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Showing 20 results View by: Thread Post Sort by
  • LP2981A: LP2981AIM5X-3.3/NOPB

    Pevy Lu
    Pevy Lu
    Part Number: LP2981A Tool/software: hello, we need your support to check below two questions. 1. We bought the part LP2981AIM5X-3.3/NOPB from TI, it had PCN# 20231219011.1 , when is Actual 1 st ship date related to this PCN? It mentioned Proposed 1st…
    • 4 months ago
    • Power management
    • Power management forum
  • LP2981A: LP2981AIM5X-3.3/NOPB

    Kent Liew
    Kent Liew
    TI Thinks Resolved
    Part Number: LP2981A Tool/software: Hi, Good day. May I know the differences between LP2981AIM5X-3.3/NOPB and LP2981AIM5-3.3/NOPB? The part number is with "X" and without "X". So far I cannot found any differences inside TI's website for this series…
    • 6 months ago
    • Power management
    • Power management forum
  • LP2981A: Electrical Readings Post Temperature Cycling at Storage Limits (150C)

    Dan Parker
    Dan Parker
    TI Thinks Resolved
    Part Number: LP2981A Other Parts Discussed in Thread: LP2981-N , Tool/software: We are testing some parts (LP2981AIM5-5.0/NOPB) with a date code of 2151 for a new project that requires preconditioning. we noticed that we are having issues with Vout (Test…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LP2981A: The LP2981AIM5-5.0 is End of Life

    Dan Parker
    Dan Parker
    Resolved
    Part Number: LP2981A Tool/software: The LP2981AIM5-5.0 is End of Life According to PDN 20221011001.3, it states that LP2981AIM5-5.0/NOPB is the recommended replacement but they are not pin to pin compatible. Is this correct? Is there a difference other…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • LP2981A: Interpreting the LP2981-N datasheet Revised February 2025

    Dan Parker
    Dan Parker
    TI Thinks Resolved
    Part Number: LP2981A Tool/software: We have a part, LP2981AIM5-5.0, with a date code 2151 in the SOT-23-5 package. In the datasheet, there are references to A-grade legacy chip, standard-grade legacy chip and new chip. What chip should i reference …
    • 4 months ago
    • Power management
    • Power management forum
  • LP2981A: Lot Traceability

    Dan Parker
    Dan Parker
    Part Number: LP2981A Tool/software: We are trying to confirm lot traceability information for our order of LP2981AIM5-5.0 components. The documentation says 2106 and the markings on the part have the following: Top: L03A Bottom: 12H Can you…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP2981A: Solder Dipping

    Dan Parker
    Dan Parker
    TI Thinks Resolved
    Part Number: LP2981A Tool/software: We have one of your components, a LP2981AIM5-5.0 that has been re-coated to a pure-tin finish. Our application requires that all of our components have tin-lead finish. Could this re-application of solder induce damage…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP2981A: ESR Capacitor in parallel with decoupling

    Eric Valin
    Eric Valin
    Resolved
    Part Number: LP2981A Other Parts Discussed in Thread: SN6501 , Hello TI team, I need to implement an isolated CAN Bus node based on the spec sheet recommended design of the transformer driver SN6501. Question 1 I would like to use the LP2981A…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LP2981A: To know the concern of connect the LP2891 pin4 (NC) to 3.3V

    kevin.huang_FJXM
    kevin.huang_FJXM
    TI Thinks Resolved
    Part Number: LP2981A HI: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/998768/lp2981-to-know-the-concern-of-connect-the-lp2891-pin4-nc-to-ground/3694604 The LDO LP2981A-50DBVR of TI and pin 4 are NC…
    • over 2 years ago
    • Power management
    • Power management forum
  • RE: LP2981A: Higher Voltage LP2981A

    Jean Beauve
    Jean Beauve
    Hello Nick, The GND Pin was around 1V5 Looking at the LP2980 ADJ, it looks like, the internal band gap is a possible reason why the trick is not working. There is something that goes wrong when GND is something else (Sink/Source current ???…
    • over 5 years ago
    • Power management
    • Power management forum
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