Erased question

[danielflor]

This question was wrong. How I can't erase it, I just wrote another thing. Please, sorry and do not consider this post.

[nxf45548 · Accepted solution]

Thank you for contacting NXP Technical support. 
To provide you better support, can you please confirm the part number.

L9637 is not listed in our product portfolio. 

[danielflor]

You right, this IC is not your product. Sorry.