Wurth Elektronik Surface LAN Ethernet Transformer, 70 °C 12.7 mm, 0 °C 8.6mm 2.16 mm

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Subtotal (1 tape of 375 units)*

R 46 261,13

(exc. VAT)

R 53 200,12

(inc. VAT)

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  • Final 750 unit(s), ready to ship from another location

Units
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Per Tape*
375 - 375R 123.363R 46,261.13
750 - 750R 120.279R 45,104.63
1125 +R 116.67R 43,751.25

*price indicative

RS stock no.:
135-3821
Mfr. Part No.:
749020100
Manufacturer:
Wurth Elektronik
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Brand

Wurth Elektronik

Product Type

LAN Ethernet Transformer

Number of Outputs

1

Insertion Loss

-1.1dB

Mount Type

Surface

Depth

2.16mm

Length

12.7mm

Width

8.6mm

Inductance

350μH

Minimum Operating Temperature

0°C

Maximum Operating Temperature

70°C

Termination Type

Solder

Isolation Voltage

1500V ac

Standards/Approvals

RoHS

Turns Ratio

1:1

Wurth Elektronik LAN Ethernet Transformer, 350μH Inductance, 1:1 Turns Ratio - 749020100


This LAN Ethernet transformer provides galvanic isolation and signal coupling for Ethernet interfaces in Compact assemblies. It is designed for PCB use with a single output, facilitating connection between network PHYs and cable pairs while supporting constrained thermal environments up to its maximum rated temperature. RoHS compliance addresses material restrictions for assembly processes.

Features and Benefits:


• 1500V AC isolation offering protection between circuits and cabling
• Low insertion loss of -1.1dB enabling minimal signal attenuation
• 350 μH inductance assisting in common-mode noise suppression
• Solder termination for secure PCB electrical and mechanical connection
• Surface-mount format allowing automated placement and Compact layouts

Applications


• Suitable for industrial Ethernet link isolation on control boards
• Ideal for network Interface modules in communications equipment
• Used with single-pair transformer implementations on LAN ports
• Can be used for retrofit PCB designs requiring RoHS components
• Suitable for temperature-limited assemblies up to 70°C operating temperature

What termination method does the component use?


It uses solder termination to affix and electrically connect to the PCB.

How does the device support electromagnetic performance?


The 350 μH inductance combined with a 1:1 turns ratio reduces undesired common-mode signals while preserving differential signalling.

What are the product’s dimensional footprints relevant to PCB layout?


The package measures 12.7mm in length, 8.6mm in width and 2.16mm in depth.

What environmental temperature range is acceptable for operation?


It is specified to operate between 0°C minimum and 70°C maximum.

Which standards or approvals are indicated for material restrictions?


The component is RoHS compliant.

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