E2009QNL

Overview

The E2009QNL is a surface mount pulse transformer manufactured by Pulse Electronics. It provides galvanic isolation with a turns ratio of 1:1.414 and supports an operating frequency range from 5 MHz to 200 MHz. The component features an isolation voltage rating of 1.5 kV and operates within a temperature range starting at 0°C. Designed for high-reliability applications, it utilizes SMD/SMT termination styles for integration into compact electronic systems.

Feature Summary

• Provides electrical isolation with a 1:1.414 turns ratio
• Operates effectively across a 5 MHz to 200 MHz frequency spectrum
• Rated for 1.5 kV isolation voltage
• Fully integrated design suitable for adapter and motherboard environments

Applications

• Power adapter circuits
• Hub interface connections
• Motherboard signal transmission

Procurement Notes

Verify the specific datasheet version when sourcing, as manufacturer documentation may be hosted by distributors. Confirm that the ordering suffix QNL corresponds to the encapsulated surface mount package variant. Ensure compatibility with the required 1.5 kV isolation standards for your specific circuit topology before finalizing procurement.

Selection Notes

Select this component for designs requiring isolated data transfer in the 5-200 MHz band. The 1:1.414 ratio suits specific impedance matching needs. Verify that the minimum operating temperature of 0°C aligns with your environmental constraints. The surface mount form factor aids in automated assembly processes for compact devices.

Part Context

This part belongs to the family of fully integrated pulse transformers designed for digital communication interfaces. It serves as a critical isolation barrier between different voltage domains in power supplies and data hubs. The encapsulated construction protects internal windings while maintaining signal integrity at high frequencies.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.