UC3842BD1R2 - onsemi

Manufacturer Part Number

UC3842BD1R2

Manufacturer

onsemi

Introduction

The UC3842BD1R2 is a high-performance DC DC switching controller designed for power management applications, specifically in step-up and step-up/step-down configurations.

Product Features and Performance

Supports boost and flyback topologies

Single output with the capability for positive isolation

Operates on a supply voltage range of 10V to 30V

Supports switching frequencies up to 500kHz

Allows for a maximum duty cycle of 96%

Frequency control for precise operations

Designed for surface mount technology

Product Advantages

Flexible operation with both step-up and step-up/step-down functions

High efficiency due to high maximum duty cycle

Can be used in isolated configurations for enhanced safety

Suitable for a wide range of supply voltages

Key Technical Parameters

Output Type: Transistor Driver

Voltage Supply (Vcc/Vdd): 10V ~ 30V

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 96%

Operating Temperature: 0°C ~ 70°C

Package / Case: 8-SOIC

Quality and Safety Features

Designed for reliability in a standard operating temperature range

Compatibility

Compatible with various applications requiring boost, flyback, or isolated power conversion

Application Areas

Power supply modules

Battery-powered devices

Portable electronics

Telecommunication equipment

Product Lifecycle

Obsolete status indicates that it is nearing discontinuation; replacements or upgrades may need consideration.

Several Key Reasons to Choose This Product

Versatile power management solution for a range of applications

High efficiency and flexibility in design with support for multiple topologies

Suitable for use in designs requiring isolation

Broad compatibility with a variety of power sources and loads