The HMC661LC4B from Analog Devices Inc. is a high-performance, GaAs MMIC Low Noise Amplifier (LNA) that operates in the frequency range of 2 to 20 GHz. This versatile amplifier is designed to offer excellent noise figure performance and high gain, making it an ideal choice for a wide range of applications, including point-to-point radios, military & space, test instrumentation, and sensors.

Key Features

• Frequency Range: The LNA operates over a broad frequency range of 2 to 20 GHz, providing flexibility for use in various applications.
• Low Noise Figure: With a typical noise figure of 2.5 dB, the HMC661LC4B ensures a high-quality signal with minimal added noise, which is crucial for maintaining signal integrity in communication and radar systems.
• High Gain: The device provides a high gain of 13 dB at mid-band, which helps to amplify weak signals and improve system sensitivity.
• Output Power: It offers an output power of +13 dBm at 1 dB compression point, allowing the LNA to drive subsequent stages effectively without significant distortion.
• Single Supply Voltage: The HMC661LC4B operates on a single supply voltage of +3.3V, simplifying power supply design and integration into existing systems.
• Package: Housed in a compact, RoHS-compliant, 4x4 mm ceramic QFN package, the LNA is suitable for space-constrained applications.

Applications

The HMC661LC4B is engineered to meet the demanding requirements of high-frequency applications. Its robust design and performance make it suitable for:

• Electronic Warfare (EW) and Electronic Countermeasures (ECM)
• Test Equipment and Sensors
• Telecommunications Infrastructure
• Satellite Communications (SATCOM)
• Point-to-Point and Point-to-Multipoint Radios
• Fiber Optic Applications

With its combination of low noise figure, high gain, and wide frequency range, the HMC661LC4B from Analog Devices Inc. is a robust solution for enhancing signal quality in complex RF and microwave systems.