Capacitively-Coupled Chopper Amplifiers

This book describes the concept and design of the capacitively-coupled chopper technique, which can be used in precision analog amplifiers. Readers will learn to design power-efficient amplifiers employing this technique, which can be powered by regular l

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Qinwen Fan Kofi A.A. Makinwa Johan H. Huijsing

CapacitivelyCoupled Chopper Amplifiers

Analog Circuits and Signal Processing Series editors Mohammed Ismail, Dublin, USA Mohamad Sawan, Montreal, Canada

More information about this series at http://www.springer.com/series/7381

Qinwen Fan Kofi A.A. Makinwa Johan H. Huijsing •

Capacitively-Coupled Chopper Amplifiers

123

Qinwen Fan Mellanox Technologies Delfgauw The Netherlands

Johan H. Huijsing Schipluiden The Netherlands

Kofi A.A. Makinwa Delft University of Technology Delft, Zuid-Holland The Netherlands

ISSN 1872-082X ISSN 2197-1854 (electronic) Analog Circuits and Signal Processing ISBN 978-3-319-47390-1 ISBN 978-3-319-47391-8 (eBook) DOI 10.1007/978-3-319-47391-8 Library of Congress Control Number: 2016955322 © Springer International Publishing AG 2017 This work is subject to copyright. All rights are reserved by the Publisher, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recitation, broadcasting, reproduction on microfilms or in any other physical way, and transmission or information storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar methodology now known or hereafter developed. The use of general descriptive names, registered names, trademarks, service marks, etc. in this publication does not imply, even in the absence of a specific statement, that such names are exempt from the relevant protective laws and regulations and therefore free for general use. The publisher, the authors and the editors are safe to assume that the advice and information in this book are believed to be true and accurate at the date of publication. Neither the publisher nor the authors or the editors give a warranty, express or implied, with respect to the material contained herein or for any errors or omissions that may have been made. Printed on acid-free paper This Springer imprint is published by Springer Nature The registered company is Springer International Publishing AG The registered company address is: Gewerbestrasse 11, 6330 Cham, Switzerland

Contents

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Problem . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2 Traditional Solutions. . . . . . . . . . . . . . . . . . . 1.3 A Promising Solution: Capacitively Coupled Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4 Challenging Issues . . . . . . . . . . . . . . . . . . . . 1.5 Organization . . . . . . . . . . . . . . . . . . . . . . . . . References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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2 The Chopping Technique . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.1 Basic Working Principle . . . . . . . . . . . . . . . . . . . . . .