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  • TPS65261-1: Circuit design issues based on the TPS65261

    Resolved
    Part Number: TPS65261-1 Other Parts Discussed in Thread: TPS65261 Dear Technical Support Team We are currently using the TPS65261_1RHBR in our project to generate 1.1V, 1.5V, and 2.5V. When measuring the power‑up time of the 2.5V and 1.5V rails, we…
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  • TPS65261: TPS65261 - BST connection

    Resolved
    Part Number: TPS65261 Hello, have a question to the datasheet of the TPS65261. Based on Table 5-1 the BST pins needs to be connect to an 47nF capacitor: Based on Functional Block diagram the BST pins needs to be connect to an capacitor: Based…
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  • TPS65261-1: Sequence when UVLO

    Resolved
    Part Number: TPS65261-1 Other Parts Discussed in Thread: TPS65261 Hi experts, Could you tell me how TPS65261 power up/down sequence works when UVLO occur? Will the three bucks turn off one by one? Or is it turned off at the same time? How does the sequence…
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  • TPS65261-1: Technical Inquiry Regarding PGOOD Function Implementation in TPS65261-1

    Resolved
    Part Number: TPS65261-1 Tool/software: Hi team, We are currently planning to use two TPS65261-1 devices to build a power supply system for motherboard power delivery, and have technical questions regarding the implementation of the PGOOD function…
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  • TPS65261-1: TPS65261-1RHBR: Is it acceptable to route SS capacitor via a through-hole to the opposite PCB layer?

    TI Thinks Resolved
    Part Number: TPS65261-1 I'm using the TPS65261-1RHBR in my design and would like to ask about the layout of the soft-start (SS) capacitor. Due to component placement constraints, I’m considering routing the SS pin to a soft-start capacitor located on…
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  • TPS65261: Set enable pins for power sequence TPS65261

    Resolved
    Part Number: TPS65261 Tool/software: hello. I will get 1v, 1.8v and 3.3v outputs using tps65261 and I want to do a power sequence. That is, I want first 1v, then 1.8v and finally 3.3v line to wake up. So I will connect vin to enable1, 1V to enable2…
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  • TPS65261: Does TPS65261 support discharging function?

    Resolved
    Part Number: TPS65261 Tool/software: Hi there, My customer from InfyPower considers using TPS65261 in their products. He wants to know if this device can support discharging after power supply shutdown. Could you please help with it? Thanks, Racheal…
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  • TPS65261: Operation of TPS55261 PMIC with 5V input

    TI Thinks Resolved
    Part Number: TPS65261 Hi team, we are planning to use TPS65261 for FPGA power supplies. one small query. can this IC operates with Vin of 5V? found in datasheet that V7V pin output voltage is min 6V. Need to configure EN1 and EN2 pins for sequence programming…

  • TPS65261: Regarding the Calculation of Output Capacitance for TPS65261_1

    TI Thinks Resolved
    Part Number: TPS65261 Tool/software: HI Engineer ①Calculating the output capacitance according to the formula provided in the TI datasheet, if the input voltage is 12V, the output voltage is 1.1V, the output current is 2.74A, and the switching frequency…
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  • TPS65261: About the power consumption calculation of TPS65261

    Resolved
    Part Number: TPS65261 Hello TI engineers. I would like to know how to calculate the power consumption of TPS65261, for example, input 5V output 1.1V/1A, 1.5V/0.7A, 3.3V/0.8A. How to calculate the power consumption of multiple outputs? How to calculate…
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