation between an unbalanced port and a balanced port, with impedances of 50 ohms and 100 ohms respectively. Key electrical specifications include a maximum insertion loss of 1.0 dB, a minimum return loss of 10 dB at the unbalanced port, and a phase difference of 180° ±15°. The device is housed in a compact 0805 (2012 metric) package.

Balun Feature Summary

• Utilizes thin-film technology incorporating ferrites and ceramics for miniaturization
• Provides signal conversion between unbalanced and balanced configurations
• Designed specifically for ultra-wideband (UWB) frequency bands

Balun Applications

• Ultra-wideband (UWB) wireless communication systems
• RF front-end modules requiring impedance matching
• Wireless connectivity devices operating in the 3.1-4.9 GHz range

Balun Procurement Notes

Verify the specific ordering suffix to ensure correct packaging configuration, as variants exist for tape and reel or cut tape formats. Confirm the component status, as product lifecycle notices may indicate end-of-life or obsolescence dates. Ensure compatibility with standard surface-mount assembly processes given the 0805 package dimensions. Cross-reference official datasheets for precise handling and storage requirements related to moisture sensitivity levels.

Balun Selection Notes

Select this component when a compact solution is required for UWB signal processing between 50-ohm and 100-ohm lines. The 0805 footprint suits space-constrained designs. Evaluate the 1.0 dB insertion loss and 10 dB return loss against system link budget requirements. Consider the 180-degree phase balance tolerance for differential signal integrity. Verify that the ceramic and ferrite material composition meets environmental compliance standards such as RoHS3.

Balun Part Context

The HHM1596A1 belongs to the TDK HHM series of RF baluns. This series leverages advanced thin-film technology to achieve high performance in small form factors. The component is part of TDK's portfolio for RF signal conditioning, targeting modern wireless standards that require efficient balancing of single-ended signals to differential pairs without significant signal degradation.

Balun Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult TDK technical support or authorized distributors for direct replacements or pin-compatible alternatives within the HHM series.