LT5519EUF#TRPBF High-Speed Amplifier IC, Low Noise, SOT-23 Package

  • This device regulates voltage efficiently, ensuring stable power delivery for sensitive electronics.
  • Supports a wide input voltage range, enabling flexible use in varied power environments.
  • The compact LFCSP package reduces board space, facilitating smaller, lighter designs.
  • Ideal for battery-powered applications, it extends run-time by minimizing energy loss.
  • Manufactured to meet rigorous quality standards, enhancing long-term operational reliability.
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LT5519EUF#TRPBF Overview

The LT5519EUF#TRPBF is a precision RF front-end integrated circuit designed for low noise amplification and downconversion in high-frequency applications. Optimized for cellular and wireless infrastructure, it supports frequencies from 0.1 GHz to 6 GHz, delivering high linearity and low noise figure critical for signal integrity. This device integrates a low noise amplifier (LNA) and a mixer with on-chip local oscillator (LO) driving buffers, simplifying design and reducing component count. Its compact 16-lead LQFP package ensures efficient board space utilization. For detailed product information and sourcing, visit IC Manufacturer.

LT5519EUF#TRPBF Technical Specifications

ParameterSpecification
Frequency Range0.1 GHz to 6 GHz
Noise Figure (NF)Typically 3.5 dB
Conversion Gain15 dB (typical)
Input IP3 (IIP3)+10 dBm (typical)
Supply Voltage+5 V
Current Consumption45 mA (typical)
Package Type16-Lead LQFP
Input Return Loss-12 dB (typical)
Output Return Loss-10 dB (typical)

LT5519EUF#TRPBF Key Features

  • Wide Frequency Coverage: Supports 0.1 GHz to 6 GHz enabling versatile use in diverse RF systems.
  • Integrated LNA and Mixer: Reduces external components, simplifying the RF front-end design and minimizing board space.
  • Low Noise Figure: Ensures high sensitivity and improved signal clarity in weak signal environments.
  • High Linearity: Provides +10 dBm IIP3 performance, critical for minimizing intermodulation distortion in crowded spectrum applications.
  • On-Chip LO Buffer: Enhances mixer performance and eases local oscillator signal management.
  • Standard 16-Lead LQFP Package: Offers reliable mechanical and thermal performance in compact PCB layouts.
  • Low Current Consumption: Enables efficient power usage in battery-powered or energy-conscious designs.

LT5519EUF#TRPBF Advantages vs Typical Alternatives

This device delivers superior noise figure and linearity compared to conventional RF front-end ICs, making it ideal for applications demanding high sensitivity and signal fidelity. Its integrated LNA and mixer reduce external component count, lowering BOM cost and simplifying assembly. The broad frequency range and robust input/output return loss enhance system compatibility and signal integrity, providing a reliable solution for modern wireless infrastructure and communication systems.

Typical Applications

  • Wireless Infrastructure Receivers: Optimized for cellular base stations and small cells requiring low noise and high linearity front-end amplification.
  • RF Test Equipment: Suitable for high-frequency signal analysis and measurement systems.
  • Satellite Communication Systems: Provides low noise downconversion in satellite transceivers and ground stations.
  • Military and Aerospace RF Systems: Supports secure communication links with demanding performance requirements.

LT5519EUF#TRPBF Brand Info

The LT5519EUF#TRPBF is a specialized RF integrated circuit from a leading semiconductor manufacturer known for high-performance analog and RF solutions. This product reflects the brand??s commitment to delivering precision, reliability, and integration in RF front-end devices tailored for demanding industrial and communication applications. The brand??s extensive expertise ensures comprehensive support and quality assurance for engineers and sourcing specialists deploying this component in advanced RF systems.

FAQ

What frequency range does this device support?

The device operates across a wide frequency range from 0.1 GHz up to 6 GHz, making it suitable for various RF applications including cellular and satellite communications.

How does the integrated LNA and mixer benefit the design?

Integration of the low noise amplifier and mixer reduces the number of external components, simplifying the overall RF front-end design, saving PCB space, and improving assembly efficiency.

What is the typical noise figure and

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