Power management

Flyback controllers

Exceed industry's highest standards of power density and efficiency

Our flyback solutions enable you to design smaller power supplies with higher efficiency. With our years of experience, we are able to provide reliable and innovative products that are around for the long run. From consumer electronics to automotive applications and everything in between, we have a flyback solution that meets your needs.

Active clamp flyback

Achieve the greatest power density and efficiency possible with the smallest flyback solution.

QR & DCM flyback

Create a simpler design with fewer external components to realize better performance.

General purpose PWM

Enable high performance without sacrificing design flexibility by configuring a general purpose PWM controller for a flyback.

Featured products

UCC28780

Adaptive zero voltage switching active-clamp flyback controller

UCC28742

Valley switching DCM flyback controller with optocoupler based SSR feedback

UCC28704

Valley switching DCM flyback controller with PSR feedback and CV/CC regulation

Featured flyback controller reference designs

65W active clamp flyback with Si FETs reference design for a high power density 5-20V AC/DC adapter

This reference design features the UCC28780 active clamp flyback controller in a 65W USB PD adapter with Si FET. It has a peak efficiency of over 93% and a power density of 18W/in3.

30-W/in3, 92% Efficiency, 65-W USB Type-C™ PD AC/DC adapter reference design

This reference design features the UCC28780 active clamp flyback controller in a 65W USB PD adapter with GaN FET. It has a peak efficiency of over 94% and a power density of 30W/in3.

15W dual isolated output bias power supply with 4mW zero standby power consumption reference design

This reference design features the UCC28730 PSR flyback controller with ultra-low standby power consumption. It has a dual 15W output with a no load power consumption of 4mW.

Featured design resources

This training video introduces the basics of a flyback converter.

This training video discusses the active clamp flyback topology and how it's used to achieve greater power density and efficiency.

This app note explains how to resolve common design challenges with DCM flyback controllers.