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Showing 42 results View by: Thread Post Sort by
  • LM2940-N: Regulator Selection Assistance

    Abhishek Manoj
    Abhishek Manoj
    TI Thinks Resolved
    Part Number: LM2940-N Hi Team, In my RF board i want a ultra low noise LDO to convert +12V to -12V with 1-2A current consumption. Can you please suggest a very low noise LDO for my application. My main requirement is that it must be a ultra low…
    • 6 months ago
    • Power management
    • Power management forum
  • LM2940-N: Differences between families

    Omar Cortes
    Omar Cortes
    TI Thinks Resolved
    Part Number: LM2940-N Tool/software: Hi, Team Could you help me to understand the differences between LM2940S-5.0 and LM2940SX-5.0/NOPB? we are guessing that the difference is related with the packing qty and carrier. Just we want to confirm that…
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • LM2940-N: LM2940 Output Voltage Increase

    Matteo
    Matteo
    Resolved
    Part Number: LM2940-N Other Parts Discussed in Thread: TPS7A47 , TPS7B86-Q1 , LM317 Tool/software: Hello, I am currentling using LM2940T-5 for my design.How can I increase the output voltage by 200 mv? I tried using a resistive divider connected between…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM2940-N: Heating issue of LM2940IMP-5.0/NOPB

    Kruthi Rao
    Kruthi Rao
    Resolved
    Part Number: LM2940-N Tool/software: Hi team, I am using LM2940IMP-5.0/NOPB regulator in my gate driver circuit design to step down from 24V-5V. During testing, I observed significant heating and therefore reduced the input voltage to 12V for evaluation…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • LM2940-N: LM2940S-12/NOPB

    Amit Kumar Dwivedi
    Amit Kumar Dwivedi
    TI Thinks Resolved
    Part Number: LM2940-N Hello, What will happen if we exposed output pin of LM2940S-12/NOBP (LM2940-N) to 36V higher than max input voltage range(that is 26V)? In design we have a diode connected between output and input for high voltage protection at…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM2940-N: LM2940S-12/NOPB

    Amit Kumar Dwivedi
    Amit Kumar Dwivedi
    TI Thinks Resolved
    Part Number: LM2940-N Dear TI team, Please provide short to ground current rating and thermal shutdown temperature limit details for LM2940-N (LM2940S-12/NOPB) part. Electrical specification for the application are follows- 1. Vin- 14.2V 2. Vout…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM2940-N: Output voltage of the regulator IC LM2940IMP-5.0/NOPB is not appearing as expected

    SUBHRADIP MUKHERJEE
    SUBHRADIP MUKHERJEE
    Part Number: LM2940-N Other Parts Discussed in Thread: LMG34XX-BB-EVM Tool/software: I was using the IC LM2940IMP-5.0/NOPB for 12 V to 5 V conversion as shown in the schematic: Using the LMG3410-HB-EVM Half-Bridge and LMG34XX-BB-EVM Breakout Board EVM…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM2940-N: Form, Fit, Functional alternates

    Chanchal Kumar
    Chanchal Kumar
    Resolved
    Part Number: LM2940-N Hello, We know that ' NATIONAL SEMICONDUCTOR' is acquired by TEXAS INSTRUMENTS. So, for below NATIONAL SEMICONDUCTOR's parts, can we consider the corresponding TI Part Numbers as "Form, Fit, Functional" alternates/replacements…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2940-N: pin numbers of WSON (NGN) Package are different in Layout example on data sheet

    Mohsin Shehzad
    Mohsin Shehzad
    Resolved
    Part Number: LM2940-N Tool/software: Hi, The data sheet in pin numbering table suggest that pin numbers for Voltage output are 5 and 6 for WSON (NGN) package but the layout example is suggesting 7 and 8 are voltage outputs. Can you please confirm…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM2940-N: Replacement of LM2941LD with LM2940LD

    Heiko Lorenz
    Heiko Lorenz
    Part Number: LM2940-N Hi TI-Team, because of allocation of LM2941LD in a design with Vout=5V, I think about the plug-in replacement with LM2940LD-5.0/NOPB. The datasheet of LM2940LD describes, that Pin6 an Pin5 have to be connected on PCB. In…
    • over 4 years ago
    • Power management
    • Power management forum
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