UC3770AQ - Unitrode

Manufacturer Part Number

UC3770AQ

Manufacturer

Texas Instruments

Introduction

The UC3770AQ is a power management integrated circuit (PMIC) designed for full and half-bridge driver applications. It is notably utilized in general-purpose drive circuits and stepper motor control systems.

Product Features and Performance

Specifically built for half-bridge (2) output configurations.

Supports a wide range of applications including general purposes and stepper motors.

Logic-based interface for easier integration with control systems.

Capable of driving inductive loads, making it suitable for motors and transformers.

Employs Bipolar technology for robust performance.

Designed to operate with a supply voltage of 4.75V to 5.3V and load voltages between 10V to 45V.

Operates within a wide temperature range of 0°C to 150°C (TJ), ensuring reliability under varied environmental conditions.

Over-temperature fault protection enhances safety and device longevity.

Product Advantages

Broad application flexibility due to its capability to drive both general-purpose and stepper motor applications.

Bipolar technology ensures reliable performance across various load types.

The over-temperature fault protection feature safeguards the device under extreme conditions, prolonging its service life.

Key Technical Parameters

Output Configuration: Half Bridge (2)

Applications: General Purpose, Stepper Motors

Interface: Logic

Load Type: Inductive

Technology: Bipolar

Current Output / Channel: 2A

Voltage Supply: 4.75V ~ 5.3V

Voltage Load: 10V ~ 45V

Operating Temperature: 0°C ~ 150°C (TJ)

Quality and Safety Features

Equipped with over-temperature fault protection to enhance operational safety and device integrity.

Compatibility

The logic-based interface ensures compatibility with a broad range of control systems and microcontrollers.

Application Areas

Ideally suited for general-purpose drive circuits and stepper motor control systems.

Product Lifecycle

Classified as Obsolete, indicating that it may be nearing the end of its production run.

Potential customers should consult Texas Instruments for information on replacements or upgrades.

Several Key Reasons to Choose This Product

Wide operational temperature range allowing for reliable performance in diverse environmental conditions.

Support for both general-purpose and specialized stepper motor applications increases flexibility in design.

Enhanced safety features, such as over-temperature protection, ensure device longevity and reliability.

Bipolar technology provides robust performance across a variety of load types.