Linear Technology Wideband RF ICs Power Detection Design Note 335

This article presents some solutions using Linear Technology’s versatile family of high frequency Schottky diode detectors for RF power detection and control

Brand: Linear Technology
Category: Other Electronics
Document type: Product Leaflet
Language: English
Pages: 2
File format: PDF
File size: 104 KB
Published: 05 June, 2012
Updated: 30 September, 2023
MD5 checksum: D2428FF98EA466A602C888491A597BA5
PDF: Linear Technology Wideband RF ICs Power Detection Design Note 335 PDF

About this manual

This document presents solutions using Linear Technology's versatile family of high frequency Schottky diode detectors for accurate RF power detection in receivers and transmitters. It emphasizes the importance of monitoring RF power to comply with government regulations and minimize interference.

The text details specific application examples, including a dual-band mobile phone transmitter power control circuit and an RFID reader receiver design. It also discusses using these detectors as low-cost data receivers for ASK or AM modulated signals.

What's inside

Introduction
Dual-Band Mobile Phone Transmitter Power Control Application
RFID Reader Application
Summary of RF Detector Specifications and Applications
Application of RF Power Detectors at Frequencies above 7GHz

Specifications

LTC5505-1 Frequency Range	300MHz to 3GHz
LTC5507 Frequency Range	100 KHz to 1GHz
LTC5508 Frequency Range	300MHz to 7GHz
LTC5532 Frequency Range	300MHz to 7GHz

Frequently asked questions

What is the frequency range of the LTC5509?

The LTC5509 operates from 300MHz to 3GHz.

Can the LTC5532 be used above its specified range?

Yes, although performance falls off gracefully, it can offer useful performance well above 7GHz.

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