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  • TPS23754-1: Regarding TPS23754-1(TPS23754PWPR-1) 802.3at POE issue

    TI Thinks Resolved
    Part Number: TPS23754-1 Other Parts Discussed in Thread: TPS23754 , PMP6812 , PMP22301 , TPS23754EVM-420 , PMP10288 , PMP9563 , TPS23754EVM-383 Tool/software: Hi Sir, We had designed a TPS23754-1 ( TPS23754PWPR-1) 802.3at POE WAPAX09 project before. The project…

  • TPS23754-1: Regarding TPS23754-1(TPS23754PWPR-1) 802.3at POE design question

    TI Thinks Resolved
    Part Number: TPS23754-1 Other Parts Discussed in Thread: PMP6812 , TPS23754 Tool/software: Hi Sir, According to previous TPS23754-1(TPS23754PWPR-1) WAPAX09 project POE issue we raised by another thread, we create this new thread to discuss more questions…
    • Answered

  • TPS23754-1: PoE+ Power Problem

    Resolved
    Part Number: TPS23754-1 Other Parts Discussed in Thread: TPS23754EVM-383 , TPS23754 Tool/software: I build this circuit to get PoE+ power. But I cannot get any voltage on the Vout line. I am using PLANET POE-165 poe injector and there is no data connection…
    • Resolved

  • TPS23754-1: The output waveform abnormal for TPS23754

    Part Number: TPS23754-1 Other Parts Discussed in Thread: TPS23754 Hi, We use the TPS23754 for the POE design, and the VCC to VSS is 51VDC, and the VSS to system GND is 16VDC, we set the load to 12V/2.1A; Now, we test the output voltage waveform, there…
    • Answered

  • TPS23754-1: can replace TPS23754-1 from TPS23756

    Resolved
    Part Number: TPS23754-1 Other Parts Discussed in Thread: TPS23756 , PMP11254 Hi Sir, we directly change TPS23754-1 from TPS23756, but found that +12v output has jitter problem. hope learn from you, what parts of the schematic need to be modified? as attached…
    • Resolved
    • Answered

  • TPS23754-1: Can the TPS23754-1 replace a TPS23754?

    Resolved
    Part Number: TPS23754-1 Other Parts Discussed in Thread: TPS23754 , Hi all. We are in the middle of building 200 boards using the TPS23754, and it appears the part (and the 23756) is going to be unavailable for some time. Our design has PPD tied to Vdd…
    • Resolved
    • Answered

  • TPS23754-1: Light Load Stability

    Resolved
    Part Number: TPS23754-1 I am having light load stability issues with the TPS23754PWP-1. The current waveforms look clean, but the output toggles at roughly 40Hz with loads <300mA. I believe that the part is going into DCM, and it is below the transition…
    • Resolved
    • Answered

  • TPS23754: We use TPS23754 ,but our system is not support 802.3at Type 1

    Resolved
    Part Number: TPS23754 Hi We use TPS23754 and output voltage is 15V in our PD product. I know T2P of TPS23754 can indicate 802.3at type 2 or non-802.3at type 2. Because power consumption of our product would exceed 15W, that is to say our PD only accept…
    • Resolved

  • TPS23754: Differences between TPS23756 and TPS23754

    TI Thinks Resolved
    Part Number: TPS23754 Other Parts Discussed in Thread: TPS23756 Tool/software: Hello TI: I am planning to use a PoE PD controller which needs to support up to class 4, and I am checking the differences between TPS23754 and TPS23756, in the datasheet…

  • TPS23754-1: sifos and load transient response

    TI Thinks Resolved
    Part Number: TPS23754-1 Hi, 1. I'm taking sifos test with PD input 37V and 57V. Would you please provide test instruction for me. 2. How the output transient of this part. Thanks, Leo

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