ETAL SMD Line Matching Transformer, 100µA, 3.88kV Isolation

The ETAL SMD Line Matching Transformer is a 100µA microprofile surface-mount component designed to deliver reliable signal integrity for high-speed data communications. It offers reinforced insulation, making it ideal for applications requiring robust electrical isolation and compatibility with both 600-ohm and complex impedance telephone lines.

Engineered for telecommunications, this transformer is perfectly suited for V.22bis modems, voice transmission systems, and precision instrumentation. Its vacuum-encapsulated construction ensures excellent environmental protection and long-term stability, while the compact seated height of just 7mm allows for efficient use of space on densely populated PCBs.

Key Specifications & Features

• High Isolation: Provides an impressive isolation voltage of 3.88kVrms, enhancing circuit safety and signal clarity.
• Optimised Signal Performance: Features an insertion loss of 4.5dB and a return loss of 16dB, ensuring minimal signal degradation and efficient power transfer.
• Broad Compatibility: Capable of matching to both standard 600-ohm and complex impedance lines, offering great flexibility in design.
• Rugged Construction: The vacuum encapsulation protects the core from moisture and contaminants, ensuring reliability.
• International Certification: Compliant with IEC 60950 and UL 60950 standards and is a UL-recognised component, guaranteeing adherence to stringent safety regulations.
• Wide Operating Range: Functions reliably across a temperature spectrum from -25°C to +85°C, suitable for various operational environments.

With its surface-mount design and proven performance, this transformer is a critical component for designers building robust, high-data-rate communication systems.