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  • LM393: LM393B issue

    TI Thinks Resolved
    Part Number: LM393 Dear Team, Our customer have an OPA(LM393BIDR) issue as below, please help to check if the design is ok. When DCIN_27V_1 greater than "V+", the pin1 will output "Hi-Z". When DCIN_27V_1 less than "V+, " the pin1…

  • LM393: LM393 minimum and maximum input voltage range given that negative supply is at -28.5V

    Part Number: LM393 Other Parts Discussed in Thread: LM339 Hello, For LM393, given that VCC = 1.5 V and VEE = -28.5 V, can I apply -28.5 V at the input pins? Based on the Application Design Guidelines for LM339, LM393, VICR ranges from 0 V (relative to…
    • Answered

  • LM393: Pspice Hysteresis comparator DCbias simulation question

    Resolved
    Part Number: LM393 Hi team, Customer is simulate LM393 Hysteresis comparator circuit, and they find their result doesn't match with real circuit, please check the following data. I double checked, the simulation can't get the expected result, could you…
    • Resolved
    • Answered

  • RE: LM393: LM393 simulation seems to get an abnormal result

    Resolved
    Kitajima-san We have not seen any new response on this post for a while, so I will be closing the post. If you need further support, feel free to reply or open a new post. Thanks for your support of the forum. Chuck
    • Answered

  • LM393: XRAY for LM393PWRG3

    Resolved
    Part Number: LM393 Hi team, My customer checked XRAY for LM393PWRG3. The lead frame was different depending on the device. Are these certified leadframes? Sincerely. Ryu
    • Resolved
    • Answered

  • LM393: IN+ Pin Impedance Consult

    Resolved
    Part Number: LM393 Hi Team, Customer is consulting IN+ pin(3) impedance value here. Pls help us here. Best, Stanley
    • Resolved

  • 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: Question about rail-to rail

    Resolved
    Part Number: LM393 Hello team, I have a question about rail to rail description from product folder. In my understanding, both devices need 2V headroom at the input side, but does not at the output side. I'd like to make sure what these pictures represent…
    • Resolved
    • 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
    • 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

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