TPS65000: Junction Temperature Calculation

Ting Ye

Genius 11800 points

Part Number: TPS65000

Hello Team,

Could you help check if there is any error in below junction temperature calculation sheet for TPS65000?

TPS65000_Junction Temperature Calculation.xlsx

Thank you.

Regards,

Ting

over 6 years ago

0 Kevin LaRosa over 6 years ago

TI__Genius 17380 points

Hi Ting,

It looks like there is a typo that shows "TA" when it should say "TB", but I will confirm with the author on this one. Is that what you were referring to?

0 Richard Solarski over 6 years ago in reply to Kevin LaRosa

TI__Genius 10885 points

Kevin is correct, the input for TA should be the board temperature when using Psi_JB.

http://www.ti.com/lit/an/spra953c/spra953c.pdf

Best Regards,

Rick S.

0 Ting Ye over 6 years ago in reply to Richard Solarski

TI__Genius 11800 points

Hello Team,

Thank you for helping check it. I update TB in my calculation file.

TPS65000_Junction Temperature Calculation_V2.xlsx

Thank you.

Regards,

Ting

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TPS65000: Junction Temperature Calculation