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STMicroelectronics STW3N150

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MOSFET N-CH 1500V 2.5A TO247-3
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    STW3N150 this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including STW3N150 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 STW3N150 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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    STW3N150 Typical application Circuitry


    The STW3N150 is a type of power MOSFET. These devices are integral to electronic circuits, serving as crucial switching or amplifying elements.

    Potential Applications of the STW3N150:

    1. Energy-efficient power management systems.

    2. Motor drive controls.

    3. Renewable energy inverters.

    4. High-frequency switched-mode power supplies (SMPS).

    Key Features of the STW3N150:

    1. It possesses a notable drain-source breakdown voltage, suitable for high-voltage tasks.

    2. Exhibits low on-resistance (RDS(on)), signifying its efficiency in power switching tasks.

    3. Features conducive switching dynamics suitable for applications necessitating high-frequency operations.

    Let's zero in on its use within a High-frequency SMPS (Switched-Mode Power Supply).

    How to Integrate the STW3N150 in an SMPS:

    1. Voltage Source Input: Link the SMPS's input voltage to the STW3N150's Drain terminal.

    2. PWM Controller Interface: The Gate terminal of the STW3N150 should be interfaced to a PWM controller. This ensures precision in controlling the MOSFET's on-off cycles and thereby the output voltage of the SMPS.

    3. Circuit Return Path: The Source pin of the STW3N150 typically forms the return path in the SMPS and should be connected to the system ground.

    4. Guarding Against Overvoltage: For overvoltage protection, it's judicious to place a Zener diode between the STW3N150's Gate and Source terminals. Including a resistor in this setup between the Gate and Source can also be beneficial to keep the MOSFET off during idle states.

    Circuit Design Considerations with the STW3N150:

    1. Thermal Aspects: The STW3N150, when operational, especially in tasks with significant currents, can generate heat. Proper thermal design, perhaps including a heatsink, is a must.

    2. Optimal MOSFET Driving: Make sure the STW3N150 receives the proper gate voltage for full activation. Insufficient gate voltage can lead to inefficient operation and even thermal issues.

    3. Overcurrent & Overvoltage Protection: Beyond the discussed Zener diode, consider integrating protective components like current-limiting resistors or even fuses to safeguard both the MOSFET and the overarching circuit.

    4. Adherence to Specifications: It's of utmost importance to ensure that the STW3N150 operates within its stipulated voltage and current thresholds. This not only ensures efficient operation but also prolongs the device's lifespan.

    This guide offers a foundational understanding, and real-world applications might necessitate further design intricacies.

    STW3N150 informationSTW3N150 information

    STW3N150 FAQ

    1. How to order STW3N150 on

    Currently, only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does guarantee that STW3N150 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the STW3N150. All suppliers must pass our qualification reviews before they can publish their products including STW3N150 on; we pay more attention to the channels and quality of STW3N150 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the STW3N150 price and inventory displayed accurate?

    The price and inventory of STW3N150 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

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    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    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 STW3N150?

    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 STW3N150 we delivered, we will accept the replacement or return of the STW3N150 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 STW3N150.

    (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

    7.How to contact us to get technical supports, such as STW3N150 pin diagram, STW3N150 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

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