LTC5549IUDB#TRMPBF High Linearity RF Downconverter IC, 32-Pin QFN Package

LTC5549IUDB#TRMPBF Overview

The LTC5549IUDB#TRMPBF is a high-performance, low-power, wideband RF power detector designed for accurate power measurement in a broad range of frequencies from 50 MHz to 6 GHz. This device integrates a true RMS detector front end with a wide dynamic range, enabling precise RF power monitoring in communication systems and test equipment. With a supply voltage of 3.3 V and a low current consumption, it is optimized for portable and battery-powered applications. The compact 16-lead QFN package supports easy PCB integration and thermal management. For engineers sourcing reliable RF power detection solutions, the LTC5549IUDB#TRMPBF offers superior linearity, fast response time, and excellent temperature stability. Visit IC Manufacturer for additional technical resources and purchasing information.

LTC5549IUDB#TRMPBF Technical Specifications

LTC5549IUDB#TRMPBF Key Features

• Wide Frequency Range: Supports 50 MHz to 6 GHz, enabling seamless integration across multiple RF bands for versatile system design.
• True RMS Detection: Provides accurate power measurement of complex modulated signals, essential for modern communication standards.
• Low Power Consumption: Operates at just 12 mA, ideal for battery-powered and portable RF equipment requiring efficient power management.
• Compact QFN Package: The small 4 mm ?? 4 mm footprint facilitates high-density PCB layouts and improved thermal dissipation.
• Wide Dynamic Range: Measures input power levels from -40 dBm to +10 dBm, covering weak to strong signal environments.
• Fast Response Time: Approximately 1 ??s response enables real-time power monitoring and control in dynamic RF systems.
• Excellent Linearity and Temperature Stability: Ensures reliable power measurement accuracy across operating conditions and temperatures.

LTC5549IUDB#TRMPBF Advantages vs Typical Alternatives

This detector offers superior sensitivity and linearity compared to many conventional RF power detectors, ensuring more accurate power readings over a wide frequency and dynamic range. Its low current consumption and compact package make it more efficient and easier to integrate than bulky or high-power alternatives. Additionally, the true RMS detection capability allows it to handle complex modulated signals with greater precision, making it a robust choice for modern RF applications demanding reliability and precise power monitoring.

Typical Applications

• Wireless communication systems power monitoring, including cellular base stations and transceivers, where accurate RF power measurement improves system efficiency and reliability.
• Test and measurement equipment requiring precise, fast-response RF power detection for calibration and diagnostics.
• Portable and battery-powered RF devices leveraging low power consumption for extended operation time.
• RF power control loops and automatic gain control (AGC) in transmitter and receiver front ends.

LTC5549IUDB#TRMPBF Brand Info

The LTC5549IUDB#TRMPBF is developed by Linear Technology Corporation, a recognized leader in high-performance analog integrated circuits. This product exemplifies the company’s commitment to delivering precision RF components that blend advanced semiconductor technology with practical design considerations. With a focus on accuracy, low power consumption, and ease of integration, this device supports engineers in meeting stringent RF power measurement requirements across diverse industrial and communications markets.