Teach you how to design switching power supply PCB-layout and capacitor inductance

Part I

PCB layout guide ten simple rules

Capacitance model

Capacitor parallel high frequency characteristics

Teach you how to design switching power supply PCB-layout and capacitor inductance

Inductance model

Teach you how to design switching power supply PCB-layout and capacitor inductance

Inductance characteristics

Teach you how to design switching power supply PCB-layout and capacitor inductance

Mirror surface concept

Teach you how to design switching power supply PCB-layout and capacitor inductance

High frequency alternating current loop

Teach you how to design switching power supply PCB-layout and capacitor inductance

Via (VIA) example

Teach you how to design switching power supply PCB-layout and capacitor inductance

PCB layer split

Teach you how to design switching power supply PCB-layout and capacitor inductance

Buck (BUCK) Power Supply: Power Partial Current and Voltage Waveforms

Teach you how to design switching power supply PCB-layout and capacitor inductance

Example of poor buck power supply layout

Teach you how to design switching power supply PCB-layout and capacitor inductance

Circuit equivalent diagram

Teach you how to design switching power supply PCB-layout and capacitor inductance

PCB Trace - Via Inductance Estimation

Teach you how to design switching power supply PCB-layout and capacitor inductance

Pad (PAD) and bypass capacitor placement

Teach you how to design switching power supply PCB-layout and capacitor inductance

Example of buck power supply typesetting

Teach you how to design switching power supply PCB-layout and capacitor inductance

Example of buck power supply typesetting

Teach you how to design switching power supply PCB-layout and capacitor inductance

Part II Output Capacitor Design Ripple Voltage Analysis

Teach you how to design switching power supply PCB-layout and capacitor inductance

Output filter capacitor circuit analysis

Teach you how to design switching power supply PCB-layout and capacitor inductance

Part III Influence of Inductance and Capacitance on VDSL

xDSL propagation speed map

Teach you how to design switching power supply PCB-layout and capacitor inductance

Inductance parasitic capacitance

Teach you how to design switching power supply PCB-layout and capacitor inductance

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