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749013011A WE-LAN Surface Mount Ethernet Transformer with PoE Support

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749013011A WE-LAN Surface Mount Ethernet Transformer with PoE Support

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Brand Name :	LINK-PP
Model Number :	749013011A
Certification :	UL,RoHS,Reach,ISO
Price :	$0.06-$0.9
Payment Terms :	TT,NET30/60/90 Days
Supply Ability :	3KK/Month
Delivery Time :	3-5 days

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749013011A WE-LAN Surface Mount Ethernet Transformer with PoE Support

PoE LAN Transformer Overview

The 749013011A is a high-performance LAN transformer specifically designed for 10/100 Base-T Ethernet applications with Power over Ethernet (PoE) support. This SMT transformer provides signal integrity, electrical isolation, and efficient power transfer over Ethernet cables, fully compliant with IEEE 802.3 and IEEE 802.3af standards.

It is ideal for industrial automation, IP communication, and IoT applications where reliable Ethernet connectivity and PoE power delivery are required.

Key Features and Specifications of 749013011A PoE Transformer

Property	Test Conditions	Value	Unit	Tolerance
Inductance (L)	100 kHz / 100 mV @ 8 mA	350	µH	min.
Insulation Test Voltage (VT)	1 min	1500	V (RMS)	min.
Insertion Loss (IL)	1–100 MHz	-1.1	dB	max.
Return Loss (RL)	1–30 MHz @ 100 Ω	-18	dB	min.
	30–60 MHz @ 100 Ω	-14	dB	min.
	60–80 MHz @ 100 Ω	-12	dB	min.
	80–100 MHz @ 100 Ω	-10	dB	min.
Differential to Common Mode Rejection Ratio (DCMR)	1–30 MHz	-38	dB	min.
	30–60 MHz	-38	dB	min.
	60–100 MHz	-30	dB	min.
Crosstalk (CT)	1–60 MHz	-40	dB	min.
	60–100 MHz	-35	dB	min.
Turns Ratio (n)	—	1:1	—	±3%
Data Rate	—	10/100BASE-TX	—	—

749013011A Datasheet-Schematic

749013011A Datasheet-Recommended Land Pattern

749013011A Datasheet

Mechanical Dimensions

Length: 12.20 ±0.25 mm
Width: 7.0 ±0.25 mm
Height: 5.40 ±0.25 mm
Mounting Type: Surface Mount (SMT)
Package: Compact design suitable for high-density PCB layouts

PoE Capability of 749013011A SMT LAN Transformer

The 749013011A supports PoE operation with up to 350 mA current per center tap, allowing both data transmission and DC power delivery through a single Ethernet cable.
It is optimized for thermal reliability — ensuring stable performance up to +105°C component temperature under full PoE load.

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