LINK-PP INT'L TECHNOLOGY CO., LIMITED
| Payment Terms | TT,NET30/60/90 Days |
| Supply Ability | 5KK/Month |
| Delivery Time | In Stock Ship Within 3 Days |
| Packaging Details | 50pcs/tray,1200pcs/carton |
| Series | PoE++ LAN Magnetics |
| Part Number | LP41223NL |
| Package Type | 12-Pin |
| Length | 17 mm |
| Width | 15.1 mm (including pins) |
| Height | 8.45 mm |
| Max Reflow Temperature | 250°C (5 seconds) |
| Hi-pot | 2kVrms |
| Data Rate | 10/100Base-TX |
| Number of Channels/Ports | Single |
| PoE | PoE++ |
| Mounting Type | SMT |
| Turns Ratio | 1:1 |
| Operating Temperature Range | 0°C to +70°C |
| Model Number | LP41223NL |
| Brand Name | LINK-PP |
| Certification | UL,RoHS,Reach,ISO |
| Place of Origin | Guangdong,China |
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Product Specification
| Payment Terms | TT,NET30/60/90 Days | Supply Ability | 5KK/Month |
| Delivery Time | In Stock Ship Within 3 Days | Packaging Details | 50pcs/tray,1200pcs/carton |
| Series | PoE++ LAN Magnetics | Part Number | LP41223NL |
| Package Type | 12-Pin | Length | 17 mm |
| Width | 15.1 mm (including pins) | Height | 8.45 mm |
| Max Reflow Temperature | 250°C (5 seconds) | Hi-pot | 2kVrms |
| Data Rate | 10/100Base-TX | Number of Channels/Ports | Single |
| PoE | PoE++ | Mounting Type | SMT |
| Turns Ratio | 1:1 | Operating Temperature Range | 0°C to +70°C |
| Model Number | LP41223NL | Brand Name | LINK-PP |
| Certification | UL,RoHS,Reach,ISO | Place of Origin | Guangdong,China |
| High Light | LP41223NL ，PoE++ LAN Transformer ，10/100 BASE-T Transformer Module | ||
The LINK-PP LP41223NL is a high-performance, single-port 10/100 BASE-T magnetic transformer module specifically engineered for next-generation PoE++ (IEEE 802.3bt) applications
| Pins | Turns Ratio |
|---|---|
| P1–3 : P12–10 | 1:1 ±2% |
| P4–6 : P9–7 | 1:1 ±2% |
Balanced 1:1 design ensures proper impedance matching between PHY and cable side for 10/100/1000Base-T systems.
Test Condition: 100kHz, 0.1Vrms, 28mA DC Bias
| Pins | OCL |
|---|---|
| P7–9, P12–10 | 350µH Min |
Maintains stable low-frequency performance even under DC bias conditions required by PoE++ operation.
| Frequency Range | Insertion Loss |
|---|---|
| 0.5–100MHz | -1.0dB Max |
Low insertion loss ensures minimal signal attenuation and improved eye diagram margin.
| Frequency Range | Return Loss (dB Min) |
|---|---|
| 0.5–30MHz | -18 |
| 30–45MHz | -15 |
| 45–60MHz | -13 |
| 60–80MHz | -10 |
Optimized impedance matching reduces signal reflections and enhances link stability.
| Frequency Range | Cross Talk |
|---|---|
| 1–100MHz | -35dB Min |
Ensures low electromagnetic interference and stable differential signaling.
| Frequency Range | CMRR |
|---|---|
| 0.5–100MHz | -33dB Min |
Strong suppression of common-mode noise, critical for high-power PoE++ systems.
Pins 1 & 12 and 4 & 9 are in phase.
Provides reinforced isolation for safety and surge protection.
Designed for increased PoE++ requirements with: 1.1A DC current capability
Supports high-power IEEE 802.3bt applications.
0°C to +70°C:Suitable for commercial and standard industrial environments.
Technical Note on Polarity: Pins 1 & 12 and Pins 4 & 9 are in phase to ensure signal integrity across the transformer
The LP41223NL is versatile and designed to support a wide array of networking applications
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1997
Total Annual:
$30-$50 million
Employee Number:
300~600
Ecer Certification：
Verified Supplier
LINK-PP International Technology Co., Limited, founded in 1997, is a vertically integrated manufacturer specializing in Ethernet magnetic components and high-speed connectivity solutions up to 10G. With over 26 years of experience, our core products include RJ45 modular jacks, MagJacks, discrete m... LINK-PP International Technology Co., Limited, founded in 1997, is a vertically integrated manufacturer specializing in Ethernet magnetic components and high-speed connectivity solutions up to 10G. With over 26 years of experience, our core products include RJ45 modular jacks, MagJacks, discrete m...
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