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  • LM393: Non zero output from LM393 even though input is zero

    TI Thinks Resolved
    Part Number: LM393 Hi I was using LM393 as voltage comparator in non inverting configuration I gave 5V to vcc and 2.5V to inverting pin through a potentiometer The issue is I am getting a output voltage of approx 3.8V even when the supply to the non inverting…
    • Answered

  • LM393: alternative device

    Resolved
    Part Number: LM393 Hi team, My customer is facing shortage of LM393PWR. We are wondering if there’s any potential alternative source for R&D evaluation for temporarily use. Would you please kindly check and advise? Thanks in advance! Thanks &…
    • Resolved

  • LM393: comparator + RC delay circuit

    TI Thinks Resolved
    Part Number: LM393 Dear Expert, Good day! Our customer designed a comparator + RC delay circuit as shown in attachment: (I have eliminated few details for clarity) Basically the cap charges during one of the MUX selection and discharges during the other…
    • Answered

  • LM393: LEADFRAME

    Resolved
    Part Number: LM393 Hello, I have parts from both the Aguascalientes and Malaysia assembly site and each part has a different lead-frame design. Will this affect the parts functionally?
    • Resolved
    • Answered

  • LM393: Regarding Device Aging and Performance...

    Resolved
    Part Number: LM393 Other Parts Discussed in Thread: TLV431 Research group I'm working with is interested in looking into the aging effect on devices like LM393 and TLV431BCD. Do we have any material (particularly graphs) showing the affect on aging…
    • Resolved

  • LM393: LM393 hysteresis circuit questions

    TI Thinks Resolved
    Part Number: LM393 Other Parts Discussed in Thread: LM2903 Hi Support team my customer adopted LM393 in hysteresis circuity for power up control as following they suffered hysteresis circuity invalidation with unknow reason, but after change the source…
    • Answered

  • LM393: Request to share material content reports of the 5 products with PCN#20210318001.1

    Resolved
    Part Number: LM393 Hi team, Could you share material content reports of the following 5 products with PCN#20210318001.1 change ? We’ve requested it to TI CSC, however no response. LM393DR LM2903DR LM2903PWR LM393PWR TL331KDBVR We need the…
    • Resolved
    • Answered

  • LM393: LM393

    Resolved
    Part Number: LM393 Other Parts Discussed in Thread: LM321LV , LM358 Hi, I would like to know i came across a old design that LM393D part is used for LED brightness control without pull up resistor on output.Is it possible LM393D will work without pullup…
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    • Answered

  • LM193: Doubt about Electrical Characteristics for LM193, LM293, and LM393

    Resolved
    Part Number: LM193 Other Parts Discussed in Thread: LM393 , LM293 , LM139 , LM339 Hi team Question 1: Refer datasheet SLCS005Z –OCTOBER 1979–REVISED OCTOBER 2017. Table 6.6. Electrical Characteristics for LM193, LM293, and LM393 (without A suffix…
    • Resolved

  • LM393: LM393 comparator usage in the resistance meter range control

    TI Thinks Resolved
    Part Number: LM393 LM393 is to me familiar from 1970 -1985 when I was a designing Nokia Capacitor Factory devices. It was then only DIP8 device, now I use SO8 devices, but the operation is same. This design needs a positive feedback, so that I got very…

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