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TPS549A20: Power device selection for 10AX066xx

Poh Kok Keng
Genius 5302 points
Part Number: TPS549A20
Other Parts Discussed in Thread: TPSM846C24, TPS544C25, , TPS82150, TPSM82903, TPS544C26

Dear Support,

I am using two Intel Arria 10 GX devices in 10AX066xx and need advice on the power tree. Below is my spec and my selection: 

Manufacturers Part no.

Signal names

Vin

Vout

Iout

Max. Iout for IC's

Group

Type

TPSM846C24 (or) TPS544C25

TPSM846C24_VCCRT (or) TPS544C25_VCCRT

4.5V - 15V

1.03V

16.27A

35A (C24) , 30A (C25)

G2

Module or Converter

TPS549A20

TPS549A20(Converter)_VCCPT

4.5V - 20V

1.8V

10.23A

15A

G3

Converter

TPS82150

TPS82150_VCCIO_1.2V

4.5V - 16V

1.2V

1A

1A

 

Module

 

TPS82150_VCCIO_1.8V

 

1.8V

 

 

 

Module

Do you have any advice if i have selected the best devices and any suggestion will be appreciated. thx

Best regards,

Felix

  • 0
    TI__Mastermind 30520 points

    Hello Felix, 

    Based on VIN VOUT requirement you provided, these should meet your requirement. 

    There is TPSM82903/2/1 that we are about to RTM is the next gen from the TPS821x0 family, also we just to relelased the TPS544C26 that cover for upto 35A with 4 to 16VIN and can do 1.0V with PMBUS capability. there is analog version that should release late this year as well. 

    Thanks!

    Tahar