1. A system that facilitates power management in mobile devices, comprising: a power source that provides power for at least one of: powering a set of peripheral devices, or maintaining communication with the peripheral devices; and a peripheral power management component that manages the power expended by the power source by at least one of: setting a state for at least one of the peripheral devices, or maintaining communication with at least one of the peripheral devices, based on a set of observed attributes and at least one peripheral device power management schema.