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351 Results

Current Limit Selection

Learn to select the current limit for your converter design.

Soft-Start Time Selection

Learn to select the soft-start time for your converter design.

Converter Layout

Learn the PCB layout of the series capacitor buck converter.

Design Results

Get started designing with the series capacitor buck converter using a reference design and examine the design results.

Automotive front end power stage

Automotive transients introduction

This video presents a short overview of automotive frond-end and the transients tackled by the frond-end power conversion stage connected to an automotive battery rail.

Automotive front end power stage

Automotive transients explained

This section presents a high level overview of automotive board net and the describes the conditions that the the tests simulate. These include:

  • Reverse polarity
  • Jump start
  • Load sump
  • Starting profile
  • Superimposed ac
Automotive front end power stage

Architecting the dc-dc stage for automotive transients

This section presents an approach to architecting the dc-dc conversion stage to handle the transients on automotive battery rail. Following topologies are covered:

  • Buck-boost
  • Always-on boost + buck
  • On-demand boost + buck
  • Buck + post boost

Pro/cons of the different approaches are also discussed.

Automotive front end power stage

Reverse battery protection

This section presents the different methods of protecting the electronic loads connected to the automotive battery rail in the event of accidental reverse battery connection. The methods covered include:

  • Schottky diode
  • PFET + discretes
  • Smart diode + NFET
Automotive front end power stage

Riding out automotive transients using buck-boost dc-dc stage

This section presents the buck-boost dc-dc converter as an effective and efficient solution for the wide vin automotive battery rail. The advantages compared to pre-boost and two stage solutions are presented. Also contains an overview of buck-boost converter and controller offerings convering various current and power levels.

Introduction and Agenda

This section will cover the introduction and agenda for this 21 part training series. 

Market Challenges

This section will cover the market challenges to consider when choosing your DC/DC solution

Control Mode Comparision

This section will cover compare the 3 different control mode chosen

Product Comparison

This section will compare the 3 different products used

Topology Comparison

This section will compare the 2 different topologies chosen for this comparison

Design Parameters

This section will review the design parameters used

Switching Frequency Considerations

This section will cover issue to consider when choosing your switching frequency

Inductor Selection

This section will cover thing to consider when choosing your output inductor

Output Capacitor Selection

This section will cover thing to consider when choosing your output capacitor

Series Capacitor Selection

This section will cover the selection of the series capacitor for the TPS54A20

Capacitor self heating

This section will cover the effect of capacitor self heating on your DCDC design.

351 Results
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