A semiconductor component includes a semiconductor substrate that is formed with trench. The power supply device includes a control unit. The frame body has inner lead portions and outer lead portions. Authorization is granted in the event the playback of authorization data via the user interface of the first playback device matches the playback of reference data via the user interface of the second playback device, and modifications of the playback attributes are, in essence, time-synchronized. The hydrogen generator may further include auxiliary LDMs disposed throughout the hydrogen generator, wherein said auxiliary LDMs may be operated based on a ratio of the liquid reactant flow rate to the hydrogen generation rate.