TPS23756: How I calculate Pd ?

Kiyong SON

Intellectual 545 points

Part Number: TPS23756

Dear TI-er.

I want calculated Ta using Pd.

Tj = Ta + (R theta ja * Pd)

How I calculate Pd for TPS23756 ?

My customer want real Ta by Pd.

Plz help me.

over 4 years ago

0 Michael Pahl over 4 years ago

TI__Mastermind 21320 points

Hello,

The power dissipation is, During normal operation, the power input (Vdd pin) + the supply for the gate drive (VC) + the power dissipated across the hotswap FET (Rdson).

For an example using one of our other parts, please see the following posts:

https://e2e.ti.com/support/power-management/f/196/t/722807

If this post answers your question, please indicate so by marking this thread as resolved. Thank you.

Regards,

Michael P.

Applications Engineer

Texas Instruments

Power management

Power management forum

TPS23756: How I calculate Pd ?