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  • LM27761: input current tolerance

    TI Thinks Resolved
    Part Number: LM27761 Hi, I'd like to confirm how much tolerance is LM27761 input current, 500mA typical is mentioned on data sheet (7.3,2 input current limit). Do we have min, and max. values? or Is this current limit by what factor, saying temp...…
    • Answered

  • LM27761: TINA/SPICE model

    Resolved
    Part Number: LM27761 Hi team, I imported the LM27761 pspice model into TINA but I am having convergence issues and it is not simulating. Can you help take a look at what the issue is or if I am missing something? See attached file. Thanks. 5417.LM27761…
    • Resolved
    • Answered

  • RE: LM27761: Feedback resistor effect of making lower value?

    Resolved
    Thanks for confirming.

  • LM7705: vs LM27761: higher output current supported at -0.232V?

    Part Number: LM7705 Other Parts Discussed in Thread: LM27761 Team, LM7705 can only source 26mA @ -0.232V. -Do we have some comparable ICs that can generate the same negative voltage but with higher current? Newer IC like LM27761 do not seem to support…

  • LM27761: relationship between VOUT and EN

    TI Thinks Resolved
    Part Number: LM27761 Hi I have a question is when EN is off, the VOUT is high impedance or GND? Waiting for your help, thanks.
    • Answered

  • LM27761: Support 3Vin, output -4.2V

    Resolved
    Part Number: LM27761 Hi team, Does LM27761 support 3Vin, output -4.2V/50mA? What voltage will the CPOUT be under this case? Thanks and Best Regards, Will
    • Resolved

  • LM27761: What is wrong with my circuit?

    TI Thinks Resolved
    Part Number: LM27761 Hi guys, image of circuit attached. C50,53 = 4.7uF C55 = 1uF R2 = 105K R3 = 100K C46 = 2.2uF As per equation 5; -1.22 * (105K + 100K)/100K = -2.5 Why wont this circuit output anything? I have tried 3 different chips all new. I can…
    • Answered

  • LM27761: Inverter Operation at 10mA

    Resolved
    Part Number: LM27761 Other Parts Discussed in Thread: LM2776 Hello, We are using LM27761 (replaced in an old design containing LM2776 which is out of stock) to convert as below: Vin = 5V Vout = -4.9 to -5V is acceptable Output Current = 10mA As per the…
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    • Answered

  • LM27761: How to understand "2.5-Ω Inverter Output Impedance" ?

    Resolved
    Part Number: LM27761 Hi Team, LM27761 have 2.5-Ω Inverter Output Impedance parameter. There have some questions need to confirm: 1. Is 2.5-Ω Output Impedance a pull-down resistor? 2. Is 2.5-Ω Output Impedance a fixed value? Does it correspond…
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    • Answered

  • LM27761: output voltage

    Resolved
    Part Number: LM27761 Other Parts Discussed in Thread: LM4766 , Hi Support Team, Could you please let me confirm how to set the output voltage of the LM4766? I'd like to make the output voltage as close as possible to -5V with an input voltage of 5V.…
    • Resolved

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