Cover -- Analog Circuit Design -- Copyright -- Dedication -- Contents -- Acknowledgments -- Introduction -- Publisher's Note -- Foreword -- Part 1 -Power Management -- Section 1 -Power Management Tutorials -- 1 -Ceramic input capacitors cancause overvoltage transients -- Plug in the wall adapter at your own risk -- Building the Test Circuit -- Turning on the switch -- Testing a portable application -- Input voltage transients with different input elements -- Optimizing Input Capacitors -- Conclusion -- 2 -Minimizing switching regulator residue in linear regulator outputs -- Introduction -- Switching regulator AC output content -- Ripple and spike rejection -- Ripple/spike simulator -- Linear regulator high frequency rejection evaluation/optimization -- References -- Appendix A - About ferrite beads -- Appendix B - Inductors as high frequency filters -- Appendix C - Probing technique for sub-millivolt,wideband signal integrity -- 3 -Power Conditioning for notebook and palmtop systems -- Introduction -- LT1432 driver for high efficiency 5V and 3.3V buck regulato r -- Circuit description -- BICMOS switching regulator family provides highest step-down efficiencies -- Surface mount capacitors for switching regulator applications -- High efficiency linear supplies -- Power switching with dual high side micropower N-channel MOSFET drivers -- LT1121 micropower 150mA regulator with shutdown -- Cold cathode fluorescent display driver -- Battery charging -- Lead acid battery charger -- NiCAD charging -- LCD display contrast power supply -- A 4-cell NiCad regulator/charger -- Power supplies for palmtop computers -- 2-Cell input palmtop power supply’circuits -- LCD bias from 2 AA cells -- 4-Cell input palmtop power supply’circuits -- A CCFL backlight driver for palmtop’machines -- 4 -2-Wire virtual remote sensing for voltage regulators -- Introduction.

"Virtual" remote sensing -- Applications -- VRS linear regulators -- VRS equipped switching regulators -- VRS based isolated switching supplies -- VRS halogen lamp drive circuit -- References -- Appendix A - A primer on LT4180 VRS operation -- Appendix B - Design guidelines for LT4180 VRScircuits -- Introduction -- Design procedure -- CHOLD capacitor selection andcompensation -- Setting output voltage, undervoltageand overvoltage thresholds -- RSENSE selection -- Soft-correct operation -- Using guard rings -- Synchronization -- Spread spectrum operation -- Increasing voltage correction range -- Section 2 -Switching Regulator Design -- 5 -LT1070 design manual -- Introduction -- Preface -- Smaller versions of the LT1070 -- Inductance calculations -- Protecting the magnetics -- New switch current specification -- High supply voltages -- Discontinuous "oscillations" (ringing) -- LT1070 operation -- Pin functions -- Input supply (VIN) -- Ground pin -- Feedback pin -- Compensation pin (Vc) -- Output pin -- Basic switching regulator topologies -- Buck converter -- Boost regulators -- Combined buck-boost regulator -- 'Cuk converter -- Flyback regulator -- Forward converter -- Current-boosted boost converter -- Current-boosted buck converter -- Application circuits -- Boost mode (output voltage higher than input) -- Inductor -- Output capacitor -- Frequency compensation -- Current steering diode -- Short-circuit conditions -- Negative buck converter -- Output divider -- Duty cycle -- Inductor -- Output capacitor -- Output filter -- Input filter -- Frequency compensation -- Catch diode -- Negative-to-positive buck-boost converter -- Setting output voltage -- Inductor -- Output capacitor -- Current steering diode -- Positive buck converter -- Duty cycle limitations -- Inductor -- Output voltage ripple -- Output capacitor -- Output filter -- Flyback converter.

