Search tips
Showing 507 results View by: Thread Post Sort by

  • RE: LM317: I need assistance identifying better replacements for LM317/337 series devices; needs below

    Hello Grant, TPS7A39 samples can be requested from the TI store at no charge, if they are in stock. The Evaluation Modules (EVM) will however need to be purchased at TI store. Yes, if the regulators are used in tandem then the ripple reduction…

  • LM317: Diode selection of lm317

    TI Thinks Resolved
    Part Number: LM317 Dear team. When Cadj is 10uF, how much current D2 may pass. How to choose a small size D2 package.

  • LM317: LM317 output current capacity and efficiency under 85℃ condition

    TI Thinks Resolved
    Part Number: LM317 Hi team, My customer wants to use LM317 in a equipment on the high speed train. So they care about the performance under high temperature condition very much. So could you please help on below question: 1. what is the maximum output…

  • LM317: The output range of LM317

    Part Number: LM317 Hi, Now I,d like to use LM317 with adjustment resistor to produce 0~10V signal. But the output range of LM317 is 1.25V to 37V. The input is DC 24V. My idea is that using buck-boost circuit produce a negative voltage,such as -2.5V. …
    • Answered

  • LM317: Diode selection

    Resolved
    Part Number: LM317 Hi Team, The diode 1N4002 shown in LM317 datasheet have been EOLed. Customer wants to know what should they care about when selecting following diodes. Could you let us know? Customer is now thinking Vmax rating, Vf and leakage current…
    • Resolved
    • Answered

  • LM317: LDO with better PSRR than LM317 (SOT223) / LM337 (SOT223)

    Resolved
    Part Number: LM317 Other Parts Discussed in Thread: LM337 , LM340 , LM7800 Hi team, Do we have upgrade device of LM317 (SOT223) / LM337 (SOT223)? Like device with better PSRR? Thank you for your help! Best regards, Wendy
    • Resolved
    • Answered

  • LM317: Best way to measure device temperature

    Resolved
    Part Number: LM317 Other Parts Discussed in Thread: LM337 I am using the LM317 and LM337 on a dual rail +-15V PSU design. They are in the TO-220 package and have heatsinks attached. I'm going to be pulling around 1A per rail. Although I believe my…
    • Resolved
    • Answered

  • LM317: Voltage Output falls when device is loaded

    Resolved
    Part Number: LM317 Other Parts Discussed in Thread: LM337 I have built two prototypes of a dual rail +-15V PSU using LM317 and LM337 devices. The circuit is attached. Both boards are suffering the same problem. When the output rails are very lightly loaded…
    • Resolved
    • Answered

  • LM317: Input-to-output differential voltage minimum value

    Resolved
    Part Number: LM317 Hi team, Here is a confusing item of LM317 input-to-output differential voltage range. Notice that in the datatsheert recommend operating conditions, they is a declaration taht the range is 3v to 40V; so the minimum delta bettwen Vin…
    • Resolved
    • Answered

  • LM317: Is it possible to use Current Limiter Circuit for 7mA output

    Resolved
    Part Number: LM317 Dear Specialists, My customer has a question about LM317 application circuit. I would be grateful if you could advise. --- For the 3-terminal regulator LM317DCY, there is a description of 3.5mAtyp and 10mAMAX in the column of minimum…
    • Resolved

Didn't find what you are looking for? Post a new question.