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Power Management ICs Forum Discussions

stevenw
Level 1
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5 sign-ins First reply posted First question asked

I have a design, I need to choose pmics and OptiMOS for 0.4V 115A, 0.8V 43A, 0.9V 8.5A. which one is best to fit for these requirement?

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GA
Moderator
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25 solutions authored 100 sign-ins 50 replies posted

Hello @stevenw ,
Thank you for your reply.

You can utilize a combination of Digital multiphase controller
and Integrated Power stages (Refer the attachment), for your output specifications.

For information on Integrated Power Stages, refer link,

https://www.infineon.com/cms/en/product/power/dc-dc-converters/integrated-power-stages/

For information on the digital multiphase controller, refer link,

https://www.infineon.com/cms/en/product/power/dc-dc-converters/digital-multiphase-controllers/

Regards,

Guruprasad A

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GA
Moderator
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25 solutions authored 100 sign-ins 50 replies posted

Hello @stevenw ,
Thank you for posting in the Infineon community.
Could you please tell us more about your requirements,
1.Input voltage range
2.The current ratings are either peak or average?

Regards,
Guruprasad Angadi

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stevenw
Level 1
Level 1
5 sign-ins First reply posted First question asked

Hi Guruprasad,

The input is 12V, the max current: output VDDP: 0.4V-0.5V 150A, VDDM:0.5V -0.6V 50A, VDDC: 0.675V-0.825V 15A.

Thanks,

Steven

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GA
Moderator
Moderator
Moderator
25 solutions authored 100 sign-ins 50 replies posted

Hello @stevenw ,
Thank you for your reply.

You can utilize a combination of Digital multiphase controller
and Integrated Power stages (Refer the attachment), for your output specifications.

For information on Integrated Power Stages, refer link,

https://www.infineon.com/cms/en/product/power/dc-dc-converters/integrated-power-stages/

For information on the digital multiphase controller, refer link,

https://www.infineon.com/cms/en/product/power/dc-dc-converters/digital-multiphase-controllers/

Regards,

Guruprasad A

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stevenw
Level 1
Level 1
5 sign-ins First reply posted First question asked

Hi Guruprasad,

It seems that  XDPE12254C-0000+TDA21490 can be used for VDDP: 0.4V-0.5V 150A and  VDDM:0.5V -0.6V 50A,   what about VDDC: 0.675V-0.825V 15A. Which one should I pick? BTW, is there application note and layout guideline?

Thanks,

Steven

Thanks,

Steven

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GA
Moderator
Moderator
Moderator
25 solutions authored 100 sign-ins 50 replies posted

Hello @stevenw ,

Thanks for reply.

Please find the integrated power stages list with current ratings in the attachment.

Regards,

Guruprasad A

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