LP41223NL PoE+-magnetica-transformator voor 10/100 Base-T Ethernet

De LINK-PP LP41223NL PoE+ Magnetics Transformer is designed for 10/100Base-T Ethernet networks, providing reliable data transmission and efficient Power over Ethernet (PoE) functionality.
Engineered with advanced magnetic design, it ensures excellent electrical isolation, lage invoegverliezen, en strong EMI suppression, making it ideal for PoE switches, IP cameras, VoIP phones, and industrial controllers.

● PoE+ LAN Transformer Overview

De LP41223NL is een single-port 10/100 Base-T PoE+ magnetic transformer module designed by LINK-PP. It provides superior signal integrity, electrical isolation, and EMI suppression for Ethernet applications supporting Power over Ethernet (PoE / PoE+).
With a compact SMT footprint and 1CT:1CT balanced winding structure, it is ideal for networking devices that require efficient power and data transmission over a single cable.

Belangrijkste kenmerken

• Supports IEEE 802.3 10/100 Base-T & PoE+ standards

• 1CT:1CT transmit and receive transformers for balanced differential signal performance

• Auto-MDX compatible, simplifying Ethernet port design

• Compact SMT package for high-density PCB layout

• Excellent EMI suppression and common-mode rejection

• Bedrijfstemperatuur: 0 °C ~ +70 °C

• RoHS-conform and environmentally friendly

Electrical & Mechanical Specifications

Parameter	Specificatie
Model	LP41223NL
Poortconfiguratie	Single Port
Gegevenssnelheid	10/100 Mbps
Turns Ratio (TX/RX)	1CT : 1CT
Verpakkingsvorm	12-pin SMT
Afmetingen	17.15 mm (L) × 16.26 mm (W) × 8.64 mm (H)
Operating Temperature	0 °C ~ +70 °C
Cores per Port	4
Certificering	IEEE 802.3, RoHS
Packing	Tape & Reel (SPQ: 600 pcs / Carton)

● Key Functions of PoE Ethernet Transformers

1. Electrical Isolation

LP41223NL provides robust elektrische isolatie between power and data circuits, ensuring safe operation and preventing signal interference.

• Isolation Voltage: 1.5kVAC for 1 minute (IEC 60950 compliant)

• Protects connected devices from voltage spikes and surges

Parameter	Value
Isolation Voltage	1.5 kVAC / 1 min

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2. Power Delivery

The transformer supports efficient PoE+ (IEEE 802.3at) power transfer for medium-power devices.

PoE-standaard	Maximum PSE Output	Available Power at PD
3af (PoE)	Up to 15.4 W	~12.95 W
3at (PoE+)	Up to 30 W	~25.5 W
802.3bt (Type 3)	Up to 60 W	~51 W
802.3bt (Type 4)	Up to 90–100 W	~71 W

This ensures stable operation for devices such as IP kameras, wireless APs, and VoIP terminals.

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3. Signal Integrity

Voor 10/100Base-T Ethernet, LP41223NL uses precise impedance matching and common-mode noise suppression to maintain clear, error-free data transmission.

• 1:1 transformer ratio for balanced signal paths

• Low insertion loss and minimal crosstalk

• Optimized for 100 Mbps data performance

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4. EMI-onderdrukking

Effectief EMI filtering ensures consistent performance in electrically noisy environments.

• Common-mode choke’s filter out unwanted noise

• Meets Class B EMI emission limits

• Voldoet aan IEEE 802.3, UL, en RoHS normen

Tip: Using a transformer with superior EMI suppression like LP41223NL guarantees stable PoE performance and clean video signals in surveillance systems.

● Applications

• PoE / PoE+ Powered Devices (PD) such as IP cameras, VoIP phones, and wireless access points

• Ethernet Switches and Injectors supporting 10/100 Mbps ports

• Industrial Automation and IoT Equipment requiring reliable network isolation

• Embedded Networking Modules and communication boards

● Why Choose LINK-PP

LINK-PP is a global leader in Ethernet-magnetics, PoE Transformers, and RJ45-connectoren, supplying OEM solutions to major networking and industrial brands.
With proven reliability and strong R&D capability, LINK-PP ensures consistent quality and competitive cost for high-volume production.

Voordelen:

• Over 20 years of Ethernet magnetics expertise

• Trusted supplier to global OEMs

• Competitive pricing and fast delivery

● Conclusie

De LINK-PP LP41223NL PoE+ 10/100Base-T LAN Transformer combineert efficient power delivery, strong isolation, en lage EMI in a compact form factor.
It’s the ideal choice for engineers and manufacturers building reliable PoE-enabled Ethernet equipment.

Download

📄 LP41223NL Datasheet (PDF)
🔗 Productpagina

● FAQ

V1: What type of Ethernet is LP41223NL used for?
→ It’s designed for 10/100Base-T (Fast Ethernet) netwerken.

V2: Does it support PoE+ (IEEE 802.3at)?
→ Yes, it delivers up to 30 W from PSE and 25,5 W to the powered device.

V3: Is it suitable for outdoor or industrial PoE systems?
→ Yes, it offers 1.5 kVAC isolation and strong EMI performance for industrial and security applications.

● Zie ook

Essentiële informatie over Power over Ethernet-technologie

Understanding Electromagnetic Compatibility and Its Importance

Exploring RJ45 With Magnetics: Integrated Connector Module Insights

Introducing LINK-PP LPJK0071AINL 100/1000Base-T RJ45 Magjack