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Vishay SML4749

24V Zener Diode, single piece, tolerance of 10%, resistance at 25Ohm, power rating of 1000mW, SMA package with 2 pins

ISO14001 ISO9001 IATF16949 ISO13485 DUNS

Brands: Vishay

Mfr.Part #: SML4749

Datasheet: SML4749 Datasheet (PDF)

Package/Case: SMA

Product Type: Single Zener Diodes

RoHS Status:

Stock Condition: 9,183 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

Quick Quote

Please submit RFQ for SML4749 or email to us: Email: [email protected], we will contact you within 12 hours.

SML4749 General Description

SML4749 from Taiwan Semiconductor is a Zener Diode that falls under the category of Semiconductors > Discrete Semiconductors > Diodes & Rectifiers > Zener Diodes. This specific product is designed for use in a wide range of applications, including power supplies, voltage regulators, and signal processing circuits. Its primary function is to provide a reliable voltage reference point, withstanding reverse voltages up to 24 volts and operating temperatures from -40°C to 150°C. The SML4749 offers several advantages, such as high reliability, low noise, and fast response time. However, it's essential to consider the matters needing attention, such as proper surge current handling and thermal management. Furthermore, users should consult the datasheet for detailed specifications and application notes.

Features

  • Plastic package has underwriters laboratory flammability classification 94 V-0,For surface mounted applications,Low Zener impedance

Application

  • Plastic package has underwriters laboratory flammability classification 94 V-0,For surface mounted applications,Low Zener impedance

Specifications

Parameter Value Parameter Value
Factory Pack Quantity 7500

Shipping

Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.

Payment

Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.

Guarantees

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.

Packing

  • Product Inventory

    Step1 :Product Inventory

  • Pressure Relief Packaging

    Step2 :Pressure Relief Packaging

  • Anti Static Packaging

    Step3 :Anti Static Packaging

  • Protective Packaging

    Step4 :Protective Packaging

  • Sealed Packaging

    Step5 :Sealed Packaging

  • Preparation for shipment

    Step6 :Preparation for shipment

We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.

  • ESD
  • ESD

Q: How can I order the SML4749?

A: To place an order for the SML4749, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.

Q: What is the warranty period for the SML4749?

A: We offer a 1-year warranty on the SML4749. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.

Q: How does Ovaga ensure the authenticity of SML4749 from Vishay?

A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Vishay manufacturers and authorized agents. All Vishay suppliers must pass a qualification review before they can list their SML4749 products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.

Q: How can I find detailed information about the SML4749 chips, such as application notes, factory information, and images?

A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Vishay information page to find comprehensive details about the SML4749.

Q: Are the price and stock information for SML4749 on Ovaga's platform accurate?

A: Inventory levels for Vishay products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.

Q: Can I place orders offline with Ovaga?

A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.

Q: What payment methods are accepted by Ovaga?

A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.

Q: How is shipping arranged, and how can I track my package?

A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.

Q: What is the return or replacement process for SML4749?

A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:

  • The defect must be reported within 365 days after delivery.
  • The product must be unused and in its original, unopened packaging.
  • Requesting Return Authorizations must be obtained.

For the return process:

  • Please inform us within 365 days of receiving the product.
  • Obtain Return Authorization from our team.
  • Please refer to our After-Sale Matters for more detailed instructions.

Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the SML4749?

A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].

Q: What can you tell me about Ovaga's quality assurance practices?

A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.

Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?

A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.

Part points

  • The SML4749 is a zener diode designed for single-use applications in electronic circuits. It has a voltage of 24V, with a tolerance of 10%. The diode's impedance is approximately 25Ohm, and it can handle up to 1000mW of power. The SML4749 typically finds use in voltage regulation, surge protection, or as a reference point in circuits. Its small package size (SMA) makes it suitable for compact designs.
  • Equivalent

    As there is no specific mention of exact equivalents, it would be best to consult Taiwan Semiconductor's product catalog or reach out to their technical support for equivalent SMD Zener diodes with similar specifications.
  • Features

    The SML4749 is a Zener Diode designed for single use in electronic circuits. Key features include:
    Voltage Reference: The diode maintains a fixed voltage (typically around 24V) when forward-biased.
    Regulation: It helps to regulate the current flowing through a circuit, stabilizing its output voltage.
    Protection: In overvoltage situations, the Zener diode can protect other components in the circuit by limiting the voltage. These features make the SML4749 suitable for various applications like voltage regulation, filtering, or as part of protective circuits.
  • Pinout

    The SML4749 is a single Zener diode with a 24V voltage rating. It has a SMA (SubMiniature Audio) package, which typically consists of two pins. Functionally, one pin is the anode (positive terminal), while the other is the cathode (negative terminal). The Zener diode acts as a voltage reference, maintaining a steady output across varying input currents. In summary, SML4749 has a 2-pin SMA package and functions as a single Zener diode with a voltage reference at 24V.
  • Manufacturer

    The manufacturer of the SML4749 is Taiwan Semiconductor, a semiconductor manufacturer based in Taiwan. As a company, they specialize in producing electronic components for various industries.
  • Package

    The package type of SML4749 is SMA (SubMiniature Adapter).

Assembly Advice

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    Once your parts are pre-ordered, simply place a PCBA order with us, and we’ll take care of the assembly for you.

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