LINK-PP INT'L TECHNOLOGY CO., LIMITED
| Payment Terms | TT, NET30/60/90 Days, Western Union |
| Supply Ability | 500K/Month |
| Delivery Time | 2 weeks |
| Packaging Details | Tape and Reel |
| Status | Active |
| Part Number | 74941503 |
| Reinforced Isolation Voltage | 4500V AC |
| Ports | 1 |
| Operating Temperature | -40 °C up to +125 °C |
| Mount | SMT |
| Model Number | 74941503 |
| Brand Name | LINK-PP |
| Certification | UL,ISO,ROHS,REACH |
| Place of Origin | China |
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Product Specification
| Payment Terms | TT, NET30/60/90 Days, Western Union | Supply Ability | 500K/Month |
| Delivery Time | 2 weeks | Packaging Details | Tape and Reel |
| Status | Active | Part Number | 74941503 |
| Reinforced Isolation Voltage | 4500V AC | Ports | 1 |
| Operating Temperature | -40 °C up to +125 °C | Mount | SMT |
| Model Number | 74941503 | Brand Name | LINK-PP |
| Certification | UL,ISO,ROHS,REACH | Place of Origin | China |
| High Light | 74941503 ，Würth Ethernet Transformer ，SMT PLC Transformer | ||
● Product Type: Ethernet Transformer for Ethernet/Power Line Communication
● Turns Ratio: 1:4:3 (±3% tolerance)
● Mounting: Surface-Mount (SMT)
● Operating Temperature: -40°C to +125°C (industrial/automotive grade)
● High Isolation: 4500 VAC (1 min, primary to secondary)
● Package: 8-pin SMT compact design
● Compliance: RoHS & REACH compliant
| Property | Test Conditions | Value | Unit | Tolerance |
|---|---|---|---|---|
| Inductance (L) | 2 MHz/100 mV (Pins 1-4) | 20 | μH | min. |
| Leakage Inductance (Lₛ) | 2 MHz/100 mV | 0.05 | μH | max. |
| Turns Ratio (n) | N3:N1:N2 | 1:4:3 | - | ±3% |
| Insulation Test Voltage (Vₜ) | 1 min. | 4500 | V (AC) | min. |
| Insulation Resistance (Rₛₒ) | - | 10 | MΩ | min. |
| DC Resistance 1 (Rᴅᴄ₁) | Pin 2-3 (short pin 5-8) | 85 | mΩ | max. |
| DC Resistance 2 (Rᴅᴄ₂) | Pin 1-4 | 20 | mΩ | max. |
| DC Resistance 3 (Rᴅᴄ₃) | Pin 5-8 | 70 | mΩ | max. |
Notes:
1. Pin connections are critical for resistance measurements
2. Turns ratio tolerance is ±3%
| Parameter | Specification |
|---|---|
| Operating Temperature | -40°C to +125°C |
| Storage Conditions | <40°C; <75% RH (in original packaging) |
| Moisture Sensitivity Level (MSL) | 1 |
| Test Conditions | +20°C, 33% RH (unless specified) |
| Standard | Compliance Status |
|---|---|
| RoHS Approval | Compliant [2011/65/EU & 2015/863] |
| REACH Approval | Conform or declared [(EC)1907/2006] |
Company Details
Year Established:
1997
Total Annual:
100,000,000-$120 million
Employee Number:
800~1000
Ecer Certification：
Verified Supplier
LINK-PP is a professional designer and Manufacturer of magnetic telecom and networking components. Founded in Shenzhen in 1997 and began to develop Discrete Transformer. With over 26 years of experience in innovation and technology leadership. Our main products include RJ45 Connectors, LAN Transform... LINK-PP is a professional designer and Manufacturer of magnetic telecom and networking components. Founded in Shenzhen in 1997 and began to develop Discrete Transformer. With over 26 years of experience in innovation and technology leadership. Our main products include RJ45 Connectors, LAN Transform...
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