UCD7231RTJT - Texas Instruments

Manufacturer Part Number

UCD7231RTJT

Manufacturer

Texas Instruments

Introduction

The UCD7231RTJT is a step-down, transistor driver IC designed for power management applications.

Product Features and Performance

Integrated power MOSFET drivers

Up to 2MHz switching frequency

Positive output configuration

Supports buck (step-down) topology

Single-phase output

Current limit control feature

Supports high-efficiency synchronous rectification

Operates across a wide 4.7V to 15V supply range

High-temperature operational stability up to 125°C

Surface mount technology compatible with 20-WFQFN exposed pad package

Product Advantages

Excellent thermal performance with exposed pad package

High-frequency operation reduces the size of external components

Precise current limiting enhances system protection

Optimized for high-density power supply designs

Suitable for complex multi-voltage power systems

Designed for fast dynamic response and minimal external components

Key Technical Parameters

Voltage - Supply (Vcc/Vdd): 4.7V ~ 15V

Frequency - Switching: Up to 2MHz

Number of Outputs: 1

Output Phases: 1

Synchronous Rectifier: Yes

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Thermal shutdown protection

Overcurrent and short-circuit protection

Under-voltage lockout (UVLO)

Prevents damage under fault conditions

Compatibility

Compatible with a range of power supply designs including servers, telecommunications, and industrial applications

Flexible for use with an assortment of switches

Application Areas

Computing systems

Telecommunication equipment

Networking hardware

Industrial control

Power supplies

Product Lifecycle

Active product status

No indication of nearing discontinuation

Options for future upgrades and replacements available

Several Key Reasons to Choose This Product

Highly integrated design reduces component count and design complexity

Robust thermal performance suitable for high-power density applications

Versatile supply voltage range allows for design flexibility

High switching frequency enables the use of small, low-cost inductors and capacitors

Manufacturer reputation for quality and support in power management solutions

Continued availability through the active lifecycle status ensures long-term usability

Designed to meet stringent industrial performance and safety standards