Skyworks Solutions, Inc.

SI3459-C05-IMR

SI3459-C05-IMR Description

The SI3459-C05-IMR is a high-performance Power over Ethernet (PoE) controller designed for Power Sourcing Equipment (PSE) applications. Manufactured by Skyworks Solutions Inc., this device is specifically engineered to manage power delivery over Ethernet cables, adhering to the IEEE 802.3at standard. It features an 8-channel architecture, making it ideal for applications requiring multiple Ethernet ports. The SI3459-C05-IMR supports a wide supply voltage range of 44V to 57V and operates with a supply current of 18mA. It is available in a surface mount package, specifically in a tape and reel format, which is suitable for automated assembly processes. This controller is ROHS3 compliant and has a moisture sensitivity level (MSL) of 3, ensuring a 168-hour safe storage period before reflow soldering. Although it is not recommended for new designs, the SI3459-C05-IMR remains a robust solution for existing systems requiring reliable PoE management.

SI3459-C05-IMR Features

• Mounting Type: Surface Mount, enabling efficient integration into compact and high-density designs.
• Auxiliary Sense: No, simplifying the design and reducing component count.
• Current - Supply: 18mA, ensuring low power consumption and efficient operation.
• Product Status: Not For New Designs, indicating it is best suited for legacy systems.
• Standards: Compliant with IEEE 802.3at (PoE), ensuring compatibility with a wide range of PoE devices.
• Internal Switches: No, allowing for external flexibility in switch selection.
• Type: Controller (PSE), designed to manage power sourcing equipment.
• Number of Channels: 8, supporting multiple Ethernet ports for versatile applications.
• Voltage - Supply: 44V to 57V, providing a wide operating voltage range.
• Package: Tape & Reel (TR), facilitating automated assembly and bulk handling.
• RoHS Status: ROHS3 Compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), ensuring reliability during storage and assembly processes.

SI3459-C05-IMR Applications

The SI3459-C05-IMR is ideal for applications requiring robust and reliable PoE management. Its 8-channel architecture makes it suitable for multi-port Ethernet systems such as:

• Networking Equipment: Ideal for switches, routers, and other networking devices that require PoE functionality.
• Security Systems: Perfect for powering IP cameras and other security devices over Ethernet.
• Industrial Automation: Suitable for industrial applications where PoE is used to power sensors, controllers, and other devices.
• Telecommunications: Ideal for powering remote devices in telecommunication networks.
• Smart Buildings: Useful for powering IoT devices and other smart building applications.

Conclusion of SI3459-C05-IMR

The SI3459-C05-IMR from Skyworks Solutions Inc. is a versatile and reliable Power over Ethernet controller designed for Power Sourcing Equipment. Its 8-channel architecture, wide supply voltage range, and compliance with IEEE 802.3at standards make it an excellent choice for a variety of applications. While not recommended for new designs, it remains a robust solution for existing systems requiring efficient and reliable PoE management. The surface mount package and tape and reel format ensure ease of integration into automated assembly processes, while its ROHS3 compliance and moisture sensitivity level of 3 ensure environmental safety and reliability.