Correcting Imperfections in IQ Modulators to Improve RF Signal Fidelity

INTRODUCTION The in-phase and quadrature modulator (IQ modulator) is a key component in modern wireless transmitters. It provides a convenient method for modulating data bits or symbols onto an RF carrier. IQ upconversion has become the architecture of choice for implementing transmitter signal c

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亚德诺

PFC Converter Design with IR1150 One Cycle Control IC

PFC Converter Design with IR1150 One Cycle Control IC This Application Note describes the design methodology of a Continuous Conduction Mode Power Factor Correction circuit utilizing a boost converter and featuring the IR1150S PFC IC. The IR1150 is based on International Rectifier’s proprietary “

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IRF

Controller Dynamics and Tuning

Introduction This application note describes how to tune the embedded control loops on the IRMCF3xx series of control IC’s. This covers the IRMCF312, IRMCF311 and IRMCF343 digital control IC’s for airconditioning systems and the IRMCF341 IC for washing machine applications. The control loops incl

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IRF

IRS2011 and IR2011 Comparison

Introduction The IRS2011 is a new HVIC product that replaces the IR2011 and is pin-to-pin compatible with its predecessor. This application note describes the various differences between the IRS2011 and the IR2011 HVICs. The IRS2011 is a high power, high speed power MOSFET driver with independen

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IRF

Application Note

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IRF

Backing Up Epson Toyocom Real-Time Clock Chips

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CYMBET

辛贝特

Using Cymbet EnerChip Batteries Instead of Coin Cells and Super Capacitors

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Using the Atmel짰 picoPower AVR Microcontroller with Cymbet EnerChips

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Loop Current Detection for LITELINK

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IXYS

艾赛斯

Using the EnerChip??in Pulse Current Applications

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