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  • TPS7A80: TPS7A8001 application question about capacitor

    TI Thinks Resolved
    Part Number: TPS7A80 Hi team, The datasheet of TPS7A8001 states that no feedforward capacitor should be added, but we have added a 1nF capacitor (1005 package) in the schematic diagram. Please help to confirm whether there is a problem with adding this…
    • Answered

  • TPS7A80: NR pin floating

    Resolved
    Part Number: TPS7A80 Dear team, Could we leave NR pin floating without any capacitor? The application is 5Vin to 3.8Vout, and 10uF ceramic cap at each input and output side. Did you have test result show the different with and with-out NR cap? If you…
    • Resolved

  • TPS7A80: Start-up time with 1nF of C_NR

    TI Thinks Resolved
    Part Number: TPS7A80 Hi team, Could you help me to clarify the start-up time with CNR at 10nF? I understand the operation with quick-start switch, With CNR at 10nF the datasheet shows a typical of 1.6ms, but it doesn't match with the equation (1), 76…
    • Answered

  • TPS7A80: Confusion on start-up time

    Resolved
    Part Number: TPS7A80 Hi team, I'm confusing startup time in TPS7A80 device. From the description and internal block diagram below, t_STR would be 760us with 1 nF of C_NR (t_STR = 76,000*1n), which has no issue because the quick-start switch…
    • Resolved

  • TPS7A80

    TPS7A80 Common Mode Range Issue Explained.pdf
    • Answered

  • TPS7A80: TPS7A8033DRBT SNS pin is internally shorted (~0.4 Ohms) to GND pin

    Resolved
    Part Number: TPS7A80 Hi, We've looked at two TPS7A8033DRBT parts, one of them having been never used before, and have measured the SNS pin internally shorted (~0.4 Ohms) to the GND pin. With the used part on our board that has SNS connected to OUT…
    • Resolved
    • Answered

  • TPS7A80: long soft start implementation

    Resolved
    Part Number: TPS7A80 Other Parts Discussed in Thread: TPS7A90 hi, we need to set an extremely large SS time w/ TPS7A80. we estimated something like 3.3 / 4.7uF as CNR. do you see any drawback in terms of stability? thansk a lot in advance KR Vincenzo …
    • Resolved

  • TPS7A80: TPS7A8001 Enable function question

    Part Number: TPS7A80 Hi Team, My customer is using our TPS7A8001 in their new project. As it's urgent to go to MP stage, need your help on this case: What they want to realize is they use resistor divide to realize when VIN<about 4V, TPS7A8001 was…
    • Answered

  • TINA/Spice/TPS7A80: Invalid device: $CDNENCSTART when importing .lib into Tina-TI

    Resolved
    Part Number: TPS7A80 Other Parts Discussed in Thread: TINA-TI , Tool/software: TINA-TI or Spice Models Hello, When trying to import and compile the .lib from the spice model files for the TPS7A80, I get the following error: I have also tried bringing…
    • Resolved
    • Answered

  • Please introduce LDO.

    Resolved
    Other Parts Discussed in Thread: LM7800 , LM1084 , LM1085 , LM1086 , TPS7A80 , TPS7A92 , TPS7A52 Please introduce an LDO with input voltage of 5.5V, output voltage of 5V, output current of about 1.5A to 2A, low noise and fast transient response.
    • Resolved

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