TPS5401DGQT The Texas Instruments TPS5401DGQT is a 0.5A step-down DC/DC switching regulator with an input voltage range of 3.5V to 42V. It offers an adjustable output voltage and operates with a switching frequency between 100kHz and 2.5MHz.
Mfr Part #:

TPS5401DGQT

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS5401DGQT is a 0.5A step-down DC/DC switching regulator with an input voltage range of 3.5V to 42V. It offers an adjustable output voltage and operates with a switching frequency between 100kHz and 2.5MHz.
✓ Total Stock: 129,441 pcs
$ Price Range: $1.06

TPS5401DGQT Available from 3 distributors

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✓ Non-Authorised
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129,143 pcs
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250 pcs
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48 pcs
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TPS5401DGQT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Duty Cycle (Max)
Features
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Operating Voltage
Output Configuration
Output Current
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

TPS5401DGQT Description

Short technical summary and product information.

The Texas Instruments TPS5401DGQT is an active step-down (buck) DC/DC switching regulator designed for low-power systems. It can handle an input voltage range from 3.5V to 42V and deliver an output current of up to 0.5A. The output voltage is adjustable, with a minimum of 0.8V and a maximum of 39V.

 

Key electrical characteristics include a wide switching frequency range from 100kHz to 2.5MHz, enabling flexibility in design. The device features current mode control, adjustable UVLO, and overcurrent protection. Its typical quiescent current is 116µA, contributing to high efficiency at light loads.

 

The TPS5401DGQT is housed in a 10-HVSSOP package, suitable for surface mount applications. The operating temperature range is -40°C to 150°C (TJ). This component is well-suited for 12V and 24V industrial and commercial low-power systems, as well as e-meters.

 

Features such as frequency synchronization, light-load efficiency, power good output, and tracking are integrated into this device, providing robust performance for various power management needs.

TPS5401DGQT Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: TPS5401DGQT Step-Down Converter
Subcategory: Voltage Regulators

TPS5401DGQT Compliance

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

TPS5401DGQT Estimated Pricing

Qty Low High
1+ $1.06 $1.06

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

TPS5401DGQT Features

  • 0.5A output current capability.
  • Wide 3.5V to 42V input voltage range.
  • Adjustable output voltage from 0.8V to 39V.
  • 100kHz to 2.5MHz adjustable switching frequency.
  • 10-HVSSOP surface mount package.

TPS5401DGQT Applications

  • Suitable for 12V and 24V systems.
  • Ideal for industrial low-power applications.
  • Used in commercial low-power systems.
  • Applicable for e-meter designs.

TPS5401DGQT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TPS5401DGQT?

The input voltage range is 3.5V to 42V.

What is the output current capability?

The output current is 500mA.

What is the output voltage range?

The output voltage is adjustable from 0.8V to 39V.

What is the switching frequency range?

The switching frequency is adjustable from 100kHz to 2.5MHz.

What is the operating temperature range?

The operating junction temperature range is -40°C to 150°C.

What package options are available?

The device is available in 10-HVSSOP or 10-PowerTFSOP, 10-MSOP packages.

What control mode does the TPS5401DGQT use?

It uses current mode control.

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