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  • TPS53631: TPS53631 + CSD95372A, there is no output.

    Resolved
    Part Number: TPS53631 Dear TI team: My circuit desbign is TPS53631 + CSD95372B(2x), as lack of CSD95372B, the actual board used CSD95372A finally; these two power stages have some difference, IOUT/REFin/PGND become NC on CSD95372A. My circuit is that…
    • Resolved

  • TPS53631: How to set the output voltage via smbus

    Part Number: TPS53631 I set DC2DC register address 0x21 value from 0x97 to 0x91 (VR12.0 mode),but the output voltage don't change from 1V to 0.97V? please provide the set sequece to change output voltage via smbus, and need to save the set value to…

  • TPS53631: Looking for a 0.75V Vboot device

    TI Thinks Resolved
    Part Number: TPS53631 Other Parts Discussed in Thread: TPS53647 Hi Expert My customer is looking for a 0.75V / 80A multiphase solution with boot voltage set at 0.75V. Could you please help give a recommendation? Thanks! -Rocky

  • TPS53631: How to deal with un-used pins

    TI Thinks Resolved
    Part Number: TPS53631 Hello, If pins of VRHOT, VRRDY, VRFAULT do not be used, how to deal with them? Can they be floated? If these pins do not be used, can user get similar information or indication via I2C? And then take relative actions via I2C…

  • TPS53631: Start-up fails at lower temp

    TI Thinks Resolved
    Part Number: TPS53631 Hello, TPS53631 PWM stops at start up in lower temp test. The below is the waveform when issue happens. Before stops, Switching frequency seems to become faster and CSP voltage increase. This power supply is for DDR memory…
    • Answered

  • TPS53631: Strange voltage steps at power up

    Resolved
    Part Number: TPS53631 Hello Ti Support I did a design with 3 TPS53631RSB switching regulators and CSD95472 smart power stages. The output voltages (1.2V, 1.05V and 1.8V) are correct so far. But at the power up of all three voltages there are no smooth…
    • Resolved

  • TPS6521815: Intelli-PhaseTM Solution Replacement

    Part Number: TPS6521815 Other Parts Discussed in Thread: TPS53631 Tool/software: Dear Team, Do you have Intelli-PhaseTM Solution parts that can replace MP87440 and MP87420? A cross-reference search couldn't yield any part numbers. BR,

  • RE: PMIC for Intel CPU

    Hi Takahiro, For the Intel Xeon Platform using the 12.5 specs we recommend using the TPS53622 or TPS53659 depending on the processor SKU and TDP. Older parts such as the TPS53631 or TPS53641 will work too but generally, the newer parts are recommended…

  • RE: TPS59641: TPS59641 for VR12

    Hello Kai, Looking at the product pages for both parts I'm only seeing IMVP7 compliance for both. Neither one states that it can support VR12 applications. You would have to look at the Intel specification documents to see if the devices would be compatible…
    • Answered

  • RE: [SND9039]: need the ref design of SND9039 for Baytrail-I E3800 platform

    Resolved
    Hi Yue, Apologies, I got confused with these documents. The one you asked for is a TI presentation, attached here. ~Leonard Intel Baytrail_I Atom E38xx power solutions_May 2016.pdf

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