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Showing 105 results View by: Thread Post Sort by
  • LM4040-N: [ELENTEC] Design inquiry when using LM4040AIM3X-3.0/NOPB

    MJ Jeon
    MJ Jeon
    TI Thinks Resolved
    Part Number: LM4040-N Hi, TI support team Inquiries from customers have been received. [Inquiry about Rs value setting] When Vs=BAT voltage, 1. How should I set the Rs value when the BAT voltage is 3.2V~4.3V? In the case of Vs=3.0V (LDO output…
    • over 3 years ago
    • Power management
    • Power management forum
  • LM4040-N: + Sign on Cathode Terminal Side

    Ray Vincent Aranzaso
    Ray Vincent Aranzaso
    TI Thinks Resolved
    Part Number: LM4040-N Other Parts Discussed in Thread: LM4040 Hi, Good Day. I would like to verify if the "+" sign on the cathode terminal side on pin configuration of LM4040-N, page 4 of the datasheet is correct. Checking the datasheet of LM4040…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4040-N: Can you share data on long term drift of the voltage produced by this reference voltage?

    John Griffith
    John Griffith
    Resolved
    Part Number: LM4040-N Hello, Can we share data on the voltage reference's accuracy over long term drift? Or a similar architecture device? My customer wants to know the accuracy at 5 years of use. Thanks, John
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • LM4040-N-Q1: Tin in Solder - Matte or Bright?

    W_ilson
    W_ilson
    TI Thinks Resolved
    Part Number: LM4040-N-Q1 Hi VRS Team, I was just wanting to confirm if the tin in the solder on LM4040QCEM3-2.5/NOPB is Matte or Bright? We’re using it on an upcoming project and I’m going through potential tin whisker mitigations. Best Regards, …
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4040-N: Date code more than 2 years

    Mike Yu
    Mike Yu
    Resolved
    Part Number: LM4040-N Hi Team, My customer is trying to buy LM4040CIM72.0NPB from mouser, but this stock is flagged as more than 2yrs date code. Able to have advise from team on whether parts with date code more than 2years has any high risk in the…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4040-N: Spice model for LM4040CIM3X-5.0

    Jejomar Ildefonso
    Jejomar Ildefonso
    Resolved
    Part Number: LM4040-N Hi Team, The LM4040-N product page shows various spice models and we're not quite sure how to identify the model specific for a variant: https://www.ti.com/product/LM4040-N#design-development##design-tools-simulation The "5P0" apparently…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM4040-N-Q1: Negative reference generation

    Jake F
    Jake F
    Resolved
    Hi Namita, Here are my answers to your questions: Namita Pawar said: Can we generate a negative referencing by giving negative supply at anode of Zener reference IC LM4040? Yes, this is possible, however the model does not show this. I tried the…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4040-N-Q1: SUBCKT LM4040_ND2P5 are corrupted

    May
    May
    Resolved
    Part Number: LM4040-N-Q1 Other Parts Discussed in Thread: LM4040 Hi, We have received inquiry from customer that SUBCKT LM4040_ND2P5 are corrupted and they are looking for the latest pspice model version of the device. Below is the details. I need…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • LM4040-N: Why not a 3.3V version?

    AnBer
    AnBer
    Part Number: LM4040-N Other Parts Discussed in Thread: LM4040 Team, -Any reason why we do not have much 3.3.V Shunt reference with fixed output? I could only find one: https://www.ti.com/power-management/voltage-reference/shunt-voltage-reference/products…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4040-N: LM4040 PSpice Model Temperature and Tolerance

    David Hoehle
    David Hoehle
    Resolved
    Part Number: LM4040-N Other Parts Discussed in Thread: TINA-TI Hello Team, a customer is doing a monte-carlo analysis using LM4040NC2P5 spice model in simetrix. Apparently, a change of the tolerance value to 0.5% or variation in temperature do not…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
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