Zhanyou Sha, Xiaojun Wang, Yanpeng Wang, Hongtao Ma

Optimal Design of Switching Power Supply (eBook, PDF)

• Format: PDF

Produktbeschreibung

A contemporary evaluation of switching power design methods with real world applications * Written by a leading author renowned in his field * Focuses on switching power supply design, manufacture and debugging * Switching power supplies have relevance for contemporary applications including mobile phone chargers, laptops and PCs * Based on the authors' successful "Switching Power Optimized Design 2nd Edition" (in Chinese) * Highly illustrated with design examples of real world applications

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Produktdetails

• Verlag: John Wiley & Sons
• Seitenzahl: 432
• Erscheinungstermin: 15. Juni 2015
• Englisch
• ISBN-13: 9781118790946
• Artikelnr.: 43136849

Autorenporträt

Zhanyou Sha, Xiaojun Wang, Yanpeng Wang, Hongtao Ma Hebei University of Science and Technology, China

Inhaltsangabe

Preface xiii
Introduction xv
1 Overview on Switching-Mode Power Supply (SMPS) 1
1.1 Classification of Integrated Regulated Power Supply 1
1.2 Characteristics of SMPS 5
1.3 New Development Trend of SMPS 6
1.4 Basic Principles of SMPS 13
1.5 Control Mode Type of SMPS 16
1.6 Working Mode of SMPS 20
1.7 Feedback Type of SMPS 22
1.8 Load Characteristics of SMPS 27
2 New Technology and Its Application of SMPS 31
2.1 Single-Chip Integration of SMPS 31
2.2 Computer-Based SMPS Design 33
2.3 Internal Protection Circuit of SMPS 39
2.4 Synchronous Rectification (SR) Technology 41
2.5 Active Clamp Technology 43
2.6 Magnetic Amplifier Regulator Technology 45
2.7 Programmable Voltage Regulator Technology 49
2.8 Digital Power Supply System 56
2.9 Energy-Saving and Environment-Friendly Technology of SMPS 66
3 Topologies of the DC/DC Converter 69
3.1 Topologies of the DC/DC Converter 69
3.2 Basic Principle of Buck Converter 75
3.3 Basic Principle of Boost Converter 78
3.4 Basic Principle of Buck-Boost Converter 79
3.5 Basic Principle of Charge Pump Converter 80
3.6 Basic Principle of SEPIC 81
3.7 Basic Principle of Flyback Converter 82
3.8 Basic Principle of Forward Converter 86
3.9 Basic Principle of Push-Pull Converter 87
3.10 Basic Principle of Half/Full Bridge Converter 89
3.11 Basic Principle of Soft Switching Converter 90
3.12 Basic Principle of Half-Bridge LLC Resonant Converter 93
3.13 Basic Principle of the 2-Switch Forward Converter 97
4 Method for Selecting Key Peripheral Components of SMPS 99
4.1 Selection Method for Fixed Resistor 99
4.2 Selection Method for Capacitors 105
4.3 Inductor Characteristics and Selection Method for Magnetic Beads 111
4.4 Selection Method for EMI Filter 116
4.5 Selection Method for Input Bridge Rectifier 128
4.6 Selection Method for Output Rectifier 130
4.7 Selection Method for Transient Voltage Suppressor (TVS) 137
4.8 Selection Method for Power Switching Tube 142
4.9 Selection Method for Optical Coupler 149
4.10 Selection Method for Adjustable Precision Shunt Regulator 152
4.11 Selection Method for SMPS Protection Elements 159
5 Power Factor Correction Circuit Design of SMPS 167
5.1 Brief Introduction to Power Factor Correction (PFC) 167
5.2 Basic Principle of Passive PFC Circuit 170
5.3 Design Examples of Passive PFC Circuit 175
5.4 Basic Principle of Active PFC Circuit 177
5.5 Design Examples of Active PFC Circuit 184
5.6 Principle and Application of High-Power PFC 188
5.7 Measures to Suppress PFC Electromagnetic Interference 197
5.8 PFC Configuration Scheme 200
6 Design of High-Frequency Transformer 205
6.1 Selection Method for Magnetic Cores by the Empirical Formula or Output
Power Table 205
6.2 Waveform Parameters of the High-Frequency Transformer Circuit 211
6.3 Formula Derivation of Selecting High-Frequency Transformer Magnetic
Core Based on AP Method 212
6.4 Design of Flyback High-Frequency Transformer 217
6.5 Design of Forward High-Frequency Transformer 225
6.6 Loss of High-Frequency Transformer 227
7 Examples of SMPS Optimization Design 231
7.1 Multioutput SMPS Design 231
7.2 Methods to Improve the Cross-Load Regulation of Multioutput SMPS 236
7.3 Design of PC SMPS with Magnetic Amplifier 238
7.4 Design of Synchronous Rectification DC/DC Converter 241
7.5 Design of SMPS for Peak-Power-Output Audio Power Amplifier 243
7.6 Design of Industrial Control Power Supply Based on Voltage-Doubling
Rectifier 246
7.7 Design of Industrial Control Power Supply Based on Suspension
High-Voltage Constant Current Source 248
7.8 Design of StackFETTM Technology-Based Micro-SMPS 250
7.9 Design of Power Supply for the Digital TV Set-Top Box 252
7.10 Design of Mobile Phone Charger with USB Interface 254
8 Key Design Points of SMPS 257
8.1 SMPS Design Requirements 257
8.2 Design of High-Efficiency SMPS 260
8.3 Methods of Reducing No-Load and Standby Power Consumption of SMPS 265
8.4 Stability Design of Optocoupler Feedback Control Loop 274
8.5 SMPS Layout and Wiring 282
8.6 Design of Constant Voltage/Current SMPS 288
8.7 Design of Precision Constant Voltage/Current SMPS 292
8.8 Design of Remote Turn-Off Circuit for SMPS 297
8.9 Typical Application and Printed Circuit Design of New Single-Chip SMPS
299
8.10 Electromagnetic Interference Waveform Analysis and Safety Code Design
of SMPS 307
8.11 Radiator Design of Single-Chip SMPS 313
8.12 Radiator Design of Power Switching Tube (MOSFET) 321
8.13 Common Troubleshooting Methods of SMPS 327
9 SMPS Testing Technology 329
9.1 Parameter Testing of SMPS 329
9.2 Performance Testing of SMPS 333
9.3 SMPS Measurement Skills 336
9.4 Accurate Measurement Method of Duty Ratio 343
9.5 Method to Detect the Magnetic Saturation of High-Frequency Transformer
with Oscilloscope 345
9.6 Digital Online Current/Resistance Meter 348
9.7 Electromagnetic Compatibility Measurement of SMPS 354
9.8 Waveform Test and Analysis of SMPS 359
10 Protection and Monitoring Circuit Design of SMPS 367
10.1 Design of Drain Clamp Protection Circuit 367
10.2 Overvoltage Protection Circuit Constituted by Discrete Components 371
10.3 Application of Integrated Overvoltage Protector 377
10.4 Design of Undervoltage Protection Circuit 381
10.5 Design of Overcurrent and Overpower Protection Circuit 384
10.6 Design of Soft-Start Circuit 389
10.7 Mains Voltage Monitor 392
10.8 Transient Interference and Audio Noise Suppression Technology of SMPS
396
10.9 Design of Overheating Protection Component and Cooling Control System
400
References 407
Index 409