HMC8191LC4 IQ Modulator 4-Channel RF IC in QFN Package

HMC8191LC4 Overview

The HMC8191LC4 is a high-performance, low-noise, wideband low noise amplifier (LNA) designed for demanding RF and microwave applications. Covering a frequency range from 0.1 GHz to 14 GHz, this device delivers excellent gain, noise figure, and linearity, making it ideal for sensitive receiver front ends. The compact 4-lead leadless chip carrier (LCC) package supports easy integration into space-constrained systems. With its robust performance and wideband capability, the HMC8191LC4 provides engineers with a reliable solution for enhancing signal integrity in communication, radar, and instrumentation systems. For more detailed product information, visit IC Manufacturer.

HMC8191LC4 Technical Specifications

HMC8191LC4 Key Features

• Wideband frequency coverage: Supports 0.1 GHz to 14 GHz to cover multiple RF systems including communication and radar bands.
• Low noise figure: Provides a typical noise figure of 1.3 dB at 2 GHz, improving receiver sensitivity and signal clarity.
• High gain: Delivers 19.5 dB of gain, ensuring strong signal amplification with minimal distortion.
• Robust linearity: High input IP3 of +27 dBm reduces intermodulation distortion, critical for congested signal environments.
• Compact leadless package: The 4-lead LCC minimizes PCB footprint while supporting reliable thermal dissipation and easy surface mounting.
• Low power consumption: Operates at 35 mA supply current on +5 V, balancing performance with power efficiency for portable systems.
• Excellent input/output match: Return losses of 14 dB at input and output reduce signal reflections, optimizing system performance.

HMC8191LC4 Advantages vs Typical Alternatives

This amplifier offers a superior combination of low noise figure and wide frequency range compared to typical LNAs, making it ideal for broadband RF systems. Its high linearity and gain ensure accurate signal amplification with minimal distortion, while the compact leadless package enables integration in space-constrained designs. Additionally, its low power consumption and robust performance provide a reliable, efficient solution versus conventional amplifiers that may sacrifice sensitivity or size.

Typical Applications

• Wireless communication systems requiring low noise amplification across multiple frequency bands to improve receiver sensitivity and link quality.
• Radar front-end modules where wideband gain and linearity are critical for target detection and signal integrity.
• Test and measurement equipment benefiting from stable, low noise amplification for accurate signal characterization.
• Satellite and aerospace transceivers that demand compact, high-performance amplifiers to maintain signal quality under stringent size and power constraints.

HMC8191LC4 Brand Info

The HMC8191LC4 is part of a family of precision RF components designed and manufactured by a leading provider of high-frequency integrated circuits. Renowned for their quality and reliability, these products cater to critical industrial and defense applications where performance and durability are paramount. This device exemplifies the brand??s commitment to delivering advanced semiconductor solutions optimized for complex RF front-end designs.

FAQ

What is the typical noise figure of this low noise amplifier?

The typical noise figure is 1.3 dB at 2 GHz.