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  • TPS549B22: FIT value

    Resolved
    Part Number: TPS549B22 Hello, looked for FIT value and found it in MTBF/FIT estimator. But if I try to reproduce the result (4.7 FIT @ 55°C) I get the value 2.3 FIT (see screenshot of EXCEL-calculation; I must calculate the FIT value for other temperatures…
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    • Answered

  • TPS549B22: TPS549B22

    Resolved
    Part Number: TPS549B22 Other Parts Discussed in Thread: TPS548B22 Hi, can I use the voltage from the BP pin (5V) to power an external circuit with a maximum current requirement 60mA? Regards, Grzegorz
    • Resolved

  • TPS549B22: Bode plot analysis

    TI Thinks Resolved
    Part Number: TPS549B22 Hello Team, My customer request bode plot analysis of TPS549B22 with 13Vin and 0.8Vout. 1. Could I get bode plot result (GM, PM, Cross over frequency) of TPS549B22? 2. Is there any way to get Bode plot analysis by myself? I have…
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  • TPS549B22: can I directly replace the TPS548B22 as a 2nd source

    Resolved
    Part Number: TPS549B22 Other Parts Discussed in Thread: TPS548B22 Hi Expert, I use the TPS548B22 and we face a shortage of that part, Can i directly use the TPS549b22 as a 2nd source? Thanks. I check the datasheet, i found 2 difference. 1. pin1,2,3 will…
    • Resolved

  • TPS549B22: pmbus function of TPS549B22

    Part Number: TPS549B22 Hi team, My customer is evaluating our TPS549B22. They can not detect TPS549B22 on the I2C bus. The measurement waveform is shown below. The address is 0x10. (1.78k pull down) And it can operate in standard mode. Could you help…

  • TPS549B22: TPS549B22 ripple difference.

    TI Thinks Resolved
    Part Number: TPS549B22 Hi Team, My customer is having query on TPS549B22 simulation. Attached the Simulation report for your reference. Waveform shows ~17.5mVpp but report shows 3.973mV. Can you please clarify. TPS549B22_0.8V@16.5A.pdf Regards, Shinu…

  • [FAQ] TPS549D22: Can the PMBus circuits in the TPS549B22 / TPS549D22 support 1.8V pull-up termination voltage?

    TI Thinks Resolved
    Part Number: TPS549D22 Other Parts Discussed in Thread: TPS549B22 , Question: Can the PMBus pins on the TPS549B22 and TPS549D22 support a 1.8V I/O termination voltage for the pull-up resistors? Answer: The TPS549B22 and TPS549D22's PMBus pins are designed…

  • TPS549B22: Is there any checksum register of the part

    TI Thinks Resolved
    Part Number: TPS549B22 Hi, My customer would like to check is there any CHECKSUM register of the part? They will need program config and need to check CHECKSUM for double checking if the programming is success. I can't find CHECKSUM related register in…

  • TPS549B22: Schematic review

    TI Thinks Resolved
    Part Number: TPS549B22 HI TI Expert, Can you please help to review the schematic of TPS549B22? Thanks TPS549B22_SCH.pdf
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  • WEBENCH® Tools/TPS549B22: TPS549B22

    Resolved
    Part Number: TPS549B22 Tool/software: WEBENCH® Design Tools Hi. In my device, I have a problem with an output voltage of more than 3.3 V. for еxample, 5 volts. And in program Webench, too, it does not give 5 volts at the output, but only 3.5 V . Resi…
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