HMC545AE MMIC Amplifier, Low Noise Gain Block, 3x3mm SMT Package

HMC545AE Overview

The HMC545AE is a high-performance GaAs MMIC (Monolithic Microwave Integrated Circuit) low noise amplifier designed for operation in the 0.1 to 6.0 GHz frequency range. It delivers low noise figure and high gain with exceptional linearity, making it ideal for sensitive RF front-end applications. This device features a single-ended input and output, operates from a 5 V supply, and supports a wide bandwidth with consistent performance. With its robust design and reliable operation, the HMC545AE suits demanding communication, instrumentation, and radar systems requiring precise amplification and low distortion. For detailed specifications and purchasing, visit IC Manufacturer.

HMC545AE Technical Specifications

HMC545AE Key Features

• Wideband Frequency Coverage: Operates across 0.1 to 6 GHz, enabling flexible use in various RF and microwave systems.
• Low Noise Figure: Noise figure as low as 2.3 dB ensures minimal signal degradation, critical for sensitive receiver front ends.
• High Gain with Linearity: Typical gain of 22 dB combined with a 27 dBm output IP3 supports high dynamic range and reduces distortion.
• Single-Supply Operation: Requires only +5 V supply, simplifying power system design and reducing overall system complexity.
• Compact Hermetic Ceramic Package: Provides robust environmental protection and thermal management for reliable long-term operation.
• Low Current Consumption: 45 mA typical current draw improves power efficiency in battery-powered or energy-sensitive applications.

HMC545AE Advantages vs Typical Alternatives

This MMIC amplifier offers a superior combination of low noise figure and high linearity compared to many standard RF amplifiers. Its wideband operation and low supply current provide enhanced flexibility and efficiency. The hermetic ceramic packaging enhances reliability under harsh conditions, making it a preferred choice over typical plastic-packaged alternatives in demanding industrial and aerospace applications.

Typical Applications

• RF front-end amplification in communication systems, including cellular base stations and satellite receivers, where low noise and high linearity improve signal integrity and system sensitivity.
• Instrumentation amplifiers requiring wide frequency response and stable gain for precision measurement equipment.
• Radar and electronic warfare systems that demand robust, low-noise amplification across broad frequency bands for target detection and signal processing.
• Test and measurement setups where consistent performance over a wide frequency range is essential for accurate characterization of RF components.

HMC545AE Brand Info

The HMC545AE is manufactured by a leading supplier specializing in GaAs MMIC technology, widely respected for delivering high-quality semiconductor devices tailored for RF and microwave applications. This model exemplifies the brand??s commitment to performance, reliability, and integration in complex industrial systems. Designed to meet stringent standards, it supports engineers and system designers in achieving optimal results in communication, defense, and instrumentation markets.

FAQ

What is the primary frequency range supported by this amplifier?

The device operates effectively from 0.1 GHz up to 6.0 GHz, covering a wide spectrum suitable for many RF and microwave applications including communication and radar systems.

How does the low noise figure benefit my RF design?

A noise figure of approximately 2.3 dB reduces the amount of noise introduced into a signal chain, improving the overall sensitivity and performance of receivers, especially in weak signal environments.

What supply voltage and current does this amplifier require?

It operates on a single +5 V supply and typically draws around 45 mA, allowing for