UC2842D - Texas Instruments

Manufacturer Part Number

UC2842D

Manufacturer

Texas Instruments

Introduction

The UC2842D is a high-performance, fixed-frequency, current-mode PWM (Pulse Width Modulation) controller designed for off-line and DC-DC power supply applications. It offers a comprehensive range of features and functions to enable the design of efficient, reliable, and cost-effective power supply solutions.

Product Features and Performance

Fixed-frequency current-mode control for improved loop stability and transient response

Undervoltage lockout (UVLO) function for reliable start-up

Cycle-by-cycle current limit for overcurrent protection

Soft-start function for controlled inrush current

Thermal shutdown protection

Low supply current (11 mA typical)

Wide input voltage range (-0.3V to 6.3V)

Wide supply voltage range (12V to 28V)

Operating temperature range of -40°C to 85°C

Product Advantages

Reliable and robust design for various power supply applications

Versatile features and functions to simplify power supply design

High efficiency and performance for improved energy savings

Compact surface-mount package for space-constrained designs

Key Reasons to Choose This Product

Proven reliability and performance in a wide range of power supply applications

Comprehensive protection features for enhanced system safety and reliability

Easy integration and design flexibility to meet diverse power supply requirements

Cost-effective solution for efficient and reliable power management

Quality and Safety Features

Robust design for reliable operation in harsh environments

Thermal shutdown protection to prevent overheating

Cycle-by-cycle current limit for overcurrent protection

Compatibility

The UC2842D is compatible with a variety of power supply topologies, including flyback, forward, and buck converters, making it suitable for a wide range of applications.

Application Areas

Off-line power supplies

DC-DC power supplies

Industrial and commercial power systems

Telecommunications equipment

Consumer electronics

Product Lifecycle

The UC2842D is an active product, and our website's sales team continues to support and offer this model. There are also several equivalent or alternative models available, such as the UC2841, UC2843, and UC2844, which may provide additional features or variations to meet specific design requirements. For more information or to discuss alternative options, please contact our website's sales team.