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UC3854

High-Power Factor Preregulator

UC3854 Features

* 1 Control Boost PWM to 0.99 Power Factor

* Limit Line-Current Distortion to < 5%

* World-Wide Operation Without Switches

* Feedforward Line Regulation

* Average Current-Mode Control

* Low Noise Sensitivity

* Low Startup Supply Current

UC3854 General Description

The UC1854 provides active-power factor correction for power systems that otherwise would draw nonsinusoidal current from sinusoidal power lines. This device implements all the control functions necessary to build a power supply capable of optimally using available power-line current while minimizin.

UC3854 Datasheet (1.21 MB)

Preview of UC3854 PDF

Datasheet Details

Part number:

UC3854

Manufacturer:

Texas Instruments ↗

File Size:

1.21 MB

Description:

High-power factor preregulator.
Product Folder Order Now Technical Documents Tools & Software Support & Community UC1854, UC2854, UC3854 SLUS336A

* JUNE 1998

* R.

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UC3854 High-Power Factor Preregulator Texas Instruments

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