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Casa > produtos > Transformadores magnéticos discretos > B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD

B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD

Detalhes do produto

Lugar de origem: China

Marca: LINK-PP

Certificação: UL,RoHS,REACH,ISO

Número do modelo: B78476A8247A003

Termos do pagamento & do transporte

Quantidade de ordem mínima: 500 unidades

Preço: $0.2-$0.37

Detalhes da embalagem: T&R, 500 unid./bobina

Tempo de entrega: Navios no prazo de 3 dias

Termos de pagamento: L/C, D/A, D/P, T/T, Western Union

Habilidade da fonte: 4600K.PCS/Mês

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B78476A8247A003

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SMD 16PIN LAN Transformer

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10/100Base-T LAN Magnetics

Tipo de transformador:
Base-T do LAN 10/100
Número da peça:
B78476A8247A003
Número de portas:
Porta única
Indutância:
350µH
Tensão de isolamento:
1500 Vac
Tipo de montagem:
Montagem em superfície
Tipo de transformador:
Base-T do LAN 10/100
Número da peça:
B78476A8247A003
Número de portas:
Porta única
Indutância:
350µH
Tensão de isolamento:
1500 Vac
Tipo de montagem:
Montagem em superfície
B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD
B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD
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.
General Specifications
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
Electrical Characteristics (@25 °C)
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
Environmental Specifications
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
Key Features
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.
  • Designed for 10/100Base-T Ethernet applications
  • Single-port LAN magnetics module
  • Surface-mount (SMD) package
  • Ferrite toroid core with UL94-V0 housing and potting
  • 350 µH minimum inductance
  • Low insertion loss for improved signal integrity
  • Excellent crosstalk and noise suppression
  • 1500 VAC isolation voltage
  • Extended industrial temperature range −40 °C to +85 °C
  • RoHS compatible
  • Compliant with IEEE 802.3 Ethernet standard
Technical Drawings
B78476A8247A003 Dimensional Drawing
B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD 0
B78476A8247A003 Pin Drawing
B78476A8247A003 10/100Base-T 16PIN Ethernet Magnetics Module SMD 1
Frequently Asked Questions
What is a LAN magnetics module used for?
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.
What Ethernet standard does B78476A8247A003 support?
The module is designed for 10Base-T and 100Base-TX Ethernet applications compliant with the IEEE 802.3 standard.
What isolation voltage does the transformer provide?
The device provides 1500 VAC isolation, ensuring electrical safety and signal integrity in Ethernet networks.
What temperature range does the module support?
The B78476A8247A003 supports an extended industrial operating temperature range from −40 °C to +85 °C.