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  • TL331: TL331

    TI Thinks Resolved
    Part Number: TL331 Other Parts Discussed in Thread: LM339 Tool/software: Hello, We need some support. We are having some trouble with a shutter flicker on the chips I recently ordered. Our R&D Team would like to use a specific chip which is really hard…

  • TL331: TL331 as square wave generator

    Part Number: TL331 Tool/software: Hello, we are dealing with an issue regarding TL331 used as a square wave generator using sinusoidal comparator input. Below it shown the circuit. As can be seen, the circuit has hysteresis (100K resistor) to avoid…
    • Answered

  • TL331: On Hysteresis Calculation

    Resolved
    Part Number: TL331 I am calculating the hysteresis by referring to the TL331 datasheet (filename: tl331lv.pdf) and considering a circuit like the one shown in Figure 7-3. I attempted to calculate the hysteresis by determining Va1 (falling edge) and Va2…
    • Resolved
    • Answered

  • TL331-Q1: Request for pin FMA & FMD Data – TL331-Q1

    Resolved
    Part Number: TL331-Q1 Dear TI Team, I would like to request the pin Failure mode analysis data(FMA) for the TL331-Q1 device for compliance and documentation purposes. Kindly share the latest available FMA & FMD data. Thank you for your support. …
    • Resolved

  • TL331: RMA-2026-12508 Repair /replacement and FA request

    Part Number: TL331 Date: 10.07.26 HelloREF Arrow RMA-2026-12508 Please see the attached supplier RMA request for REPAIR-REPLACEMENT / FAILURE ANALYSIS and reply to ximena.chavez@arrow.com for any further information, questions, or concerns. Kindly…

  • TL331-Q1: Exposed Cu or Ag

    TI Thinks Resolved
    Part Number: TL331-Q1 Hi Team, Our customer would like to confirm if the copper present in TL331QDBVRQ1 is exposed and if it is, he would like to know where it is exposed. I found an E2E post with the same SOT package showing the tip of the lead have…

  • TL331-Q1: TL331E-Q1 ambient operation temperature

    TI Thinks Resolved
    Part Number: TL331-Q1 Hi Expert Regarding the TL331E-Q1, its device temperature grade is 0, and it can operate at an ambient temperature of 150°C. However, the datasheet shows that its maximum junction temperature is also 150°C. What is the reason…
    • Answered

  • TL331: Comparator driving output low during power-up

    Resolved
    Part Number: TL331 Other Parts Discussed in Thread: TLC372 Hi, I have observed that some comparators drive their output low when Vcc rises past approximately 0.7 V during power-up, regardless of the voltage levels at the non-inverting and inverting inputs…
    • Resolved
    • Answered

  • TL331: TL331 Spice Model Accuracy in Spice for TI

    Resolved
    Part Number: TL331 Tool/software: Hi, I am currently using Spice for TI to simulate the TL331 component, but I have noticed discrepancies between the simulation results and the behavior of the actual hardware. To ensure I use the tool correctly in the…
    • Resolved
    • Answered

  • TL331: Using TL331IDBVR over +85°C ambient temperature

    Resolved
    Part Number: TL331 Other Parts Discussed in Thread: , LM339 , LM393 Hello Team TI, i just want to know if TL331IDBVR is getting destroyed when we operate the part over +85°C ambient temperature. We have for example +95°C for 10 minutes. Does the part…
    • Resolved

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