Replace this line with your commit message! Please provide a description of your pull request

Required Settings:

Please configure your personal fork of the KiCad project with the following settings:

Settings->General->Visibility->Pipelines should be enabled and set to "Everyone with access".
Settings->CI/CD->General Pipelines timeout should be set to >3h .

Configure the merge request as follows:

The "Allow commits from members who can merge to the target branch." option check box at the bottom of your merge request must be checked.

This can later be enabled via the edit button found at the top right (in case you forgot to do it when creating the merge request).

#General Guidelines: All contributions to the kicad library must follow the KiCad library convention

Thanks for creating a pull request to contribute to the KiCad libraries! To speed up integration of your PR, please check the following items:

[+] Provide a URL to a datasheet for the symbol(s) you are contributing
[+] An example screenshot image is very helpful
[+] Ensure that the associated footprints match the official footprint library
- A new fitting footprint must be submitted if the library does not yet contain one.
If there are matching footprint PRs, provide link(s) as appropriate
Check the output of the automated check scripts - fix any errors as required
Give a reason behind any intentional library convention rule violation.

Add bd9g101g The BD9G101G is high voltage input 42V step-down switching regulator with integrated internal Power MOSFET.

Add bd9g101g