| 摘要 |
Some of the embodiments of the present invention provide a voltage regulator comprising a first driver, a second driver, and a controller configured to control the first driver and the second driver to selectably operate in one of a plurality of operating modes, including an external driver mode and an internal driver mode, wherein which one of the plurality of operating modes is selected is based on presence or absence of one or more external drivers. Other embodiments are also described and claimed.
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