UC3842BDR2 - onsemi

Manufacturer Part Number

UC3842BDR2

Manufacturer

onsemi

Introduction

The UC3842BDR2 is a high-performance DC DC switching controller used to manage power effectively in various electronic applications. It offers efficient voltage regulation in configurations designed for step-up, step-down, or isolated output requirements with a high degree of functionality and performance.

Product Features and Performance

Configurations allow for boost or flyback topologies

Transistor driver output type

Can manage a supply voltage range from 10V to 30V

Supports switching frequencies up to 500kHz

Capable of achieving a maximum duty cycle of 96%

Product Advantages

High duty cycle facilitates lower losses and improves efficiency

Broad voltage range support enhances versatility across different applications

Supports isolated and non-isolated operations, providing flexibility in system design

Key Technical Parameters

Supply Voltage: 10V to 30V

Switching Frequency: Up to 500kHz

Duty Cycle (Max): 96%

Operating Temperature: 0°C to 70°C

Output Type: Transistor Driver

Functionality: Step-Up, Step-Up/Step-Down

Quality and Safety Features

Built with robust design principles aimed at ensuring a reliable operation within the designated temperature range and power supply conditions.

Compatibility

Suitable for various applications requiring boost or flyback topologies in power management.

Compatible with surface mount technology for ease of integration in PCB designs.

Application Areas

Widely used in various power management solutions in consumer electronics, telecommunications, and industrial systems requiring efficient voltage step-up or step-down operations.

Product Lifecycle

The UC3842BDR2 is listed as obsolete.

Users should verify availability of replacements or upgrades as production might have ceased or limited.

Several Key Reasons to Choose This Product

Versatility in power supply range and output configuration allows adaptation to diverse electronic systems.

High switching frequency capability can lead to more compact power designs.

The high maximum duty cycle ensures lower power dissipation and improved efficiency.

Compatibility with surface mount technique reduces assembly time and costs.

Obsolescence status implies potential for cost-effectiveness in procuring remaining stock for short-term needs.