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Showing 60 results View by: Thread Post Sort by
  • LM4140: LM4140CCMX-2.0/NOPB Status

    Erik Brateng
    Erik Brateng
    TI Thinks Resolved
    Part Number: LM4140 Tool/software: Hello, DigiKey lists LM4140CCMX-2.0/NOPB as obsolete, can you provide support documentation?
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM4140: Accuracy after PCB assembly

    Zack Schwarz
    Zack Schwarz
    Resolved
    Part Number: LM4140 Other Parts Discussed in Thread: REF34 Tool/software: I am working on a design with the LM4140BCM-2.5 voltage reference and I am having an issue with the accuracy of the reference. The datasheet lists the initial accuracy of V_REF…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LM4140: Noise Performance

    Taito Takemura
    Taito Takemura
    TI Thinks Resolved
    Part Number: LM4140 Hi experts, The data sheet states 2.2μVpp (0.1-10Hz) as noise, but what value does it give when converted to Vrms? Regards, Taito Takemura
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4140: Output 1.25V with 5V Vin

    Brian Li
    Brian Li
    Resolved
    Part Number: LM4140 Other Parts Discussed in Thread: REF35 , REF50 Hi team, Could you please help check if our LM4140 can output 1.25V with 5V Vin? We find that on the datasheet we use 3.3V for 1.25V output. Thanks, Brian
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM4140: GND connection

    Taketo Sato
    Taketo Sato
    Resolved
    Part Number: LM4140 Hello team, What will happen if we don't connect pin-1,7,8 to GND and left these pins open? I am wondering if LM4140 can work with footprint made for LT1461. Best regards,
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • LM4140: LM4140 Boosted Output Current

    Caglar Cihan
    Caglar Cihan
    TI Thinks Resolved
    Part Number: LM4140 Dear team, My customer would like to increase output current for LM4140. Figure 30 on the datasheet is given for this case, but node connections looks like to be missing on the schematics. Could you please fix it? They would…
    • over 6 years ago
    • Power management
    • Power management forum
  • LM4140: Why output voltage will change when output sink current

    Stanley Xu
    Stanley Xu
    TI Thinks Resolved
    Part Number: LM4140 Hi TI engineer, Recently I have solve a problem about LM4140(1.024V)which be proved that caused by output voltage changing when output sink current. I'm curious about this phenomenon, so Why output voltage will change when output…
    • over 4 years ago
    • Power management
    • Power management forum
  • LM4140: LM4140ACM-1.0/NOPB part power input requirement

    Pradeep Prabhu G
    Pradeep Prabhu G
    TI Thinks Resolved
    Part Number: LM4140 Hi Ti Team, We have used LM4140ACM-1.0/NOPB part in our design to generate 1V reference voltage. We have given 5V supply as input voltage and controlling the enable signal using 2V5 level GPIO. with 5V input supply and 2V5 enable…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: TINA/Spice/LM4140: Looking for an LM4140 SPICE model

    Nikhil Gupta (Product Folder Models)
    Nikhil Gupta (Product Folder Models)
    Resolved
    Robert, I am sorry, we dont have a spice model for this device and could not find an alternate model for. All existing models are found in the link you have posted already. If you have any device specific questions, please feel free to post on this…
    • over 7 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • LM4140: operation below zero temperature

    JAP
    JAP
    TI Thinks Resolved
    Part Number: LM4140 Other Parts Discussed in Thread: REF50 Is there any data how LM4140 performs under 0 C? The exact temperature I'm interested in is -15C. Thanks! --Juha
    • over 6 years ago
    • Power management
    • Power management forum
>

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