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Showing 15 results View by: Thread Post Sort by
  • TPS7A74: TPS7A74

    syed S
    syed S
    TI Thinks Resolved
    Part Number: TPS7A74 Tool/software: Hi Team, I am using the TPS7A7401DSDR part for Vin=1.8V & Vout=1V with Bias Voltage of 3.3V, Iload=1A While checking for the drop out voltage, the condition fails for my case. so what would be the required drop…
    • 11 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: BIAS voltage

    Dice-K
    Dice-K
    Resolved
    Part Number: TPS7A74 Tool/software: Hi support team, I am considering using it with the following specifications: VIN = BIAS = 3.3V VOUT = 1.8V IOUT= 0.5A Based on the specifications below, will a BIAS voltage of VOUT+1.5V be sufficient? From…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS7A74: How to calculate junction temperature

    Hailiang Zhang
    Hailiang Zhang
    TI Thinks Resolved
    Part Number: TPS7A74 Tool/software: Hi Team, The customer reported that the measured case temperature of TPS7A74 is 90℃. If RθJC(top)=55.3℃/W is used, the junction temperature is about 124℃. Is this expected? In addition, can you share a guide, including…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: Tj calculator

    Hailiang Zhang
    Hailiang Zhang
    Resolved
    Part Number: TPS7A74 Hi Team, It is known that the case temperature (Top) of TPS7A7401 is 117°C. Should ΨJT or RθJC(top) be used to calculate junction temperature? From the datasheet, I see that ΨJT is smaller than ΨJB, which is different from RθJC…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS7A74: TPS7A7401 OCP hiccup and inrush current issue

    Hailiang Zhang
    Hailiang Zhang
    Part Number: TPS7A74 Other Parts Discussed in Thread: TPS74901 Hi Team, Customer report that when the load (electronic load) is set to CC mode 2.7A, the device restarts repeatedly and the peak output current is as high as about 8A. This appears to be…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: Low VIN VOUT without VBIAS

    patrick nefos
    patrick nefos
    Resolved
    Part Number: TPS7A74 Other Parts Discussed in Thread: TPS7A57 , TPS61299 , TPS7A57EVM-056 , TPSM82903EVM , TPS62122 , TPS62120 Is there a part like TPS7A74 but without VBIAS requirement that can do VIN 1V1, VOUT 0V9 and current 1A or more? So far I…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: bias voltage

    Fred Cheng
    Fred Cheng
    Resolved
    Part Number: TPS7A74 Hi team, 1. does lower bias voltage leads to lower power consumption ? 2. my customer Vin is 1.8V, if we connect Vin pin to bias pin which minimum is 1.7V, is there a risk? what would happen if it somehow drop to 1.7V …
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: Schematic review and question on Css

    Hailiang Zhang
    Hailiang Zhang
    Resolved
    Part Number: TPS7A74 Hi Team, Could you pls help review the schematic, and I have 2 questions here: 1, What's the risk of having a capacitance greater than 15nF on the SS pin? Could you please clarify. 2,I think a capacitor to ground helps reduce…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A74: Regarding to the Output Accuracy

    Masakazu Adachi
    Masakazu Adachi
    Resolved
    Part Number: TPS7A74 Hello team, I received a question from the customer. Does Output Accuracy have the following? -Error in Internal reference (0.641~0.659) Error in Load regulation (0.33) The internal reference is listed as 0.641 - 0.65…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • TPS7A74: Power supply for BIAS pin

    Masakazu Adachi
    Masakazu Adachi
    TI Thinks Resolved
    Part Number: TPS7A74 Hello team, I received a question from the customer. When Iout=1.5A, how much current should supply to the bias pin? In the datasheet, there is a description for the value of Iout=10mA, is it the same? Regards, Masa
    • over 2 years ago
    • Power management
    • Power management forum
>

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