Output divider -- Frequency compensation -- Snubber design -- Output diode (D1) -- Output capacitor (C1) -- Totally isolated converter -- Output capacitors -- Load and line regulation -- Frequency compensation -- Positive current-boosted buck converter -- Negative current-boosted buck converter -- Negative input/negative output flyback converter -- Positive-to-negative flyback converter -- Voltage-boosted boost converter -- Negative boost converter -- Positive-to-negative buck boost converter -- Current-boosted boost converter -- Forward converter -- Frequency compensation -- Check margins -- Eliminating start-up overshoot -- External current limiting -- Driving external transistors -- Output rectifying diode -- Input filters -- Efficiency calculations -- LT1070 operating current -- LT1070 switch losses -- Output diode losses -- Inductor and transformer losses -- Snubber losses -- Total losses -- Output filters -- Input and output capacitors -- Inductor and transformer basics -- Cores with gaps -- Inductor selection process -- Transformer design example -- Heat sinking information -- Troubleshooting hints -- Warning -- Subharmonic oscillations -- Inductor/transformer manufacturers -- Core manufacturers -- Bibliography -- 6 -Switching regulators for poets -- Basic flyback regulator -- -48V to 5V telecom flyback regulator -- Fully-isolated telecom flyback regulator -- 100W off-line switching regulator -- Switch-controlled motor speed controller -- Switch-controlled peltier 0º reference -- Acknowledgments -- Appendix A - Physiology of the LT1070 -- Appendix B - Frequency compensation -- Appendix C - A checklist for switching regulatordesigns -- Appendix D -Evolution of a switching regulatordesign -- 7 -Step-down switching regulators -- Basic step down circuit -- Practical step-down switching regulator -- Dual output step-down regulator.

Negative output regulators -- Current-boosted step-down regulator -- Post regulation-fixed case -- Post regulation-variable case -- Low quiescent current regulators -- Wide range, high power, high voltage regulator -- Regulated sinewave output DC/AC converter -- References -- Appendix A -Physiology of the LT1074 -- Appendix B -General considerations for switchingregulator design -- Inductor selection -- Inductor selection-alternate method -- Capacitors -- Layout -- Diodes -- Frequency compensation -- Appendix C -Techniques and equipment for currentmeasurement -- Appendix D -Optimizing switching regulatorsfor efficiency -- A special circuit -- Appendix E - A half-sine reference generator -- Appendix F - The magnetics issue -- 8 -A monolithic switching regulator with output noise -- Introduction -- Switching regulator "noise" -- A noiseless switching regulator approach -- A practical, low noise monolithic regulator -- Measuring output noise -- System-based noise "measurement" -- Transition rate effects on noise and efficiency -- Negative output regulator -- Floating output regulator -- Floating bipolar output converter -- Battery-powered circuits -- Performance augmentation -- Low quiescent current regulator -- High voltage input regulator -- 24V-to-5V low noise regulator -- 10W, 5V to 12V low noise regulator -- 7500V isolated low noise supply -- References -- Appendix A - A history of low noise DC/DC -- History -- Appendix B -Specifying and measuring somethingcalled noise -- Measuring noise -- Low frequency noise -- Preamplifier and oscilloscope selection -- Appendix C -Probing and connection techniques forlow level, wideband signal integrity -- Ground loops -- Pickup -- Poor probing technique -- Violating coaxial signal transmission-felony case -- Violating coaxial signal transmission- misdemeanor case -- Proper coaxial connection path.

Direct connection path -- Test lead connections -- Isolated trigger probe -- Trigger probe amplifier -- Appendix D -Breadboarding and Layout Considerations -- Breadboarding and Layout Considerations -- 5V to 12V Breadboard -- 5V to ± 15V breadboard -- Demonstration board -- Appendix E -Selection criteria for linear regulators -- Testing ripple rejection -- Appendix F -Magnetics considerations -- Transformers -- Inductors -- Appendix G -Why voltage and current slew control -- Appendix H -Hints for lowest noise performance -- Noise tweaking -- Capacitors -- Damper network -- Measurement technique -- Appendix I - Protection against magnetics noise isknowledge and good common sense -- Noise test data -- Pot core -- ER core -- Toroid -- E core -- Summary -- Conclusion -- Appendix J - Measuring EMI radiation -- Sources of EMI -- Probe response characteristics -- Principles of probe use -- Typical Di/Dt EMI problems -- Rectifier reverse recovery -- Ringing in clamp Zeners -- Paralleled rectifiers -- Paralleled snubber or damper caps -- Ringing in transformer shield leads -- Leakage inductance fields -- External air gap fields -- Poorly bypassed high speed logic -- Probe use with a "LISN" -- Conclusion -- Summary -- Sniffer Probe amplifier -- Appendix K - System-based noise ''measurement'' -- 9 -Powering complex FPGA-based systems using highly integrated DC/DC Module regulator systems -- Innovation in DC/DC design -- DC/DC μModule Regulators: Complete Systems in an LGA Package -- 48A from four parallel DC/DC μ Module regulators -- Start-up, soft-start and current sharing -- Conclusion -- 10 -Powering complex FPGA-based systemsusing highly integrated DC/DCµ Module regulator systems -- 60W by paralleling four DC/DC µModule regulators -- Thermal performance -- Simple copy and paste layout -- Conclusion.

11 -Diode Turn-On Time Induced Failures in Switching Regulators.