SM13143EL

Pulse Transformers Overview

The SM13143EL is a dual-port, surface-mount pulse transformer designed for 10/100/1000 Base-T Ethernet applications with Power over Ethernet (PoE) functionality. It features a minimum inductance of 350 µH at 100 kHz and supports high-speed data transmission across multiple Ethernet standards. The component integrates isolation capabilities suitable for network interface circuits.

Pulse Transformers Feature Summary

• Supports 10/100/1000 Base-T Ethernet standards
• Integrated Power over Ethernet (PoE) capability
• Dual-port configuration for simultaneous connections

Pulse Transformers Applications

• Ethernet network interface cards
• Industrial networking equipment
• PoE-enabled switches and routers

Pulse Transformers Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with Bourns Inc. or authorized distributors before procurement. Confirm that the surface mount package dimensions match the target PCB footprint requirements to ensure proper assembly and mechanical stability during operation.

Pulse Transformers Selection Notes

Select this component when designing systems requiring integrated PoE support alongside Gigabit Ethernet connectivity. Ensure the design environment accommodates the specified electrical parameters and thermal conditions defined in the official documentation to maintain signal integrity and reliability.

Pulse Transformers Part Context

This part belongs to Bourns' LAN transformer series, acquired from J.W. Miller Magnetics. It serves as a magnetic isolation component for Ethernet PHY interfaces, providing necessary impedance matching and common-mode noise rejection for compliant network hardware designs.

Pulse Transformers Replacement Considerations

Consult official Bourns substitution guides for verified alternatives. Cross-reference pinouts and electrical specifications carefully to ensure compatibility with existing circuit layouts without redesigning the transformer footprint.