SI3480-A01-GM

Overview

The SI3480-A01-GM is a hot swap voltage controller manufactured by Skyworks Solutions. It functions as an 8-port power manager designed for use with Si3452/3 PSE port controllers. The device operates within a supply voltage range of 2.7V to 3.6V and draws a supply current of 12.1mA. It supports IEEE 802.3at (PoE+) and 802.3af (PoE) standards. The component is housed in a 24-WFQFN package with exposed pad, measuring 4x4 mm. It is rated for an operating temperature range from -40°C to +85°C.

Feature Summary

• Provides integrated hot swap voltage control for multi-port power distribution applications
• Designed specifically to interface with Si3452 and Si3453 PSE port controllers
• Supports standard PoE and PoE+ power delivery protocols

Applications

• Power Sourcing Equipment (PSE) port controllers
• Multi-port power management systems
• Ethernet Power over Ethernet (PoE) infrastructure

Procurement Notes

Verify the obsolete status of this part number before design finalization. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing Si3452/3 controller designs. Check for moisture sensitivity levels and storage conditions. Validate that the 24-QFN package matches your PCB footprint requirements.

Selection Notes

Select this component when designing an 8-port PoE system requiring dedicated hot swap protection. It is suitable for integration with Skyworks Si3452/3 controllers. Consider the 24-WFQFN package size for board space constraints. Verify thermal performance within the specified -40°C to +85°C range. Ensure the 2.7V to 3.6V supply voltage aligns with your system power rails.

Part Context

This component belongs to the Skyworks SI3480 series of hot swap voltage controllers. It is categorized under PMIC - Power Management ICs. The specific suffix A01-GM indicates the package type and lead-free status. It is part of the broader portfolio of power distribution solutions for Ethernet applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The datasheet indicates the product is discontinued. Designers should consult Skyworks Solutions for current alternative recommendations or updated series replacements.