UC3855BDWTR - Texas Instruments

Manufacturer Part Number

UC3855BDWTR

Manufacturer

Texas Instruments

Introduction

The UC3855BDWTR is a high-performance Power Factor Correction (PFC) controller integrated circuit, designed for use in various power management applications.

Product Features and Performance

High-frequency switching at 500kHz

Average current mode control

Enhanced performance for power factor correction

Efficient for driving power MOSFETs directly

Incorporates features like undervoltage lockout and multi-protection functionalities

Product Advantages

Improves energy efficiency

Reduces power system cost

Minimizes loss of power

Ensures stable operation in variable load conditions

Key Technical Parameters

Frequency Switching: 500kHz

Current Startup: 150 µA

Voltage Supply: 10.5V ~ 20V

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Built-in under-voltage lockout

Various protection features against faults

Robust thermal management

Compatibility

Compatible with various power MOSFETs

Suitable for a range of electronic applications requiring PFC

Application Areas

Power supplies

Industrial systems

Consumer electronics

Telecommunication equipment

Product Lifecycle

Status: Last Time Buy

Indication of nearing discontinuation with options for replacements or upgrades available

Several Key Reasons to Choose This Product

Enhanced power efficiency leading to cost savings

High-frequency operation reduces size of passive components

Direct compatibility with surface mount technology

Reliable manufacturer support and product documentation

Comprehensive protection features ensure long-term reliability