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Texas Instruments TPS2549IRTETQ1

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Texas Instruments
16-WQFN (3x3)
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    TPS2549IRTETQ1 this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including TPS2549IRTETQ1 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 TPS2549IRTETQ1 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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    TPS2549IRTETQ1 informationTPS2549IRTETQ1 information


    TPS2549IRTETQ1 Typical application Circuitry


    The TPS2549IRTETQ1 is a semiconductor device noted for its specialized functionality, suitability in various application scenarios, and characterized by a unique set of technical specifications.

    Functionality of TPS2549IRTETQ1

    The TPS2549IRTETQ1 serves as a USB charging port controller and power switch. It's engineered to efficiently manage USB power delivery, focusing on facilitating robust charging capabilities, overcurrent protection, and data line control, which are vital for the safety and functionality of USB charging systems.

    Application Scenarios

    This chip finds use in:

    - Consumer Electronics: Managing USB power in devices like smartphones and tablets.

    - Automotive USB Ports: For in-vehicle charging solutions.

    - Portable Charging Hubs: In multi-device charging stations.

    Key Specifications

    - Integrated USB 2.0 Data Line Control: Manages data communication and charging protocols.

    - Adjustable Current Limiting: Customizable charging current settings.

    - Overcurrent and Short Circuit Protection: Guards against power-related hazards.

    - High Voltage Endurance: Suitable for various electrical environments.

    Application Example: Consumer Electronics USB Charging Port

    In a consumer electronics context, such as a multi-port USB charging station, the TPS2549IRTETQ1 can be used to manage and protect each charging port. Here's a detailed circuit connection guide:

    Circuit Connection Details

    1. Power Input (VIN Pin): Connect this pin to the charging station's power source, typically a 5V supply.

    2. USB Port Power Output (VOUT Pin): Connect this pin to the power line of the USB port in the charging station.

    3. Data Line Management (D+ and D- Pins): These pins should be connected to the respective data lines of the USB port for managing data transfer and charging protocols.

    4. Enable Function (EN Pin): Link this pin to a control mechanism, like a microcontroller, to enable or disable the power switch.

    5. Current Limit Configuration (ILIM Pin): Attach an external resistor to this pin to set the desired current limit for each USB port.

    6. Ground Reference (GND Pin): Essential for a stable operation, connect to the system ground.

    7. Fault Indicator (FAULT Pin): Connect to a status LED or monitoring system to indicate fault conditions like overcurrent.

    Design Considerations

    When designing with the TPS2549IRTETQ1, consider the following:

    - Device Charging Requirements: Ensure compatibility with the power needs of various USB devices.

    - Current Limit Accuracy: Set precise current limits for effective charging and protection.

    - Thermal Management: Design for adequate heat dissipation, especially in compact charging stations.

    - Circuit Safety: Incorporate additional protection against voltage spikes and reverse polarity.

    - Data Line Integrity: Ensure data lines are managed correctly for efficient charging and communication.

    - Regulatory Standards: Comply with standards for USB power delivery and consumer electronics.

    - User Interface: Design considerations for status indicators or user controls.

    - Power Source Stability: Ensure a stable and reliable power source for the charging station.

    By following these design principles and implementing the detailed pin connections, the TPS2549IRTETQ1 can effectively manage and protect USB charging ports in consumer electronics, enhancing the functionality and safety of the charging system for various USB-powered devices.


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    We have a professional and experienced quality control team to strictly verify and test the TPS2549IRTETQ1. All suppliers must pass our qualification reviews before they can publish their products including TPS2549IRTETQ1 on; we pay more attention to the channels and quality of TPS2549IRTETQ1 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the TPS2549IRTETQ1 price and inventory displayed accurate?

    The price and inventory of TPS2549IRTETQ1 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of TPS2549IRTETQ1?

    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 TPS2549IRTETQ1 we delivered, we will accept the replacement or return of the TPS2549IRTETQ1 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 TPS2549IRTETQ1.

    (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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