Product Details
Place of Origin: China
Brand Name: LINK-PP
Certification: UL,RoHS,REACH,ISO
Model Number: B78476A8247A003
Payment & Shipping Terms
Minimum Order Quantity: 500 pcs
Price: $0.2-$0.37
Packaging Details: T&R, 500 pcs./reel
Delivery Time: Ships within 3 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union
Supply Ability: 4600K.PCS/Month
Transformer Type: |
LAN 10/100 Base-T |
Part Number: |
B78476A8247A003 |
Number Of Ports: |
Single Port |
Inductance: |
350µH |
Isolation Voltage: |
1500 VAC |
Mounting Type: |
Surface Mount |
Transformer Type: |
LAN 10/100 Base-T |
Part Number: |
B78476A8247A003 |
Number Of Ports: |
Single Port |
Inductance: |
350µH |
Isolation Voltage: |
1500 VAC |
Mounting Type: |
Surface Mount |
B78476A8247A003 LAN magnetics module for 10/100Base-T Ethernet. Single-port SMD transformer with 350µH inductance, low insertion loss, 1500VAC isolation, and −40°C to +85°C operating range.
| Parameter | Specification |
|---|---|
| Part Number | B78476A8247A003 |
| Product Type | LAN Magnetics Module |
| Ethernet Standard | 10/100Base-T |
| Number of Ports | Single Port |
| Package Type | Surface Mount (SMD) |
| Core Material | Ferrite Toroid |
| Isolation Voltage | 1500 VAC |
| Operating Temperature | −40 °C to +85 °C |
| Weight | Approx. 0.8 g |
| Compliance | IEEE 802.3, RoHS |
| Parameter | Test Condition | Specification |
|---|---|---|
| Turns Ratio (Primary : Secondary) | — | 1CT : 1CT ±3% |
| Inductance (OCL) | 100 kHz, 100 mV, 8 mA DC Bias | ≥ 350 µH |
| Voltage Test | 50 Hz, 1 min | 1500 V AC |
| Insertion Loss | 0.1 – 100 MHz | ≤ −1.0 dB |
| Return Loss | 1 – 30 MHz | ≥ 18 dB |
| Return Loss | 40 MHz | ≥ 16 dB |
| Return Loss | 50 MHz | ≥ 14 dB |
| Return Loss | 60 – 80 MHz | ≥ 12 dB |
| Crosstalk | 30 MHz | ≥ −43 dB |
| Crosstalk | 60 MHz | ≥ −37 dB |
| Crosstalk | 100 MHz | ≥ −33 dB |
| Differential-to-Common Mode Rejection (DCMR) | 30 MHz | ≥ −43 dB |
| Differential-to-Common Mode Rejection (DCMR) | 60 MHz | ≥ −37 dB |
| Differential-to-Common Mode Rejection (DCMR) | 100 MHz | ≥ −33 dB |
| Parameter | Specification |
|---|---|
| Operating Temperature | −40 °C to +85 °C |
| Storage Temperature | −40 °C to +85 °C |
| Soldering Standard | IPC / JEDEC J-STD-020D |
| RoHS | Compatible |
The B78476A8247A003 LAN magnetics module is a single-port 10/100Base-T Ethernet transformer designed for LAN interface applications requiring reliable signal isolation and EMI suppression.
This surface-mount LAN transformer module integrates high-performance magnetics optimized for Ethernet PHY interfaces. With 350 µH minimum inductance, low insertion loss, and excellent crosstalk suppression, the module ensures stable data transmission in Fast Ethernet networks.
Designed for industrial and networking equipment, the B78476A8247A003 supports a wide operating temperature range from −40 °C to +85 °C, making it suitable for demanding environments such as industrial automation systems, networking infrastructure, and embedded communication devices.
A LAN magnetics module provides electrical isolation, impedance matching, and noise suppression between the Ethernet PHY and the network cable to ensure reliable Ethernet communication.
The module is designed for 10Base-T and 100Base-TX Ethernet applications compliant with the IEEE 802.3 standard.
The device provides 1500 VAC isolation, ensuring electrical safety and signal integrity in Ethernet networks.
The B78476A8247A003 supports an extended industrial operating temperature range from −40 °C to +85 °C.
