The TX1089NL is a through-hole Gigabit Ethernet isolation transformer manufactured by Pulse Electronics. It's designed to provide electrical isolation and common-mode noise rejection in 10/100/1000 Base-T Ethernet applications.

Applications

• Gigabit Ethernet network interfaces
• LAN/WAN connectivity
• Network interface cards (NICs)
• Motherboard Ethernet ports
• Industrial Ethernet applications

Features

• Through-Hole Mounting: Designed for easy installation on printed circuit boards.
• Gigabit Ethernet Support: Supports data rates up to 1000 Mbps.
• Electrical Isolation: Provides high-voltage isolation between the Ethernet PHY and the network cable.
• Common-Mode Noise Rejection: Filters out common-mode noise, improving signal integrity.
• Low Insertion Loss: Minimizes signal attenuation.
• High Return Loss: Ensures good impedance matching.

Benefits

• Enhanced Network Performance: Improved signal integrity due to noise rejection and impedance matching.
• Electrical Safety: High-voltage isolation protects connected devices and personnel from electrical hazards.
• Reliable Data Transmission: Minimizes data errors and ensures reliable communication.
• Easy Integration: Standard through-hole package simplifies design and manufacturing.
• Compliance: Designed to meet industry standards for Ethernet isolation transformers.

The TX1089NL transformer is a crucial component in Gigabit Ethernet systems, providing the necessary isolation and noise filtering to ensure reliable data transmission. It typically features a compact design and is constructed with high-quality materials to ensure long-term performance. The inductance and turns ratio are carefully designed to match the impedance requirements of Gigabit Ethernet transceivers.

Specifications include a specific inductance value (typically in the microhenry range), a turns ratio optimized for Ethernet applications, and a high isolation voltage rating (typically 1500 Vrms or higher). It is designed to operate over a specified temperature range, ensuring stable performance in various environments.