SI3482-A01-GM

Overview

The SI3482-A01-GM is a hot swap voltage controller manufactured by Skyworks Solutions, Inc. Designed for PoE applications, it operates within an input voltage range of 2.7 V to 3.6 V and draws a supply current of 8.6 mA. The device supports 802.3af and 802.3at standards and functions in temperatures from -40°C to +85°C. It is housed in a 24-QFN package.

Feature Summary

• Manages power delivery for multi-port systems using Si3452/3 PSE controllers
• Supports IEEE 802.3af and 802.3at PoE standards
• Provides thermal management via hot swap voltage control

Applications

• 12-port Power Manager systems
• 24-port Power Manager systems
• 48-port Power Manager systems

Procurement Notes

Verify component status before procurement as the SI3482-A01-GM is marked as obsolete or not recommended for new designs. Confirm availability through authorized distributors, as stock may be limited or restricted. Ensure compatibility with existing Si3452/3 port controllers if integrating into legacy infrastructure.

Selection Notes

Select this component for managing power distribution in high-density PoE environments requiring 12, 24, or 48 ports. It pairs specifically with Si3452/3 PSE port controllers. Consider its obsolete status when planning long-term production cycles or future maintenance requirements.

Part Context

Part of the Skyworks SI3482 series, designed for centralized power management in Ethernet switching infrastructure. It acts as a voltage controller to handle load transitions safely across multiple powered ports without disrupting system operation.

Replacement Considerations

Public confirmed substitute part numbers are not available.