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    Answered

  • RE: LM2991: Absolute maximum of Vout

    Resolved
    Aaron-san, Thank you for your comment. I understood that we could support +0.3V or less. Best Regards, Akihisa Tamazaki

  • LM2991: Inquiry about DC/DC converter recommendation that supports negative voltage

    TI Thinks Resolved
    Part Number: LM2991 Other Parts Discussed in Thread: TPS40210 , TPS61086 , TPS61170 , TPS61175 Hello, My customer is looking for DC/DC products that can be used for the following conditions. - VIN = -15V, VOUT = -6V, IOUT = about 300mA(typ) : Best if it…
    • Answered

  • LM2991: Clarification to its input and output voltage differential requirements.

    Resolved
    Part Number: LM2991 Hi Experts, We are seeking your conclusion on this query from customer about design application with LM2991, a negative LDO. They wanted it to convert -6.5Vin to -5.0Vout. From Section 7.4.1 of the device datasheet: Does it mean…
    • Resolved
    • Answered

  • LM2991: Which is the correct package dimensions?

    Resolved
    Part Number: LM2991 Hello guys, One of my customers decided to use LM2991S/NOPB for their new products and they are routing board pattern of the device for their proto type. Then they found the deference between 2 type of the device package dimension diagrams…
    • Resolved
    • Answered

  • LM2991: Output Voltage

    Resolved
    Part Number: LM2991 Hi, I am using LM2991 with Vin = -5V, Vout = -2V, Iout = 0.3Amax now. However, to fix the problem, I need to use the LM2991 Vout at -1.55V. When I refer to the data sheet, Vout is typ -2V, but there is no value for min. Since Vref…
    • Resolved

  • LM2991: ESD Information (CDM)

    TI Thinks Resolved
    Part Number: LM2991 Hi Team, we would like to know if there is an ESD-CDM value for this device. On the datasheet is it only HBM. Thank you in advance. Regards, Mark

  • LM2991: LM2991S

    TI Thinks Resolved
    Part Number: LM2991 HI, I have a question of LM2991S, on the Silicon Expert. This device is obsolete. I find it is still active in your website. Can you check the lifecycle of LM2991S? Thanks for your help.

  • LM2991: Pin 2 - Logic high enable input

    TI Thinks Resolved
    Part Number: LM2991 Hi Team, We have received a feedback from a customer that he noticed that the description of pin 2 at page 3 of the datasheet (SNVS099I) is "Logic high enable input" while the pin name and drawing show that it is active low. Please…

  • TINA/Spice/LM2991: TINA/Spice/LM2991 simulation model

    TI Thinks Resolved
    Part Number: LM2991 Other Parts Discussed in Thread: TINA-TI , Tool/software: TINA-TI or Spice Models Dear TI Team, Would it be possible for you to share Tina simulation model for LM2991? Thank you in advance. Kindly Regards Simon K.

  • LM2991: The amount of characteristic change due to aging.

    TI Thinks Resolved
    Part Number: LM2991 Hello. One of my customers wants the following data strongly. Please tell me about the following devices. ・LM2991S/NOPB Could you please tell the amount of characteristic change due to aging if you have. best regards OZONO.

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