Illustration for selection reference only

TPS5450DDAR

Texas Instruments step-down DC-DC switching regulator for converting a higher input voltage to a lower output voltage.

Product Code
DHD395FF44
Brand
TI/德州仪器
Package
SO PowerPAD-8
Packaging
—
Category
Integrated Circuits
Weight
—
DatasheetNo verified manufacturer datasheet available yet
DESCRIPTION

Description

OVERVIEW

Product Overview

The TPS5450DDAR is a step-down DC-DC switching regulator from Texas Instruments, belonging to power management ICs. It converts a higher DC input voltage to a lower regulated output voltage, making it suitable for supplies requiring higher output current. Its integrated switch reduces external component count and simplifies implementation on space-constrained boards. Typical uses include industrial control, communications equipment, and consumer electronics that need a low-voltage rail from a higher bus. Selection should be based on the original datasheet for input/output range, switching frequency, current capability, and thermal requirements; specific electrical parameters are not provided here.

APPLICATIONS

Applications

  • Used in industrial control equipment to generate a low-voltage supply from a higher DC bus.
  • Used for board-level power conversion in communications equipment to supply downstream circuits.
  • Used in consumer electronics to provide step-down regulated power.
  • Used in power designs that benefit from an integrated switch to simplify external circuitry.
FEATURES AND BENEFITS

Features and Benefits

  • Integrated switch helps reduce external component count.
  • Step-down topology suitable for converting a higher input voltage to a lower output voltage.
  • SO PowerPAD-8 package facilitates use in board-level power designs.
  • Can be used in various electronic systems requiring a low-voltage supply.
  • Actual electrical capabilities should be verified against the original datasheet.
ADDITIONAL DETAILS

Additional Details

When purchasing, verify the SO PowerPAD-8 package, the DDAR suffix, and original manufacturer markings. Request the original datasheet to confirm electrical parameters and recommended operating conditions. Pay attention to moisture-sensitive packaging and storage conditions, and avoid refurbished or loose parts from unknown sources. Specific electrical parameters, certifications, or lifetime information are not provided here.

Verify product details against the manufacturer datasheet before purchase.

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