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ICs for PFC Power Supply

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Product Overview:

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
R2A20114
R2A20104
- Support for high-power equipment.
- Achieve miniaturization, high efficiency and low noise.
- Light-load efficiency improvement function.
Single
- Built-in a power-good function.
- Cover a wide range of powers.
- Cover a wide range of powers.
- High-accuracy constant power limiter and over-current limiter.
- Achive high-accuracy of output voltage
R2A20131
- Improve the efficiency of light load.
- Reduce standby power
- Built-in a power-good function.

News Release (2010.11.08)

CRM
Interleave
- 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.
R2A20117
- Support for low noise and high efficiency.
- Achieve thinness, miniaturization and low noise.
- Strengthen a protection function.
R2A20118A
- Support for low noise and high efficiency.
- Achieve thinness, miniaturization and low noise.
- Added new functions of Brownout and OVP2 to R2A20117.
- Improve power factor more by RAMP_Gain switching function.
Single
- Support for small-power equipment.
- Secondary winding less
R2A20113A
- Improvement version of R2A20113 (pin-compatible)
- Improve the efficiency of light load.
- Support for low-power equipment.
- Secondary winding less
LED Lighting use
R2A20134
R2A20135
- High efficiency and high power factor
- High cost performance

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

 

Product Lineup:


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