UC3845BD1013TR - STMicroelectronics

Manufacturer Part Number

UC3845BD1013TR

Manufacturer

stmicroelectronics

Introduction

The UC3845BD1013TR from stmicroelectronics is a high-performance DC DC switching controller designed for power management applications, encapsulated in a surface-mount package for efficient space usage.

Product Features and Performance

Step-Up, Step-Up/Step-Down functions for flexible voltage regulation

Can drive a transistor for power conversion

Supports Positive, Isolation Capable output configuration

Operates on Boost and Flyback topologies for efficient power conversion

Single output with one-phase operation

Supply voltage range of 7.6V to 30V allows for diverse application use

High switching frequency up to 500kHz enabling compact power supply design

Duty Cycle can go up to 48% for efficient power conversion

Incorporates Frequency Control for improved stability and performance

Product Advantages

High operating temperature range of -40°C to 150°C, suitable for harsh environments

Lack of Synchronous Rectifier and Clock Sync simplifies the design

Surface Mount packaging for streamlined board layout

Key Technical Parameters

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 7.6V ~ 30V

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 48%

Package: 8-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

Designed to operate reliably within a wide temperature range, ensuring device safety and longevity

Compatibility

The UC3845BD1013TR's versatile voltage and frequency specifications make it compatible with a wide range of power management applications.

Application Areas

Power supplies

Renewable energy systems

Industrial control systems

Automotive electronics

Product Lifecycle

The product status is Active, indicating ongoing manufacture and availability. There are no current indications of nearing discontinuation, assuring long-term availability and support.

Several Key Reasons to Choose This Product

Flexible power management solutions with its Step-Up and Step-Down functions

High efficiency and performance with up to 500kHz switching frequency

Robust design with a broad operating temperature range for reliability in diverse environments

Simplified system design with its lack of need for a Synchronous Rectifier or Clock Sync

Ongoing product support and availability as indicated by its Active product status