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Showing 47 results View by: Thread Post Sort by
    Answered
  • LMR70503: LMR70503TMX/NOPB IOUT max

    David Strand
    David Strand
    Resolved
    Part Number: LMR70503 Other Parts Discussed in Thread: TPS63700 Correct me if I am wrong but doesn't the switch limit of 320mA and recommended L of 6.8uH (or less) mean that if +5V in and +5V out the allowed IOUT is .. less than zero? Roughly: IL(AV)…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • LMR70503: buck-boost conveter out negative voltage range

    Tommy Tzeng
    Tommy Tzeng
    TI Thinks Resolved
    Part Number: LMR70503 Other Parts Discussed in Thread: LM2611 Hi Sir, we have been looking for TI inverting converter solution, but it seems there is no soluiton that meets the following specificaiton, the customer application is for an optical transceiver…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LMR70503: Need circuit/parts recommendation

    Du Lo
    Du Lo
    Resolved
    Part Number: LMR70503 Tool/software:
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LMR70503: dynamic control output voltage

    Tommy Tzeng
    Tommy Tzeng
    TI Thinks Resolved
    Part Number: LMR70503 Tool/software: Hi Sir, we have a inquire, and need to learn from you. 1. input=3.3v, 2. Vout= -0.9v~ - 5v., Iout=30mA(max) 3. Vout can be controller through VDAC or Mcu 0v~2.4v. we will to select LMR70503 for design, the…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LMR70503: LMR70503 design review

    Jay Li
    Jay Li
    Resolved
    Part Number: LMR70503 Hi , We choose the LMR70503 as power rail on a new project. We have completed the schematic and layout of LMR70503. We would like to ask you to give some advices for the schematic and layout of LMR70503 we drew below. Schematic…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LMR70503: Power management

    Anna
    Anna
    Part Number: LMR70503 Other Parts Discussed in Thread: LM5155 , LM5156 Hi Dear, The customer wants to find a power supply. The input is 12-15V, the output is positive and negative 10V, the output current can reach 3A, and the rectifier is built in…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LMR70503: Specs

    AlexWalton42
    AlexWalton42
    Resolved
    Part Number: LMR70503 Hello, Can someone help me fill in this table please: MPN MFR Function/Topology Max. Output Current Output-Input Type Output Polarity Output Voltage LMR70503TMX/NOPB TI xx ? xx xx xx …
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • LMR70503: Using an external VREF

    alain leemans
    alain leemans
    Resolved
    Part Number: LMR70503 Hi, For an OLED design I need to generate a negative voltage to control the luminance. As the luminance is depending on the temperature, I need to adapt this negative voltage on fly. I plan to use the LMR70503 to generate the…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • LMR70503: Dynamic control of VOUT voltage

    Stanislav Frumkin
    Stanislav Frumkin
    TI Thinks Resolved
    Part Number: LMR70503 Is it OK to apply external voltage (VREF_EXT) instead of VREF pin to the Rt resistor (defined on page 1 of the datasheet). I understand that FB is virtual ground, so that VREF/Rt=|VOUT|/Rb. So, if one could use separately generated…
    • over 5 years ago
    • Power management
    • Power management forum
  • LMR70503: Inverting DC/DC Converter

    Seijiro Matsuoka
    Seijiro Matsuoka
    TI Thinks Resolved
    Part Number: LMR70503 Other Parts Discussed in Thread: LM76005 Dear, Our customer is searching a device of the following spec. Would you please advise tell me the right device? Vin 3.3~5V Vout 30V Iout 0.5(max)A Best Regards, Seijiro Matsuoka
    • over 5 years ago
    • Power management
    • Power management forum
>

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