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Eco-friendly power converter

ISO14001 ISO9001 DUNS

Brands: Texas Instruments

Mfr.Part #: TPS54240DGQR

Datasheet: TPS54240DGQR Datasheet (PDF)

Package/Case: HVSSOP (DGQ)-10

RoHS Status:

Stock Condition: 8846 pcs, New Original

Product Type: Switching Voltage Regulators

Warranty: 1 Year Ovaga Warranty - Find Out More


*All prices are in USD

Qty Unit Price Ext Price
1 $0.449 $0.449
10 $0.381 $3.810
30 $0.331 $9.930
100 $0.291 $29.100
500 $0.284 $142.000
1000 $0.278 $278.000

In Stock:8846 PCS

- +

Total : $0.449

excl. VAT

*Products eligible for online ordering ship within 1-2 business days,please contact us for exact shipping times.

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TPS54240DGQR General Description

The TPS54240DGQR is a synchronous step-down voltage regulator from Texas Instruments. It is a high-efficiency, DC-to-DC converter that can deliver up to 2A of continuous output current. The device operates over an input voltage range of 4.5V to 28V and has an adjustable output voltage range of 0.8V to 24V. The TPS54240DGQR features an integrated MOSFET switch and operates at a fixed frequency of 600kHz to minimize external component requirements. It also has a pulse skipping mode for improved efficiency at light loads and an adjustable soft start to reduce inrush current. Other key features of the TPS54240DGQR include overvoltage, undervoltage, and thermal shutdown protection to ensure safe operation under various conditions. The device comes in a compact, 10-pin VSSOP package and is suitable for a wide range of applications, including industrial, automotive, and telecommunications



  • TPS54240DGQR is a 2.5V to 24V input, 2A synchronous step-down converter
  • Adjustable output voltage range from 0.76V to 24V
  • Integrated high-side and low-side power MOSFETs
  • Fixed 600kHz PWM operation
  • Soft start and power-good flag
  • Thermal shutdown and overcurrent protection
  • Small 3mm x 3mm QFN package
  • Application

  • The TPS54240DGQR is commonly used in various power management applications, such as point-of-load or distributed power systems, industrial controls, automotive electronics, telecommunication equipment, and consumer electronics
  • Its high efficiency and wide input voltage range make it suitable for a wide range of applications requiring a compact and efficient DC-DC converter
  • Specifications

    Parameter Value Parameter Value
    Vin (min) (V) 3.5 Vin (max) (V) 42
    Vout (min) (V) 0.8 Vout (max) (V) 39
    Iout (max) (A) 2.5 Iq (typ) (mA) 0.138
    Switching frequency (min) (kHz) 100 Switching frequency (max) (kHz) 2500
    Features Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Tracking, UVLO adjustable Operating temperature range (°C) -40 to 125
    Rating Catalog Regulated outputs (#) 1
    Control mode current mode Duty cycle (max) (%) 98
    Type Converter


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    1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

    2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


    • Product

      Step1 :Product

    • Vacuum packaging

      Step2 :Vacuum packaging

    • Anti-static bag

      Step3 :Anti-static bag

    • Individual packaging

      Step4 :Individual packaging

    • Packaging boxes

      Step5 :Packaging boxes

    • bar-code shipping tag

      Step6 :bar-code shipping tag

    All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

    Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

    We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

    After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

    • ESD
    • ESD

    Part points

    • The TPS54240DGQR is a synchronous step-down DC-DC converter designed to provide up to a 2A output current with excellent load and line regulation. Operating over an input voltage range of 4V to 28V, the chip includes an adjustable frequency oscillator, soft-start capability, and voltage feed-forward design. It is ideal for a wide range of applications, including industrial, communications, and consumer electronics.
    • Equivalent

      Equivalent products of TPS54240DGQR chip are LM3481, LM5122, LM3481Q1, and TPS54340. These are all integrated switchers in a small package with similar input voltage range, efficiency, and output current capabilities.
    • Features

      TPS54240DGQR is a synchronous step-down DC-DC converter with integrated high-side and low-side power MOSFETs. It features wide input voltage range, adjustable output voltage, switch node, enable pin, and thermal shutdown protection. It offers adjustable current limit and voltage soft-start to reduce inrush current.
    • Pinout

      The TPS54240DGQR is a step-down DC-DC converter with a 10-pin count. It is designed to provide a regulated voltage output from a higher input voltage source. It features a high efficiency and a wide input voltage range, making it suitable for a variety of applications.
    • Manufacturer

      The manufacturer of TPS54240DGQR is Texas Instruments. Texas Instruments is a multinational company that designs and manufactures semiconductors and various integrated circuits. Specializing in analog and digital technology solutions, Texas Instruments serves a wide range of industries including automotive, communication, consumer electronics, and industrial applications.
    • Application Field

      The TPS54240DGQR is commonly used in applications such as point-of-load regulation, battery-powered systems, medical equipment, and industrial automation. Its high efficiency, wide input voltage range, and small package size make it ideal for a variety of low-power, space-constrained designs.
    • Package

      The TPS54240DGQR is a surface-mount IC available in a quad flat no-leads (QFN) package. It has a form factor of 5mm x 6mm and a size of 16 pins.

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