HMC521ALC4TR MMIC Amplifier, Low Noise Gain Block, 4-Lead SOT-343 Package

HMC521ALC4TR Overview

The HMC521ALC4TR is a high-performance, low noise figure gain block amplifier designed for broadband applications from DC to 14 GHz. This wideband MMIC amplifier offers excellent gain stability and linearity, making it ideal for use in communication systems, radar, and test instrumentation. With integrated internal biasing and a compact 4-lead SC-70 package, it simplifies system design by minimizing external components. The device balances low noise figure with high gain and output power, providing engineers with reliable performance in demanding RF and microwave signal chains. For more information, visit IC Manufacturer.

HMC521ALC4TR Technical Specifications

HMC521ALC4TR Key Features

• Wideband Amplification: Covers DC to 14 GHz, enabling versatile use in broadband RF and microwave applications.
• Low Noise Figure: Maintains a noise figure as low as 3.5 dB, enhancing signal integrity in sensitive receiver front ends.
• High Gain and Linearity: Provides 16 dB gain with +17 dBm output power at 1 dB compression, supporting strong signal amplification without distortion.
• Integrated Biasing: Eliminates the need for external bias networks, simplifying circuit design and reducing component count.
• Compact Package: Offered in a space-saving 4-lead SC-70 package, facilitating high-density PCB layouts.
• Wide Operating Temperature: Suitable for industrial environments with a range from -40??C to +85??C for reliable performance.
• Excellent Return Loss: Input and output return loss of 12 dB minimizes signal reflections for efficient power transfer.

HMC521ALC4TR Advantages vs Typical Alternatives

This amplifier stands out with its broad frequency coverage and low noise figure, delivering superior sensitivity compared to typical gain blocks. Its integrated biasing and compact SC-70 package reduce design complexity and board space, while maintaining consistent gain and linearity across a wide temperature range. These attributes provide enhanced reliability and efficiency, making it a preferred choice for high-performance RF front-end applications.

Typical Applications

• RF and microwave communication systems requiring low noise amplification and wideband frequency coverage to ensure signal clarity and system sensitivity.
• Radar signal chains where stable gain and linearity over a wide frequency range are critical for accurate target detection.
• Test and measurement equipment demanding low noise figure amplifiers to improve the dynamic range and measurement accuracy.
• Broadband instrumentation and sensor systems that benefit from compact, integrated amplifier modules for simplified assembly and reliable operation.

HMC521ALC4TR Brand Info

The HMC521ALC4TR is part of a product family renowned for delivering high-quality MMIC amplifiers designed to meet stringent RF and microwave performance demands. Manufactured by a leading provider of integrated circuits, this device embodies a commitment to innovation, reliability, and advanced semiconductor technology. Its design reflects industry-leading expertise in low noise, high gain amplification solutions for industrial, defense, and commercial applications.

FAQ

What frequency range does the HMC521ALC4TR support?

The device operates over a wide frequency range from DC up to 14 GHz. This broadband capability allows it to be used in diverse RF and microwave applications spanning low-frequency DC signals to high GHz frequencies.

How does the integrated biasing feature benefit system design?

Integrated biasing eliminates the need for external bias components, reducing the