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  • TPS65400: output rising time

    TI Thinks Resolved
    Part Number: TPS65400 Hi Sir, can TPS65400 to control the output power rising time(10%~90%)?

  • TPS65400: Current Sharing confirmation

    TI Thinks Resolved
    Part Number: TPS65400 Hi, I'm currently using the TPS65400 for the power supply in my projects. I want to use the same part for one of my upcoming projects which requires an output Voltage of 0.75 V and a capability to deliver 8Amps. Can i proceed…
    • Answered

  • TPS65400: Can the four output voltages be programmed through I2C separately?

    Resolved
    Part Number: TPS65400 Hi Experts, The datasheet says, the four buck output voltage can be set through feedback resistors, and the reference voltage can be adjusted through I2C. My question is does the reference voltage of 4 bucks can be programmed through…
    • Resolved

  • TPS65400: SW2 Output voltage drop

    Part Number: TPS65400 Hello, My customer has an output voltage drop issue on the SW2 of the TPS65400. They desingned the TPS65400 with reference to TI WEBENCH below. WBDesign430.pdf Here is the customer's schematic: 7418.POWER.pdf 1. Please…
    • Answered

  • TPS65400: Switching waveform at start-up

    Resolved
    Part Number: TPS65400 Hi support team, The switching waveform becomes discontinuous at start-up. Ch1: SW CH2: 1.35V output Ch1: SW CH2: 1V output Since it is the default setting, it is fixed to CCM. Is it correct behavior at startup? Dice…
    • Resolved
    • Answered

  • TPS65400: I2C Output Voltage Control

    Resolved
    Part Number: TPS65400 I have an opportunity where my customer could use this part and needs to have two adjustable outputs. The outputs are: Vcc: 1.9V to 4V, 2A Vccq: .8V to 2V, 3A I just want to confirm that this part's I2C functionality is capable…
    • Resolved

  • TPS65400-Q1: obtaining loop parameters

    TI Thinks Resolved
    Part Number: TPS65400-Q1 Other Parts Discussed in Thread: TPS65400 I'm trying to use the TI loop calculator for my designs with the TPS65400. i'm using a type II comp network, but i'm not sure what gain parameters to enter for this part. Rs, As, Aol,…

  • TPS65400: External supply on chip enable issues

    Part Number: TPS65400 Hi, I'm using a external supply to activate the TPS65400 of my customer. The circuit is like that : At first Q2 short-circuit the pin CHIP_ENABLE and when the threshold is reached Q1 short-circuit Q2 and the voltage around…
    • Answered

  • TPS65400: Default sequence

    Resolved
    Part Number: TPS65400 Hi support team, I have a question about the default sequence. By default, do all VOUT1~4 start at the same time and stop at the same time? Regards, Dice-K
    • Resolved
    • Answered

  • TPS65400: Output 3 still giving out of ~1.8V when disabled ( ENSW3 pulled low)

    Resolved
    Part Number: TPS65400 We use the TPS65400 in one of our designs with all 4 outputs used. P1: 5V /4A P2: 5v / 4A P3: 3V3 / 2A P4: 4V1/2A Vsys 12V Initially P1,P2,P3 are disabled by pulling ENSW1,2,3 low. P4 is enabled by leaving ENSW4 and…
    • Resolved

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