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  • TPS7A49: The TPS7A4901 IC is getting damaged constantly on power up or power off

    Part Number: TPS7A49 Hi, We are using a TPS7A4901 IC (DRB package) to generate a 30V regulated output from a 32V supply. The circuit is provided as given below The 32V power supply is provided by a DC source with current limit set to 100mA. We are facing…
    • Answered

  • TPS7A49: VOUT less than 1V of Vin

    Resolved
    Part Number: TPS7A49 Hello, The datasheet recommends that VIN ≥ VOUT(nom) + 1 V. However, under normal operation in section 8.4.1 it lists one of the modes as: The input voltage is greater than the nominal output voltage added to the dropout voltage…
    • Resolved

  • TPS7A49: Input voltage absolute maximum

    Part Number: TPS7A49 Hello, Post I supply the TPS7A49 device with an unregulated iso-converter. The device, when unloaded, will drift up significantly from the 16.5V nominal and almost hit 40V. This exceeds the maximum datasheet Vin to GND but only…
    • Answered

  • TPS7A49: When the TPS7A49 EVM NR/NSS is grounded, the output voltage is 0

    Resolved
    Part Number: TPS7A49 When the TPS7A49 EVM NR/NSS is grounded, the output voltage is 0. The chip manual explains the Colum to soft-start, so why is it not possible to start if it is grounded？ What's more, when i changed the input vlotage from 7V to 10V…
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    • Answered

  • TPS7A49: Power supply for handheld luminometer

    Resolved
    Part Number: TPS7A49 Other Parts Discussed in Thread: IVC102 , LM27762 , , TPS7A30 , TPS7A94 Hi Team, This inquiry is related to the other thread below. Our customer is looking for a low noise power supply for IVC102 precision transimpedance amplifier for a…
    • Resolved

  • TPS7A49: TPS7A4901 Input & Output voltage hump

    Part Number: TPS7A49 Hello, I have a challenge about the phenomenon that occurred during experiment.(Vin = 5.5V , Vout= 5V) I tried to find the difference when i change soft start capacitor. And the experiment was successful. However there were some happening…
    • Answered

  • TPS7A49: TPS7A4901DRBR DRB package information

    Resolved
    Part Number: TPS7A49 Hi Team, May I know TPS7A4901DRBR package information? datasheet only show DGN information but no DRB. and package information link only show one page with package picture. https://www.ti.com/lit/ml/mpds118k/mpds118k.pdf Please help…
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    • Answered

  • TPS7A49: Float NR/SS pin

    Resolved
    Part Number: TPS7A49 team, is it ok to float NR/SS pin if not needed? Thanks!
    • Resolved
    • Answered

  • TPS7A49: VSON footprint

    Resolved
    Part Number: TPS7A49 We want to confirm that the VSON exposed pad land pattern should be as shown on page 30 of the datasheet. There are conflicting pictures of the bottom of the IC on pages 28 and 29. Additionally, when we use the link for the SON …
    • Resolved

  • RE: TPS7A49: voltage have fluctuation signal

    Hi Yu, It looks like TPS7A47 is the only option, assuming that you still want the soft-start feature. Regards, Nick

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