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  • TPS5401: TPS5401: Loop Reponse not matching WEBENCH (continued)

    TI Thinks Resolved
    Part Number: TPS5401 Other Parts Discussed in Thread: TPS54040 Can someone please advise as to why my small signal model frequency response for a TPS5401 does not match the WEbench loop response -- especially the phase plot. Design param: Vout = 15V with…
    • Answered

  • TPS5401: About sleep mode.

    Resolved
    Part Number: TPS5401 Tool/software: Hi team, Could you tell me the conditions for entering sleep mode? According to the datasheet, it only states that it enters eco mode at 20mA. BR, Kengo.
    • Resolved

  • TPS5401: Foreced PWM mode.

    TI Thinks Resolved
    Part Number: TPS5401 Tool/software: Hi team, I'd like to use only PWM mode. If it can, how to set it? BR, Kengo.

  • TPS5401: Loop Reponse not matching WEBENCH

    Part Number: TPS5401 Other Parts Discussed in Thread: TPS54040 Tool/software: Can someone please advise as to why my small signal model frequency response for a TPS5401 does not match the WEbench loop response -- especially the phase plot. Design param…

  • TPS5401: Implementing Cap-Drop

    TI Thinks Resolved
    Part Number: TPS5401 Tool/software: Hello everyone, I have a question regarding a variable in the SLVA491 < https://www.ti.com/lit/pdf/slva491 > application report. In the part described as input voltage, the variable “D” is shown as 0.5. The variable…

  • TPS5401: Need pin for pin alternative for TPS5401

    Part Number: TPS5401 Other Parts Discussed in Thread: TPS54040 , TPS57040-Q1 Hi, We have layed a board out for TPS5401. Now its not in stock anywhere. Do you have an equivalent?
    • Answered

  • TPS5401: mp2459

    Resolved
    Part Number: TPS5401 Hi, As per the application note SLVA491 of TI, I could not find the source of D=0.5 Please help me understand the equation (3) https://www.ti.com/lit/an/slva491/slva491.pdf?ts=1675851567516&ref_url=https%253A%252F%252Fwww…
    • Resolved
    • Answered

  • TPS5401: Type 2A frequency compensation circuit

    Resolved
    Part Number: TPS5401 Other Parts Discussed in Thread: TPS54040 I am trying to configure a type 2A compensation network for the TPS5401 buck regulator, using a ceramic output capacitor. The section on the compensation network, beginning on page 31 of the…
    • Resolved
    • Answered

  • RE: WEBENCH® Tools/TPS5401: TPS5401

    Resolved
    Hi Paolo, I believe WEBENCH suggest that EN divider based on your VIN-min requirement, looks like the EN threshold is around 4.1V with some hysteresis. The input voltage UVLO is 2.5V for this part, meaning it will try to turn on at input voltages…
    • Answered

  • TPS54201: Driving a Peltier Element (TEC) with the TPS5401

    Resolved
    Part Number: TPS54201 Hi, Application Report SLUA979A describes a circuit using the TPS54201 to drive a Peltier Module (TEC) in constant current mode as opposed to PWM mode. However, the circuit using the TPS54201 is unidirectional and can therefore…
    • Resolved

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