Switched-capacitor DC-DC converters

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Table of contents

1 State-of-the-art 
1.1 Primary concerns
1.1.1 System level considerations
1.1.2 Design tools and CAD
1.1.3 Commercial trends
1.1.4 Converter structure
1.1.5 Operating frequency
1.1.6 Strategies for efficiency enhancement
1.2 DC-DC principle of operation
1.2.1 Linear voltage converter
1.2.2 Switched-capacitor DC-DC converters
1.2.3 Inductive DC-DC converters
1.3 Performance analysis
1.3.1 System view
1.3.2 Components and technologies
1.4 Conclusion and design specifications
1.4.1 Specifications of the design target
1.4.2 Technology portfolio
1.4.3 Technology suppliers
2 Design methodology 
2.1 Architecture definition
2.1.1 Waveforms and equations
2.1.2 Losses breakdown and comparison
2.2 Control strategies
2.2.1 Linear control strategies
2.2.2 Sliding-mode and hysteretic regulators
2.2.3 V2, quasi-V2 and V2IC control
2.2.4 Selection of a control method
2.3 Modeling of power switches
2.3.1 MOSFET model
2.3.2 Technology evaluation
2.3.3 Expected efficiency
2.4 Output filter and decoupling capacitors
2.4.1 Circuit models
2.4.2 Dimensioning
2.5 Conclusion and design objectives
2.5.1 Active parts
2.5.2 Passive components
3 IC Design 
3.1 Global system view
3.2 Design details
3.2.1 Power stage
3.2.2 Drivers
3.2.3 Level-shifter
3.2.4 Current reference
3.3 Cell design layout considerations
3.3.1 On-chip switching noise
3.3.2 Parasitic capacitance and resistance of metal routing
3.3.3 Matching issues
3.4 Layout of converters
3.4.1 Sub-circuit cells layouts
3.4.2 Full converter layouts
3.5 Chip-level considerations
3.5.1 Converter placement
3.5.2 On-chip capacitors
3.5.3 Top-level routing
3.6 Conclusion
4 Tests and measurements results 
4.1 Testing particularities
4.1.1 Challenges
4.1.2 Testing equipment
4.2 Decoupling capacitors and interposer
4.2.1 Manufactured interposer
4.3 Integrated magnetic inductors
4.3.1 Designed structures
4.3.2 Inductor testing
4.4 Converter
4.4.1 Single die
4.4.2 Interposer assembly
4.4.3 State-of-the-art status
4.5 Conclusion
5 General conclusion 
5.1 Summary of contributions
5.2 Perspectives
5.2.1 Short-term issues
5.2.2 Mid-term issues
5.2.3 Long-term issues
Bibliography