UC2844BD1 - STMicroelectronics

Manufacturer Part Number

UC2844BD1

Manufacturer

STMicroelectronics

Introduction

The UC2844BD1 is a staple in power management, specifically within the realm of DC DC Switching Controllers, developed by STMicroelectronics. Designed to manage power efficiently, it excels in converting and controlling voltages in various electronic devices.

Product Features and Performance

Transistor Driver output type for efficient signal amplification.

Capable of performing Step-Up and Step-Up/Step-Down functions to cater to varied power needs.

Offers a positive Output Configuration with Isolation capability for enhanced safety.

Utilizes Boost and Flyback topologies for effective voltage elevation and transfer.

Supports a single output with a solitary phase for streamlined power management.

Operates on a Voltage Supply between 10V and 30V.

Features a High Switching Frequency of up to 500kHz enabling rapid power conversion.

Maximum Duty Cycle capped at 48% to ensure optimal performance without overloading.

Frequency control for precise management of power conversion processes.

Built to withstand Operating Temperatures ranging from -25°C to 85°C.

Product Advantages

Advanced power conversion and management for high-efficiency applications.

Isolation capability provides additional safety for sensitive electronic components.

Versatile application due to its capability to manage step-up and step-down operations.

High frequency switching enables compact power supply design.

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Up, Step-Up/Step-Down

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

Frequency Switching: Up to 500kHz

Duty Cycle (Max): 48%

Operating Temperature: -25°C ~ 85°C

Quality and Safety Features

Isolation capability for safe electrical separation.

Robust construction designed to sustain a wide range of operating temperatures.

Compatibility

Surface Mount technology makes it compatible with a broad array of printed circuit boards.

Designed for 8-SOIC packaging, ensuring a compact form factor for tight spaces.

Application Areas

Power supply units

Renewable energy systems

Portable electronics

Industrial controls

Medical equipment

Product Lifecycle

Currently marked as Active, indicating stable production without an immediate risk of discontinuation.

Future replacements or upgrades might be considered as technology advances.

Several Key Reasons to Choose This Product

High efficiency and reliability from STMicroelectronics, a trusted name in Power Management ICs.

Ability to support both step-up and step-down operations makes it versatile for various electronic applications.

High switching frequency allows for smaller components and less space usage in circuit design.

The positive Output Configuration with Isolation Capability ensures compatibility with a wide range of devices while enhancing safety.

The UC2844BD1’s robust performance in extreme temperatures (-25°C to 85°C) makes it suitable for applications in challenging environments.