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  • TL431LI: Is it aviliabile for placing a Diode between pin REF and cathode? Urgent!

    Resolved
    Part Number: TL431LI Other Parts Discussed in Thread: TL431 , Hi experts, As shown in the picture below, my customer wants to reliaze stable voltage through placing a diode between pin REF and pin cathode. On TL431's right is power input, certainly, there…
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    • Answered

  • TL431LI-Q1: Reliability test report of TL431LIBQDBZRQ1

    Resolved
    Part Number: TL431LI-Q1 Hello, Can I have qualification report of TL431LIBQDBZRQ1? It is not available for now from the link below: www.ti.com/.../home And I asked the report to TI CSC, however they gave me a qualification report of TL431LIB E DBZRQ1. …
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    • Answered

  • TL431LI: FTA

    Resolved
    Part Number: TL431LI Other Parts Discussed in Thread: TL431 Hi team, Do you have an FTA for TL431LIBQDBZR? If yes, could you share the document? Sincerely. Kengo.
    • Resolved
    • Answered

  • TL431LI: Deviation of the Vi(dev) and Ii(dev) over full temperature range

    Resolved
    Part Number: TL431LI Hi team, Could you give me comment on following customer questions? Q1. Where is the Vref at 25C in the Videv range? Videv = 11, 17, and 27mV are shown in the datasheet, and the customer understands it is the difference between maximum…
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    • Answered

  • TL431LI-Q1: Comparison table among TL431BQDBZRQ1 & TL431LIBEDBZRQ1 & TL431LIBDBZRQ1

    Resolved
    Part Number: TL431LI-Q1 Other Parts Discussed in Thread: TL431 , TL431LI Please help me to share the comparison table among TL431 B QDBZRQ1 & TL431 LIBE DBZRQ1 & TL431 LIB DBZRQ1. Thank you.
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    • Answered

  • TL431LI: Abnormal output voltage

    Resolved
    Part Number: TL431LI Dear team, At below schematic, The output voltage of TL431LI is about 4.5V. I expected output voltage is 2.495V. but I don't understand the result. Please review below schematic and let me know your opinion Thank you.
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    • Answered

  • TL431LI: Getting lower output voltage when replacing AZ431 with TL431LI in flyback

    Resolved
    Part Number: TL431LI Other Parts Discussed in Thread: TL431 , , TL432LI Hi team, I am supporting my customer to replace AZ431AN-ATRE1 with TL431LIAIDBZR. According to our knowledge this device should be drop in compatible, but after changing the device…
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    • Answered

  • TL431LI: TL431 Unexpected voltage thershold

    Resolved
    Part Number: TL431LI Other Parts Discussed in Thread: TL431 , TLV431 With the TL431 circuit below the TL431 diode stops conducting ~3.0V (voltage at J7), but it was expected to turn off at 2.5V + (Iref * R82) = 2.5V + (0.4uA * 1kohm) the voltage drop across…
    • Resolved

  • RE: TL431LI-Q1: Spice Simulation Model : Worst-Case + Propagation delay issue

    Hi Arnaud, I managed to squeeze some lab time in. I cant perform all the tests requested as I do not have that capability on my bench I took a subset of the tests focusing on some of the extremes and typical. I also removed tests that could damage the…

  • TL431LI: TL431LI vs TL431 improvments?

    TI Thinks Resolved
    Part Number: TL431LI Other Parts Discussed in Thread: TL431 Team, Could you please detail the improvements that have been made in the new TL431LI? The TI.COM table does show some TL431LI vs TL431 differences but there are no specific list of improvement…

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