SI3402-B-GMR
PoE PD Interface with DCDC Converter





Brands: Skyworks
Mfr.Part #: SI3402-B-GMR
Datasheet: SI3402-B-GMR Datasheet (PDF)
Package/Case: QFN-20
Product Type: Power Over Ethernet Controllers
RoHS Status:
Stock Condition: 639 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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SI3402-B-GMR General Description
Featuring a compact design and high efficiency, the SI3402-B-GMR offers a reliable solution for power delivery in PoE applications. With an operating temperature range from -40 to 85 degrees Celsius, this product can withstand extreme temperature variations without compromising performance. The integrated UVLO protection ensures safe operation, while the 20-pin QFN package allows for easy installation and maintenance

Specifications
Parameter | Value | Parameter | Value |
---|---|---|---|
Manufacturer Type | Powered Device - PD | Standard | 802.3af |
Coil Current | 680 mA | On Resistance - Max | 1.3 Ohms |
Collector-Emitter Saturation Voltage | 2.8 V to 57 V | Minimum Operating Temperature (°C) | - 40 |
Maximum Operating Temperature (°C) | + 85 | Mounting Style | SMD/SMT |
Duty Cycle - Max | 75 % | Moisture Sensitive | Yes |
Number of Channels | 1 Channel | Current @ Pmpp | 2 mA |
Series | Si3402 | Factory Pack Quantity | 2500 |
Unit Weight | 0.004339 oz | Base Product Number | SI3402 |
Shipping
Shipping Type | Ship Fee | Lead Time | |
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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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 | |
---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.5% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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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
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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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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.
Q: How can I order the SI3402-B-GMR?
A: To place an order for the SI3402-B-GMR, 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 SI3402-B-GMR?
A: We offer a 1-year warranty on the SI3402-B-GMR. 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 SI3402-B-GMR from Skyworks?
A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Skyworks manufacturers and authorized agents. All Skyworks suppliers must pass a qualification review before they can list their SI3402-B-GMR 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 SI3402-B-GMR 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 Skyworks information page to find comprehensive details about the SI3402-B-GMR.
Q: Are the price and stock information for SI3402-B-GMR on Ovaga's platform accurate?
A: Inventory levels for Skyworks 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 SI3402-B-GMR?
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 SI3402-B-GMR?
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
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The SI3402-B-GMR is a power management IC designed for use in compact and efficient power delivery solutions, specifically for USB Type-C and USB Power Delivery applications. It integrates a variety of functions, including voltage regulation, current monitoring, and communication protocols, making it an ideal choice for consumer electronics and mobile devices.
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Equivalent
Some equivalent products of the SI3402-B-GMR chip are SI34047, SI34044, SI34041, and SI34040. These chips are part of the same family of integrated MOSFET devices designed for power management applications in a compact form factor. -
Features
The SI3402-B-GMR is a high-performance, synchronous buck regulator IC with an input voltage range of 4.5V to 60V and an output current of up to 2A. It features a fixed frequency, current-mode control, integrated FETs, and programmable soft-start. It also has overcurrent and overtemperature protection, making it suitable for a wide range of applications. -
Pinout
The SI3402-B-GMR is a 28-pin integrated circuit that functions as a power management IC. It is designed for use in USB-C power delivery systems and features a wide input voltage range, adjustable output voltage, and support for fast-charging protocols. -
Manufacturer
Silicon Labs is the manufacturer of the SI3402-B-GMR. It is a leading provider of silicon, software, and solutions for a smarter, more connected world. Silicon Labs creates technology that touches every aspect of our lives, from small, efficient chips for everyday devices to advanced wireless systems for the Internet of Things (IoT). -
Application Field
The SI3402-B-GMR is commonly used in various applications such as power over Ethernet (PoE) systems, industrial Ethernet switches, network routers, and other networking equipment that require Power over Ethernet functionality and energy-efficient power management. It is also used in embedded systems, surveillance cameras, and IoT devices. -
Package
The SI3402-B-GMR chip comes in a QFN package type, with a form factor of 3x3 mm and a size of 16 pins.
Assembly Advice
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