TPS54331DDAR The Texas Instruments TPS54331DDAR is a 3A step-down DC-DC switching regulator. It features a wide input voltage range and a fixed switching frequency.
Mfr Part #:

TPS54331DDAR

Available from 7 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS54331DDAR is a 3A step-down DC-DC switching regulator. It features a wide input voltage range and a fixed switching frequency.
✓ Total Stock: 224,423 pcs
$ Price Range: $0.71

TPS54331DDAR Available from 7 distributors

✓ Authorised
✓ Non-Authorised

TPS54331DDAR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage

TPS54331DDAR Description

Short technical summary and product information.

The Texas Instruments TPS54331DDAR is a non-synchronous buck converter designed for efficient power management. It integrates a low R DS(on) high-side MOSFET, supporting up to 3A continuous output current.

 

This device operates with an input voltage range from 3.5V to 28V and features a fixed switching frequency of 570kHz. The output voltage is adjustable down to 0.8V, making it versatile for various applications. It also includes an Eco-mode for high efficiency at light loads and a typical shutdown quiescent current of 1µA.

 

The TPS54331DDAR is available in an 8-SO PowerPad package, suitable for surface mount applications. Its operating temperature range is -40°C to 150°C (TJ). Protection features include cycle-by-cycle current limit, frequency foldback, and thermal shutdown.

 

Key features include adjustable slow-start to limit inrush currents and programmable UVLO threshold. The integrated 80mΩ high-side MOSFET contributes to its performance and efficiency.

TPS54331DDAR Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: TPS54331DDAR 3.5V to 28V Input, 3A, 570kHz Step-Down Converter
Subcategory: Buck Converter

TPS54331DDAR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS54331DDAR Estimated Pricing

Qty Low High
1+ $0.71 $0.71

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS54331DDAR Features

  • 3.5V to 28V input voltage range.
  • Supports up to 3A continuous output current.
  • Adjustable output voltage down to 0.8V.
  • Fixed 570kHz switching frequency.
  • 8-SO PowerPad package for surface mounting.

TPS54331DDAR Applications

  • Step-down power conversion.
  • Adjustable voltage regulation.
  • High efficiency light load operation.
  • Power management applications.

TPS54331DDAR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the TPS54331DDAR?

The input voltage range is 3.5V to 28V.

What is the maximum output current of the TPS54331DDAR?

The TPS54331DDAR supports up to 3A continuous output current.

What is the switching frequency of the TPS54331DDAR?

The switching frequency is fixed at 570kHz.

What is the operating temperature range for this component?

The operating temperature range is -40°C to 150°C (TJ).

What package type is the TPS54331DDAR supplied in?

It is supplied in an 8-SO PowerPad package.

What is the minimum adjustable output voltage?

The output voltage is adjustable down to 0.8V.

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