7Semi RJ45 Connector MagJack Ethernet Breakout

The 7Semi RJ45 Connector MagJack Ethernet Breakout is a robust and reliable networking interface module designed to simplify Ethernet connectivity in embedded and IoT projects. It features a high-quality RJ45 MagJack connector with integrated magnetics (transformers and common-mode chokes) for improved signal integrity and EMI protection. This breakout board brings out all Ethernet signals to 2.54 mm header pins, making it ideal for prototyping, testing, and developing Ethernet-enabled microcontroller systems, routers, and industrial network devices.

Technical Specifications:

• Connector Type: RJ45 MagJack (8P8C) with integrated magnetics
  
• Ethernet Standard: IEEE 802.3 10/100 Mbps (Fast Ethernet)
  
• Integrated Components:
   – Magnetics (transformers and chokes) for isolation and noise reduction
   – LED indicators for link and activity status
  
• Operating Voltage: 3.3 V or 5 V logic-compatible (depending on interface circuit)
  
• Pin Pitch: 2.54 mm (standard header for easy connection)
  
• Isolation Voltage: 1500 Vrms (typical)
  
• Return Loss: Meets or exceeds IEEE 802.3 requirements\
• Compatibility: Supports standard Ethernet PHY chips (e.g., W5500, ENC28J60, LAN8720, etc.)
  
• LED Indicators:
   – Link LED (Green)
   – Activity LED (Yellow)
  
• Operating Temperature: -40°C to +85°C
  
• PCB Material: High-quality FR-4 with gold-plated contacts
  
• Dimensions: Compact, breadboard-friendly breakout form factor

Features:

• RJ45 connector with built-in magnetic isolation for noise-free Ethernet communication
  
• Compatible with 10/100 Mbps Ethernet systems
  
• Onboard link and activity LEDs for real-time network diagnostics
  
• 2.54 mm header pins for simple breadboard or MCU connection
  
• Provides ESD protection and EMI suppression for signal reliability
  
• Fully compliant with IEEE 802.3 Ethernet standards
  
• Compact and durable design for embedded and networking projects
  
• Works seamlessly with popular Ethernet controllers like W5500, ENC28J60, and LAN8720
  
• Ideal for quick prototyping, debugging, and educational use

Applications:

• Ethernet-enabled embedded and IoT systems
  
• Industrial automation and communication networks
  
• Microcontroller Ethernet interface development (Arduino, ESP32, STM32, etc.)
  
• Smart home and building automation projects
  
• Network monitoring and remote data logging systems
  
• Prototyping and testing of Ethernet modules and devices
  
• Educational experiments and lab-based networking projects
  
• Low-cost network-connected sensor and control systems