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Power Supply IC
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Overview of Design Method of PWM AC-DC Flyback Converters
Want are Isolated Flyhback Convertors?
Isolated Flyback Converter Basics: What is Switching AC-DC Conversion?
Isolated Flyback Converter Basics: What are Characteristics of Flyback Converter?
Isolated Flyback Converter Basics: Flyback Converter Operation and Snubber
Isolated Flyback Converter Basics: What are Discontinuous Mode and Continuous Mode?
Design Procedure
Determining Power Supply Specifications
Choosing an IC for Design
Designing Isolated Flyback Converter Circuits
Designing Isolated Flyback Converter Circuits: Transformer Design (Calculating numerical values)
Designing Isolated Flyback Converter Circuits: Transformer Design (Structural Design) – 1
Designing Isolated Flyback Converter Circuits: Transformer Design (Structural Design) – 2
Designing Isolated Flyback Converter Circuits: Selecting Critical Components ? MOSFET related – 1
Designing Isolated Flyback Converter Circuits: Selecting Critical Components ? MOSFET related – 2
Designing Isolated Flyback Converter Circuits: Selecting Critical Components ? CIN and Snubber
Designing Isolated Flyback Converter Circuits: Selecting Critical Components ? Output Rectifier and Cout
Designing Isolated Flyback Converter Circuits: Selecting Critical Components ? VCC of IC
Designing Isolated Flyback Converter Circuits: Selecting Critical Components – IC Settings Etc.
Designing Isolated Flyback Converter Circuits: Addressing EMI and Output Noise
Example Board Layout
Summary
Overview of Design Examples of AC-DC Non-isolated Buck Converters
What are Buck Converters? – Basic Operation and Discontinuous Mode vs. Continuous Mode
Selection of Power Supply ICs and Design Examples
Selecting Critical Components: Input Capacitor C1 and VCC Capacitor C2
Selecting Critical Components: Inductor L1
Selecting Critical Components: Current Sense Resistor R1
Selecting Critical Components: Output Capacitor C5
Selecting Critical Components: Output Rectifying Diode D4
EMI Countermeasures
Board Layout and Summary
Introduction
Design Procedure
IC Used in Design
Power Supply Specifications and Replacement Circuit
Synchronous Rectifying Circuit Section: Selection of Synchronous Rectifying MOSFET
Synchronous Rectification Circuit Section: Power Supply IC Selection
Synchronous Rectification Circuit Section: Selection of Peripheral Circuit Components-C1, R3 at MAX_TON Pin, and VCC Pin
Synchronous Rectification Circuit Section: Selection of Peripheral Circuit Components-D1, R1, R2 at DRAIN Pin
Shunt Regulator Circuit Section: Selection of Peripheral Circuit Components
Troubleshooting ①: Case When Secondary-Side MOSFET Suddenly Turns OFF
Troubleshooting ②: Case When Secondary-Side MOSFET Turns On Due to Resonance Under Light Loading
Troubleshooting ③: Case When, Due to Surge, VDS2 Rises to Above Secondary-Side MOSFET VDS Voltage
Comparison of Efficiency of Diode Rectification and Synchronous Rectification
Points to Note Relating to PCB Layout
Summary
Introduction
Power Supply ICs Used in Design: Optimized for SiC MOSFETs
Design Example Circuit
Transformer T1 Design – 1
Transformer T1 Design – 2
Selecting Critical Components: MOSFET Q1
Selecting Critical Components: Input Capacitor and Balancing Resistor
Selecting Critical Components: Switch Setting Resistors for Overload Protection Points
Selecting Critical Components: VCC-Related Components of Power Supply ICs
Selecting Critical Components: Components Related to Power Supply IC BO (Brownout) Pins
Selecting Critical Components: Components Related to Snubber Circuits
Selecting Critical Components: MOSFET Gate Drive Adjustment Circuit
Selecting Critical Components: Output Rectifying Diode
Selecting Critical Components: Output Capacitors, Output Setting and Control Components
Selecting Critical Components: Current Sense Resistors and Components Related to Detection Pins
Selecting Critical Components: Components for Dealing with EMI and Output Noise
PCB Layout Example
Example Circuit and Component List
Evaluation Results: Efficiency and Switching Waveform
Summary
New Articles
AC-DC Design
Overview of Design Method of PWM AC-DC Flyback Converters
2015/12/10
AC-DC Design
Want are Isolated Flyhback Convertors?
2015/12/17
Download Technical Documents
Basic of AC-DC Conversion
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