Surface Mount Lan Ethernet Transformer, 4.7 x 3.3 x 2.9mm

View all LAN Ethernet Transformers
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Subtotal (1 tape of 5 units)*

£4.32

(exc. VAT)

£5.185

(inc. VAT)

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  • Shipping from 13 February 2026
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Units
Per unit
Per Tape*
5 - 20£0.864£4.32
25 - 45£0.84£4.20
50 - 95£0.732£3.66
100 - 495£0.688£3.44
500 +£0.616£3.08

*price indicative

Packaging Options:
RS Stock No.:
238-0323
Mfr. Part No.:
SM453229A-381N7Y
Brand:
Bourns
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Brand

Bourns

Number of Output Ports

1

Insertion Loss

-1.5dB

Mounting Type

Surface Mount

Dimensions

4.7 x 3.3 x 2.9mm

Depth

2.9mm

COO (Country of Origin):
TW
The Bourns Electronics 10/100/1000 base-T chip LAN transformer unlike traditional LAN magnetics built with multiple toroidal core transformers and common mode chokes assembled in a single module, this chip LAN transformer is a discrete, centre-tapped component wound on a drum core and capped with a ferrite plate to emulate the result of the close magnetic path of a toroid core.

IEEE 802.3 Ethernet compatible
Compatible with 10/100/1000 BASE-T
Discrete transformers and common mode chokes for flexible PCB layout
Expanded temperature range of -40 to +105 °C
AEC-Q200 Compliant and halogen free