B78476A8249A003

$3.20

Description：PULSE XFMR 1CT:1CT 350UH
Series：-
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:5187971bfa14 Category: Pulse Transformers Brand: EPCOS - TDK Electronics

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Product introduction

Product Detailed Parameters

Description：PULSE XFMR 1CT:1CT 350UH
Series：-
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR),Cut Tape (CT)
Transformer Type：LAN 10/100/1000 Base-T
Inductance：350µH
ET (Volt-Time)：-
Turns Ratio - Primary:Secondary：1CT:1CT
Mounting Type：Surface Mount
Size / Dimension：0.693" L x 0.476" W (17.60mm x 12.10mm)
Height - Seated (Max)：0.238" (6.05mm)
Operating Temperature：0°C ~ 70°C
Grade：-
Qualification：-

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B78476A8249A003

Overview

The B78476A8249A003 is a LAN magnetics module designed for 10/100/1000 Base-T applications. It functions as a pulse transformer with a 350µH inductance and a 1:1 turns ratio (1CT:1CT). The component supports Surface Mount Technology (SMT) mounting. It operates within a temperature range of 0°C to +70°C. The package type is Tape & Reel.

Feature Summary

Supports 10/100/1000 Base-T Ethernet standards
Integrated pulse transformer functionality
Surface mount construction

Applications

Ethernet network interface circuits
LAN equipment magnetics modules
10/100/1000 Base-T signal transmission

Procurement Notes

Verify the specific suffix against official TDK/EPCOS documentation to confirm exact electrical tolerances and packaging specifications. Ensure compatibility with surface mount assembly processes. Confirm operating temperature ranges match system requirements before integration.

Selection Notes

Select this component for designs requiring integrated magnetics for Gigabit Ethernet. Verify that the 350µH inductance meets circuit impedance requirements. Ensure the SMT package aligns with PCB footprint constraints and reflow soldering profiles.

Part Context

This part belongs to the B78476A series of magnetics modules from EPCOS/TDK Electronics. These components are specialized for LAN applications, providing isolation and signal integrity for Ethernet physical layer interfaces.

Replacement Considerations

Check for direct substitutes within the B78476A series or equivalent TDK LAN magnetics modules. Verify pinout compatibility and electrical parameter equivalence before substitution.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.