HMC553ALC3B Amplificateur large bande MMIC en boîtier QFN 5x5mm

HMC553ALC3B Overview

The HMC553ALC3B is a high-performance, ultra-low noise amplifier designed for RF and microwave frequency applications ranging from 50 MHz to 6 GHz. It delivers a typical gain of 20 dB with a low noise figure of 0.9 dB, making it ideal for sensitive receiver front-ends and signal conditioning circuits. Its integrated single-ended input and output, combined with low current consumption and a compact 3×3 mm leadless package, simplify system design and reduce board space. This device is well-suited for demanding industrial, communication, and instrumentation applications requiring high linearity and low distortion. For more details, visit Fabricant de circuits intégrés.

HMC553ALC3B Technical Specifications

HMC553ALC3B Key Features

• Wideband Frequency Coverage: Operates seamlessly from 50 MHz to 6 GHz, enabling versatile use across a broad range of RF and microwave systems.
• Ultra-Low Noise Figure: Typical noise figure of 0.9 dB reduces system noise floor, enhancing receiver sensitivity in wireless communications and radar applications.
• High Linearity Performance: +21 dBm output 1 dB compression point supports strong signal handling without distortion, critical for high dynamic range systems.
• Integrated Input/Output Matching: 14 dB typical return loss simplifies impedance matching, reducing external components and system cost.
• Compact SMT Package: 3×3 mm leadless surface mount footprint facilitates high-density PCB layout and supports automated assembly processes.
• Low Current Consumption: Draws approximately 105 mA at +5 V supply, balancing power efficiency with high amplification gain.
• Broad Temperature Operation: Designed to perform reliably over industrial temperature ranges, ensuring consistent performance in harsh environments.

HMC553ALC3B Advantages vs Typical Alternatives

This amplifier offers superior noise performance and linearity compared to typical low-noise amplifiers in its class, delivering enhanced sensitivity and dynamic range. Its wide frequency coverage combined with integrated input/output matching reduces the need for external tuning components. The compact leadless package and low current consumption further distinguish it for space- and power-sensitive industrial and communication system designs.

Applications typiques

• Low noise amplifier stage in wireless communication receivers, improving signal quality and sensitivity in base stations and infrastructure equipment.
• Radar and electronic warfare systems requiring high linearity and low noise for accurate target detection and signal integrity.
• Test and measurement instrumentation where precise signal amplification and low distortion are paramount.
• Satellite communication ground stations benefiting from compact, reliable, and low-noise front-end amplification.

HMC553ALC3B Brand Info

The HMC553ALC3B is part of a series of high-performance RFICs developed for demanding applications in the semiconductor industry. Manufactured with advanced GaAs MMIC technology, it reflects the brand??s commitment to delivering reliable, precision-engineered components optimized for low noise, high gain, and excellent linearity. This product supports customers requiring robust solutions for modern RF and microwave system designs.

FAQ

What is the typical noise figure of the amplifier, and why is it important?

The typical noise figure is 0.9 dB, which is critical because it determines how much noise the amplifier adds to the received signal