TPS54122RHLR - Texas Instruments

Manufacturer Part Number

TPS54122RHLR

Manufacturer

Texas Instruments

Introduction

The TPS54122RHLR is a dual-output regulator integrating both step-down (buck) synchronous and linear (LDO) modules, designed primarily for power management applications.

Product Features and Performance

Synchronous Buck topology aids in efficient step-down voltage conversion

Linear (LDO) regulator for stable low-noise output

Dual output capability with each output supporting 0.8V to 3.6V at 3A

Switching frequency adjustable from 300kHz to 2MHz allowing flexibility in balancing efficiency and component size

Operates over a supply voltage range of 2.95V to 6V

Product Advantages

Compact 24-VFQFN package conserves board space

Wide operational temperature range from -40°C to 125°C suitable for various environments

Key Technical Parameters

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

Number of Outputs: 2

Output Voltage/Current: 0.8V ~ 3.6V, 3A each

Supply Voltage: 2.95V ~ 6V

Switching Frequency: 300kHz ~ 2MHz

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Built-in thermal and overcurrent protection ensuring safe operation under varying conditions

Compatibility

Suitable for surface mount technology (SMT) on PCBs

Application Areas

Ideal for use in complex digital systems requiring multiple voltage levels and high efficiency, such as embedded systems, telecommunications, and computing applications

Product Lifecycle

Currently listed as Obsolete, suggesting nearing end-of-life with limited availability

Potential options for replacements or upgrades should be checked with manufacturer or authorized distributors

Several Key Reasons to Choose This Product

Dual-output design simplifying power management in multi-voltage systems

High efficiency synchronous buck converter maximizing power savings

Wide operating temperature suitable for industrial applications

Small package size helping in reducing overall design footprint

Texas Instruments' reputation for reliability and performance in power management solutions