Kinetis K22F power

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Kinetis K22F power

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philrothblum
Contributor I

Can I use Vout33 (output of internal LDO) to actually power the device.

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Robin_Shen
NXP TechSupport
NXP TechSupport

Hi Phil,

You can use Vout33 (output of internal LDO) to power the device. Please refer the 'Figure 3-49. USB regulator bus supply' of K22P121M120SF7RM.

3.9.1.2.3 USB bus power supply.png

See also the '3.8.2 USB VREG electrical specifications' of K22P121M120SF7.

3.8.2 USB VREG electrical specifications.png

Best Regards,

Robin

 

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