TPS51225BRUKT - Texas Instruments

Manufacturer Part Number

TPS51225BRUKT

Manufacturer

Texas Instruments

Introduction

The TPS51225BRUKT is a dual synchronous step-down controller with linear regulators.

Product Features and Performance

Integrated D-CAP™ mode for fast transient response

Synchronous step-down (Buck) topology for efficient power conversion

Supports 4 outputs for versatile power management

Switching frequency at 300kHz and 355kHz

Two linear regulators (LDOs) for additional voltage regulation

Product Advantages

High power density and efficiency

Low RDS(on) for MOSFETs to minimize losses

Flexible power management suitable for multi-output systems

Optimized for notebook power supplies

Key Technical Parameters

Topology: Step-Down (Buck) Synchronous (2), Linear (LDO) (2)

Number of Outputs: 4

Frequency - Switching: 300kHz, 355kHz

Voltage/Current - Output 3: 3V, 100mA

Voltage - Supply: 5.5V ~ 24V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Quality and Safety Features

Highly reliable design

Built-in thermal shutdown and overvoltage protection

UVLO (Under Voltage Lock Out) for safety operation

Compatibility

Compatible with ceramic and bulk capacitors

Designed for systems requiring multiple regulated voltages

Application Areas

Notebook computers

Telecommunication equipment

Set-top boxes

Graphics cards

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Replacement and upgrade options not listed

Several Key Reasons to Choose This Product

Efficient power solution for portable applications

User-friendly D-CAP™ mode allowing for minimal external components

Suitable for systems with tight space constraints due to 20-WFQFN package

Reliable performance over a broad range of supply voltages and temperatures

Ability for fine-tuning to specific application requirements due to flexible output configuration