TPS54040DGQR

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Texas Instruments TPS54040DGQR

HIGH-RELIABILITY-COMPONENTS
Part No.:
TPS54040DGQR
Manufacturer:
Texas Instruments
Package:
10-PowerTFSOP, 10-MSOP (0.118, 3.00mm Width)
Datasheet:
TPS54040DGQR.pdf
Description:
IC REG BUCK ADJ 500MA 10MSOP
In Stock:
2488
Quantity:
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    TPS54040DGQR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TPS54040DGQR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for TPS54040DGQR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    TPS54040DGQR informationTPS54040DGQR information

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    TPS54040DGQR Typical application Circuitry Schematics


    The TPS54040DGQR is a 0.5A step-down (buck) converter from Texas Instruments. It's designed for systems powered from a 2.5V to 6V supply and is suitable for applications like set-top boxes, modems, routers, and automotive systems. Here's a general description of the typical components you might need to use in an application circuit with the TPS54040DGQR: 

    1. Power Supply: The TPS54040DGQR device operates from a supply voltage range of 2.5V to 6V. 

    2. Input and Output Capacitors: These are used to reduce voltage ripples on the input and output, improving the stability and performance of your power supply. 

    3. Inductor: This, along with the output capacitor, forms the output filter for your power supply. 

    4. Feedback Resistors: These are part of the feedback loop that allows the TPS54040DGQR to maintain a consistent output voltage. The specific values will depend on your desired output voltage. 

    5. Compensation Components: These are used to stabilize the control loop and include resistors and capacitors connected to the COMP pin. Their values depend on the chosen power stage components and the desired dynamic response. 

    6. Soft-Start Capacitor: A capacitor connected to the SS/TRK pin provides control of the soft-start time, which helps to reduce inrush current. 

    7. Bootstrap Capacitor: This is connected between the BOOT and PH pins and is used to drive the high-side N-channel MOSFET switch, which is integrated inside the TPS54040DGQR. 

    8. Protection Components: The TPS54040DGQR includes a number of built-in protection features, including over-current and over-temperature protection. 

    For precise information on how to design an application circuit for this device, refer to the TPS54040DGQR's datasheet and application notes provided by Texas Instruments. The exact schematic will heavily rely on the specifics of your application, so ensure you follow the design guidelines provided by the manufacturer.

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    6. What is the process for return or replacement of TPS54040DGQR?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TPS54040DGQR we delivered, we will accept the replacement or return of the TPS54040DGQR only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of TPS54040DGQR.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

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