电源管理支持。

Power Management support.

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为电源管理提供挂起／恢复支持

Provide support for suspend/resume for power management

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详细介绍以太网供电技术的基本原理，结合一款支持以太网供电技术的TPS2370型电源管理电路进行讨论。

The basic principle of the technology of power over Ethernet is described in detail, and the power management circuit TPS2370 supporting the technology of power over Ethernet is discussed.

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