PowerWise® Design University

Introduction and Application of Constant On-Time (COT) Buck Regulators

Introduction and Application of Constant On-Time (COT) Buck Regulators



Objective: Be able to identify when it is appropriate to use the COT architecture. Be able to identify potential problems with COT architecture and recommend solutions.

Description: Operating principles. Where to use. Equations for the power stage. A real example.

Length: 60 minutes

Published Date: Jul 21, 08

Step(s) to complete

  1. Complete the suggested assignments
  2. Complete the online test to receive a certificate from Bob Pease

About the Instructor: Robert (Bob) Bell is the Applications Engineering manager for the National Semiconductor design center located in Phoenix, Arizona. He has been with National Semiconductor since 2001. Products designed at the Phoenix design center include; next generation PWM power controllers, gate drivers, hotswap and load share controllers. Previous to joining National, Bob designed power converters for military and space applications. In his spare time he enjoys; hiking, camping, tennis and travel.


Suggested Assignments

Complete the course below.

Introduction and Application of Constant On-Time (COT) Buck Regulators

To study offline, click on the Download Course button below and save it to your C drive.

Click the Test Yourself button to take the final test when ready.

Send feedback for this course.

Back to Main Campus     Back to School of Analog Design