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  • TPS61088EVM-677: Low Efficiency from 3.3 to 12V at 8W Load

    Part Number: TPS61088EVM-677 Tool/software: We conducted the EVM test for 3.3V to 12V output at 8W load and noticed that the efficiency is not within the desired range, at only 72% when the same inductor (1.2uH) used in the EVM board. We tried replacing…

  • TPS61088EVM-677: Output Voltage decreases when the load more than 11 Watt

    Part Number: TPS61088EVM-677 Tool/software: TPS61088EVM-677 evaluation board - Test Results .xlsx The EVM board was tested initially for a 9V output without any modifications. The test result is attached. If the load increases the output voltage slightly decreases…
    • Answered

  • TPS61088EVM-677: Loop analysis for TPS61088EVM-677

    Resolved
    Part Number: TPS61088EVM-677 When I test the feedback loop of the circuit. I found the waveform had a significant jump after 10KHz both in Magnitude and phase. Do you have any comments on this or how can I get a better result for the bode plot?
    • Resolved
    • Answered

  • TPS61088EVM-677: Design Files

    Resolved
    Part Number: TPS61088EVM-677 Hi, Good day. I hope you are well. Our customer is using the TPS61088EVM-677 and they also want to have the design files for it. They prefer the Altium files. We would appreciate if you could help us provide these files. …
    • Resolved
    • Answered

  • TPS61088: Differences compared to TPS61088-Q1 and Using the TPS61088 EVM

    Resolved
    Part Number: TPS61088 Other Parts Discussed in Thread: , , TPS61288 , Tool/software: Hi TI, I am looking for a power supply that can output about 4.5A at 9V with an input voltage range of 5V to 8.4V. I plugged these numbers into WEBENCH and the top suggested…
    • Resolved
    • Answered

  • TPS61088EVM-677: the board can't output more than 2A current

    Resolved
    Part Number: TPS61088EVM-677 Other Parts Discussed in Thread: TPS61088 the tps61088 evm board can't output more than 2A current, I just changed the feedback resistor to achieve 5V boot to 11V, when load is heavy, output voltage is not correct, and also…
    • Resolved
    • Answered

  • TPS61088EVM-677: Load Test problem

    Resolved
    Part Number: TPS61088EVM-677 We are using TPS61088RHLR evaluation board. This board should provide 9V, 3A output for a input voltage of 3.3V. But we are observing that, If the load current is increased beyond 1.2Amps , The output collapses to 5V with…
    • Resolved

  • TPS61088EVM-677: When the output load of TPS61088 exceeds 5W, the switching frequency fluctuates between 580 and 400K,

    TI Thinks Resolved
    Part Number: TPS61088EVM-677 Other Parts Discussed in Thread: TPS61088 When the output load of TPS61088 exceeds 5W, the switching frequency fluctuates between 580 and 400K, which is unstable. The parameters are as follows: Input: 3-4.2V Output: 6.1v 1…

  • TPS61088EVM-677: EVM Board Size

    Part Number: TPS61088EVM-677 Hi Sir/Madam, Is it possible to advise the board size of TOS61088EVM-677? Is it possible to share the gerber file for the EVM? Thanks.
    • Answered

  • TPS61088EVM-677: 3.2V input, 6.5V output, power DC motor and Servo Motor. Stall current increase significantly.

    Resolved
    Part Number: TPS61088EVM-677 Other Parts Discussed in Thread: TPS61088 I tested to drive a servo motor and test stall current yesterday: with and without TPS61088 DC/DC boost. The test with DC/DC boost from 3.2v(lab power supply output) to 6.5v(modify…
    • Resolved

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