24.TOPSwitch-II Flyback Quick Selection Curves

This application note is for engineers starting a flyback power supply design with TOPSwitch-II. It offers a quick method to select the proper TOPSwitch-II device from parameters that are usually not available until much later in the design process. The TOPSwitch-II Flyback Quick Selection Curves provide the essential design guidance.


TOPSwitch-II Flyback
Quick Selection Curves
Application Note AN-21


Introduction
QUICK START
This application note is for engineers starting a flyback power
supply design with TOPSwitch-II. It offers a quick method to 1) Determine which graph (Fig. 2, 3, 4 or 5) is
select the proper TOPSwitch-II device from parameters that closest to your application.
are usually not available until much later in the design process.
Example: Use Figure 2 for Universal input,
The TOPSwitch-II Flybac