MAX2690EUB+ RF Amplifier IC, 2.7-3.3 GHz, Low Noise, SOT-89 Package

MAX2690EUB+ Overview

The MAX2690EUB+ is a high-performance, low-noise amplifier designed for wideband applications in the 50MHz to 1000MHz frequency range. This monolithic GaAs MMIC amplifier delivers a typical gain of 14dB with a low noise figure of 1.5dB, making it ideal for sensitive RF front-end designs. It operates on a single 5V supply with low current consumption, ensuring efficient power use in battery-operated or space-constrained systems. The device??s robust input and output matching simplify integration into various communication and measurement systems. For more details, visit the IC Manufacturer.

MAX2690EUB+ Technical Specifications

MAX2690EUB+ Key Features

• Wide Frequency Coverage: Operates efficiently across 50 MHz to 1000 MHz, supporting diverse RF system needs.
• Low Noise Figure: At 1.5 dB typical, it enhances receiver sensitivity, critical in weak signal environments.
• High Gain: Provides 14 dB gain to amplify low-level signals without significant distortion.
• Compact QFN Package: The 4 mm ?? 4 mm footprint supports high-density PCB layouts and thermal management.
• Low Power Consumption: Draws only 35 mA at 5 V supply, suitable for portable and low-power RF designs.
• Integrated Matching Networks: Simplifies design by minimizing external components and improving system reliability.
• High Linearity: Ensures minimal signal distortion, which is essential for maintaining signal integrity in demanding applications.

MAX2690EUB+ Advantages vs Typical Alternatives

This device offers superior low-noise performance combined with high gain at a modest power draw. Compared to typical alternatives, it provides better sensitivity and linearity, reducing the need for complex external matching circuits. The integrated GaAs MMIC technology delivers consistent reliability and stable operation across a broad frequency range, making it a preferred choice for RF front-end applications.

Typical Applications

• RF front-end amplification in communication receivers, enhancing signal quality in cellular base stations and wireless infrastructure.
• Low-noise amplification for instrumentation and testing equipment requiring precise signal conditioning.
• Signal amplification in radar systems operating within the VHF to UHF bands.
• Military and aerospace RF applications where size, power, and performance are critical.

MAX2690EUB+ Brand Info

The MAX2690EUB+ is part of a series of RF amplifiers developed by a leading semiconductor provider specializing in high-frequency GaAs MMIC devices. This product line is recognized for delivering consistent performance in challenging RF environments, combining advanced semiconductor processes with rigorous quality controls. The amplifier??s design caters to engineers requiring compact, reliable, and efficient RF gain stages for a wide range of industrial and commercial wireless applications.

FAQ

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

The typical noise figure is 1.5 dB, which is critical because it defines how much noise the amplifier adds to the input signal. Lower noise figures improve overall system sensitivity, enabling better detection of weak signals in RF applications.

What supply voltage and current does this device require?

This amplifier operates on a single +5 V supply and