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Showing 352 results View by: Thread Post Sort by
  • LMR14030: LMR14030SDDAR marking

    yingjiao LI
    yingjiao LI
    Answer Suggested
    Part Number: LMR14030 Tool/software: Hi Could you please help confirm why this physical marking is inconsistent? Is there any change? Can you provide the change file thank you
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • LMR14030: LMR14030 design margin for different circuits

    Zoe Yang
    Zoe Yang
    TI Thinks Resolved
    Part Number: LMR14030 Hi team, Would you please help comment on the difference design margin between these two circuits? Below 1st figure had some abnormal working conditions compared with 2nd figure. Both of the parameters are the same except for…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LMR14030-Q1: Schematic review request

    Zareef Huq
    Zareef Huq
    Resolved
    Part Number: LMR14030-Q1 Tool/software: Hi team, I've designed the following buck converter circuit to take VBATT, which can range from 6V to 17V and output 5V at up to 3A max. Can you check to ensure this is designed well, the passive values look…
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • LMR14030-Q1: Io-max criteria

    Christian Yanez
    Christian Yanez
    Resolved
    Part Number: LMR14030-Q1 Other Parts Discussed in Thread: LMR14030 Tool/software: Hello I'm using the LMR14030 for a source design (Vo 4V). The source will be used for supply different modules, an RF module included, the Irms in the circuit is about 1A…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LMR14030: There is still a 1V voltage output after the circuit VCC_5V_ARM is turned off

    Suri Chen
    Suri Chen
    Resolved
    Part Number: LMR14030 Tool/software: Hi, Base Plate Schematic: Main function: POW_ARM control the transistor switch through the high and low levels, so as to control the EN pin high and low levels of the LMR14030SDDAR. Achieve 5V output power control…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • LMR14030: Switching Frequency noise on the RF board

    JH Shin
    JH Shin
    TI Thinks Resolved
    Part Number: LMR14030 Tool/software: Hello, My customer is using the LMR14030 as a power supply for RF power amplifier board. They have an issue with unwanted spurs related to the switching frequency of the LMR14030 as shown below. They confirmed…
    • over 1 year ago
    • Power management
    • Power management forum
  • LMR14030-Q1: Failure in Time (FIT) rate and Failure Mode Distribution Percentage for part number : LMR14030SQDDARQ1

    Diyanjan Roy Choudhury
    Diyanjan Roy Choudhury
    TI Thinks Resolved
    Part Number: LMR14030-Q1 Tool/software: Please provide the Failure in Time (FIT) rate and Failure Mode Distribution Percentage for part number : LMR14030SQDDARQ1. For reference to what kind of information we are looking for please refer the following…
    • 2 months ago
    • Site support
    • Site support forum
  • LMR14030-Q1: Schematic design suggestions

    Colin Chen
    Colin Chen
    TI Thinks Resolved
    Part Number: LMR14030-Q1 Other Parts Discussed in Thread: LMR14030 , Tool/software: Dears, At present, during testing by end customers, it has been found that the VIN pin of LMR14030 is broken and short circuited to ground. The specific cause has not…
    • over 1 year ago
    • Power management
    • Power management forum
  • LMR14030: The SW frequency drop down of LMR14030

    Rogers Chen
    Rogers Chen
    TI Thinks Resolved
    Part Number: LMR14030 Dear TI team, We use LMR14030 as a buck converter on our product, Vin is 12.8V, we set Vout to 11.5V, but now we have a problem, when the output current is 0.8A or higher, the SW frequency drops to about 150Khz, but the output…
    • over 2 years ago
    • Power management
    • Power management forum
  • LMR14030-Q1: Output Capacitor Selection

    Keshav Aggarwal
    Keshav Aggarwal
    TI Thinks Resolved
    Part Number: LMR14030-Q1 Tool/software: Hello Community, This is regarding a query related to my power supply design for (12-36v) Input to 9v Output. Please refer the below schematic. I wanted the output capacitor values to be verified for this…
    • over 1 year ago
    • Power management
    • Power management forum
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