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Ethernet & LAN Transformer, 10/100 Base-T, 1 Port, 1CT:1CT, 350 µH, 1.5 kV, Surface Mount

EPCOS B78476A8247A003

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Manufacturer Part No:
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Product Range
B78476 Series
Technical Datasheet:
B78476A8247A003   Datasheet
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Product Information

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10/100 Base-T

1 Port




Surface Mount



B78476 Series

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Technical Documents (2)

CAD Downloads


Terms and Conditions

CAD Models - Notice
CAD Models and drawings are provided to you on a revocable limited licence for your internal use only but remain the property of the manufacturer who retain all intellectual property rights and ownership. They are provided to assist you in decision making and as design guide but are not guaranteed to be error free, accurate or up to date and is not intended to be taken as advice.
Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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Product Overview

The B78476A8247A003 is a 350µH 1-port 10/100 base-T magnetic LAN Module with ferrite toroid, case and potting construction as per UL94V-0 standards. This magnetic modules pulse transformer provide minimum 1500V dielectric isolation combined with excellent insertion and return loss as well as crosstalk and differential to common-mode rejection. EPCOS Magnetics module support not only the standard temperature range from 0 to +70°C, they are also available with an extended temperature range from -40 to +85°C for industrial applications. This Power over Ethernet technology module is optimized for use in local area networks, hubs, switches and routers but also for use in PCs and modems and is approver by IPC/JEDEC, J-STD-020C and IEEE 802.3 standards.
  • MSL-2 Moisture sensitivity level


Communications & Networking

Packaging type Re-reel
Additional packaging options available
Cut Tape :1644276 Check stock

Available for back order

Deliveries start from 3/29/23

Due to market conditions delivery times are for general guidance only and may be subject to change at short notice

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Price for:
Each (Supplied on Cut Tape)
Multiple: 1 Minimum: 100
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100+ NT$53.42
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100 (Cut Tape 1644276) x 53.42 = NT$5,342.00
Total Price: NT$5,342.00
For the quantity ordered, some or all of your order will be placed on backorder. See 'Check stock and lead times' for details.
100 (Re-reel 1644276RL) x 53.42 = NT$5,342.00
Total Price: NT$5,342.00
For the quantity ordered, some or all of your order will be placed on backorder. See 'Check stock and lead times' for details.
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A re-reel is a custom reel available for cut tape items where the order qty exceeds 100
NOTE: Shipments for different packaging options may come from a remote warehouse. Please see delivery and lead time information for each packaging option.