UCC2817A datasheet, preregulator equivalent, Texas Instruments

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UCC2817A Features and benefits

*1 Controls Boost Preregulator to Near-Unity Power Factor
* Limits Line Distortion
* World Wide Line Operation
* Overvoltage Protection
* Accurate Pow.

UCC2817A Application

* PC Power
* Consumer Electronics
* Lighting
* Industrial Power Supplies
* IEC6100-3-2 Compliant Sup.

UCC2817A Description

The UCC3817A and the UCC3818A family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac i.

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