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Showing 42 results View by: Thread Post Sort by
  • LM7800: LM7800

    Qiuli Guo
    Qiuli Guo
    TI Thinks Resolved
    Part Number: LM7800 Tool/software: LM7815CT/NOPB Please help to analyze whether it is oxidation and the reason for oxidation
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • LM7800: Effeciency calculation

    Mounir Ben ali
    Mounir Ben ali
    Resolved
    Part Number: LM7800 I used the "LM7805MP_NOPB" LDO in one of my projects, it did work and now I im preparing the power tree, the total power consumption is 5V/50mA and the input voltage is 9V,when i searched for the efficiency formula in this datasheet…
    • Resolved
    • 29 days ago
    • Power management
    • Power management forum
  • LM7800: LM7805 Operating temperature range

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: LM7800 Other Parts Discussed in Thread: LM340 , LM1085 , UA78M Hi All, What is the operating temperature range for the LM7805 and LM7812? The datasheet only lists the LM340A and LM340, as shown below. Best Regards, Ishiwata
    • 2 months ago
    • Power management
    • Power management forum
  • LM7800: Theta JA of TO-220

    Noriyuki Takahashi
    Noriyuki Takahashi
    Part Number: LM7800 Other Parts Discussed in Thread: LM341 , Tool/software: Hi team Could you tell what the Theta JA of TO-220 is? I am not sure which is ture, 22.6 degree C/W or 54 degree C/W as below figure. I want to confirm this value not only…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LM7800: LM7800 Split Power Supply +/_12V

    Barracuda
    Barracuda
    Resolved
    Part Number: LM7800 Other Parts Discussed in Thread: LM137 , LM337 Tool/software: Hi TI, I would like to build a basic Split Power Supply of +/_ 12V for Dual supply opamps working on breadboard. I was researching and found there is a lot of bad designs…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • Regarding the supply stability of LM7800 tube products

    Kyohei
    Kyohei
    Resolved
    Part Number: LM7800 Tool/software: Hi team, We have received a proposal for pin-compatible replacement products for the following items due to the EOL of products from other companies: NJM7808FA NJM7812FA NJM7805FA NJM7806FA PBF As replacements…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • LM7800: Can LM7805 be used below 0C?

    Joey V.
    Joey V.
    Resolved
    Part Number: LM7800 Tool/software: Hello, Datasheet only specifies operating conditions from 0C and above. Can this part be used in industrial applications below 0C? What's the approximate behavior degradation expected? Thanks
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • LM7800: LM7805 behavior with Comparator LM339

    Shrey Gupta
    Shrey Gupta
    Part Number: LM7800 Other Parts Discussed in Thread: LM339 Tool/software: Good morning everyone, I am currently working with the LM339 comparator and the LM7805 voltage regulator and have encountered an issue. When I connect the output terminal of the…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM7800: Linear regulators

    Karthik A
    Karthik A
    Resolved
    Part Number: LM7800 Tool/software: Hi., Could you help me with the design calculation of C1 and C2(input and output)of LM7805.
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM7800: LDO pin-to-pin replacement recommendation.

    Racheal Shen
    Racheal Shen
    Resolved
    Part Number: LM7800 Tool/software: Hi there, This is Racheal Shen, FAE from AA3 team in Shenzhen, China. My customer UUGreenPower needs a LDO device, capable to pin-to-pin replace L4940D2T5-TR (5V fixed output, D2PAK package) . The customer’s application…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
>

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