Product Model

TPS51427

Introduction

The TPS51427 is a dual synchronous step-down controller designed for low-voltage, high-density power systems.

Brand and Manufacturer

Texas Instruments (TI)

Features

Dual-channel synchronous buck converter

Adaptive on-time D-CAP™ mode control

Fast transient response

Support for high switching frequencies

Selectable switching frequency from 300kHz to 2.2MHz

High-efficiency operation

Built-in 120mΩ high-side MOSFET

Overvoltage protection

Undervoltage lockout

Thermal shutdown

Soft start

Product Performance

High precision in output voltage regulation

Excellent load and line regulation

Low-dropout operation for improved efficiency under light loads

Minimal external components required due to integrated circuit protection features

Technical Specifications

VIN range: 3V to 28V

Output voltage range: 0.76V to 5.5V

Output current: up to 10A per channel

Output accuracy: ±1%

Dimensions, Shape, and Packaging

Thin Quad Flatpack (QFN) - 24 pins

Lead-free and RoHS compliant

Package size: 4.00 mm x 4.00 mm

Quality and Reliability

High-quality construction for long-term stability

Manufactured by TI, a leading brand known for reliability

Fully tested for operational integrity

Product Advantages

Efficient power conversion for multi-output systems

Competitive performance in both high-load and low-load conditions

Cost-effective solution with minimal external components needed

Product Competitiveness

Combines high performance with reliability and cost-effectiveness

Highly competitive in the market of dual-step down converters

Compatibility

Compatible with a wide range of microprocessors and DSPs

Suitable for applications requiring tight voltage regulation across different loads

Standard Certification and Compliance

Complies with industry-standard certifications

Meets EN55022 Class B emissions standards

RoHS and Green compliant

Lifespan and Sustainability

Long operational lifespan

Designed for high efficiency to reduce energy consumption

Recyclable packaging

Actual Application Fields

Laptops and notebook computers

Networking and telecom equipment

Graphics cards

Gaming consoles

Office automation machines

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