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  • TPS54380: Using TPS54373 as a drop-in replacement to the TPS54380

    Part Number: TPS54380 Other Parts Discussed in Thread: TPS628513 , TPS54373 Hi Team, We are using TPS54380 Voltage regulator in our design to generate 1.8V from 3.3V. Switching frequency is set to 700kHz. Now the mentioned part is obsolete and hence we…

  • RE: TPS54373: Inrush Current and Sink Current at start up

    I will have to order an EVM to check.
    • Answered

  • RE: TPS54310: About the availability of Prebias

    Resolved
    Sakai-san, The TPS54373 is the version of TPS454310 that supports pre-bias. TPS54310 can operate in a pre-bias state, but it will discharge any pre-bias to ground during start up. If the pre-bias source is strong, extremely large sinking currents can…

  • [6454] Irregular Power Sequence Question

    Other Parts Discussed in Thread: TPS54373 When powering up a C6454 device, suppose the power sequencing looks like this: - 3.3V comes up first - 1.25V comes up next - 1.8V comes up last However, the 1.25V rail rises from 0 – 800mV in about 100us, drops…

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