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UC1854 - High-Power Factor Preregulator

Texas Instruments

The UC1854 by Texas Instruments is a High-Power Factor Preregulator. Below is the official datasheet preview.

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UC1854 High-Power Factor Preregulator by Texas Instruments - Datasheet Preview — Official preview page of the UC1854 High-Power Factor Preregulator datasheet (Texas Instruments).

Datasheet Details

Part number	UC1854
Manufacturer	Texas Instruments
File Size	1.21 MB
Description	High-Power Factor Preregulator
Datasheet	UC1854-etcTI.pdf
Additional preview pages of the UC1854 datasheet.

UC1854 Product details

Description

The UC1854 provides active-power factor correction for power systems that otherwise would draw nonsinusoidal current from sinusoidal power lines.

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.
Fixed-Frequency PWM Drive.
Low-Offset Analog Multiplier and Divider.
1-A Totem-Pole Gate Driver.
Precision Voltage Reference 2.

📁 UC1854 Similar Datasheet

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Other Datasheets by Texas Instruments

UC1854A - ADVANCED HIGH-POWER FACTOR PREREGULATOR
UC1856-SP - Improved Current-Mode PWM Controller
UC1823A - HIGH-SPEED PWM CONTROLLER
UC1824 - HIGH SPEED PWM CONTROLLER
UC1825-SP - HIGH-SPEED PWM CONTROLLER
UC1825A - HIGH-SPEED PWM CONTROLLER

Published: Apr 21, 2020 |