TPS51225CRUKR - Texas Instruments

Manufacturer Part Number

TPS51225CRUKR

Manufacturer

Texas Instruments

Introduction

Dual synchronous step-down controller for notebook system power

Product Features and Performance

Integrated dual synchronous buck regulator

Adaptive on-time D-CAP™ mode control

Fast transient response

Supports Ceramic output capacitors

Selectable switching frequency: 300kHz or 355kHz

4 Outputs: 2 synchronous buck controllers, 2 LDOs

Product Advantages

High-efficiency power conversion

Reduces external component count

Improves system reliability

Low quiescent current

Power Save mode for light load efficiency

Key Technical Parameters

Step-Down (Buck) Synchronous topology

Frequency - Switching: 300kHz or 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

Built-in voltage protection

Overcurrent protection

Thermal shutdown protection

Compatibility

Works with a range of input voltages

Application Areas

Notebook computers

Consumer electronics

Portable and battery-powered equipment

Product Lifecycle

Active product

Not reported as near discontinuation

Several Key Reasons to Choose This Product

Highly integrated solution for notebook power systems

Designed for use with low-cost ceramic capacitors

Supports quick transient responses for modern CPU/GPU demands

Enhanced light load efficiency for longer battery life

Flexible switching frequency for optimizing the solution

Industry-leading brand with proven quality and reliability