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ICs for PFC Power Supply

Equipped with a variety of functions for improving efficiency, driving higher efficiency and eco-friendliness for power supply systems of electric devices, and thus society as a whole. Driver ICs are also available for high-accuracy, high-efficiency LED lighting systems.

 

Product Information:

 

1-page product guides are available by clicking each Part No. in the table.
If you want a datasheet, please download from Product Lineup at the bottom.

 

CCM: Continuous Conduction Mode, CRM: Critical Conduction Mode

 

 

Mode Part No. Features
CCM Interleave R2A20114B - Support for high-power equipment.
- Achieve miniaturization, high efficiency and low noise.
- Light-load efficiency improvement function.
Single R2A20111

- Cover a wide range of powers.

- Low-power limit function

- PFC hold function

R2A20131 - Improve the efficiency of light load.
- Reduce standby power
- Built-in a power-good function.
CRM Interleave R2A20112A - Support for low noise and high efficiency.
- Achieve thinness, miniaturization and low noise.
R2A20132 - Support for low noise and high efficiency.
- Achieve thinness, miniaturization and low noise.
- Light-load efficiency improvement function.
Single R2A20113A - Support for small-power equipment.
- Secondary winding less
R2A20133D

- Support for small-power equipment.
- Secondary winding less

- OVP2 function

LED Lighting use

R2A20134

R2A20135

Please refer to the page of ICs for LED Lighting (ASSP)

Below you will find information to support the development of your application.

 

Resources for Software and Hardware

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FAQ Frequently asked questions and useful hints for development.
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