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Showing 14 results View by: Thread Post Sort by
  • RE: LMR54406: Can't get the specified current value with LMR54406

    Varun John
    Varun John
    Dear Mr Noguchi, For the TPS62824 and the conditions you mentioned, the total power dissipation is around 80.3mW. Around 64.5mW of this is from IC and the rest from the inductor. You can use our tool WEBENCH Power designer tool for getting a lot of useful…
    • 25 days ago
    • Power management
    • Power management forum
  • LMR54406: FRA while working in the current limit mode.

    Konrad Gieregowski
    Konrad Gieregowski
    Part Number: LMR54406 Hello! Introdution I have a buck converter which have to charge battery so it works in current limit mode. Instead of using internal current limiting feature I use external ciruit which consist of: 1) differential amplifier which is…
    • 1 month ago
    • Power management
    • Power management forum
  • LMR54406: Ripple/Noise Measurement

    Brian Wang0928
    Brian Wang0928
    TI Thinks Resolved
    Part Number: LMR54406 Other Parts Discussed in Thread: TPS54540B , Customer would like to know how to select the bandwidth setting of the scope when ripple/noise is measured. Is it related to the switching frequency? Is there article to guide this measurement…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LMR54406: Recommendation for target specifications

    Jeffrey Chung1
    Jeffrey Chung1
    Resolved
    Part Number: LMR54406 Hi TI Power Team, I'd like to ask you about the devices that can meet the target specifications. Please check an attached requirements below and let me know your recommended devices. Target Specification.pdf Regards, Jeffrey …
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • LMR54406: Is this a CMOS-only DC/DC converter? (If not, are there any fully integrated and/or buck controller ICs that are?)

    Nick U
    Nick U
    Resolved
    Part Number: LMR54406 I was looking for DC/DC converters (drivers, or fully integrated converters) that do not utilize BJTs in the internal design structure. For my application, I'm looking for ICs that are completely constructed from CMOS circuitry…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • LMR54406: parasitic capacitance and inductance value

    Brian Li
    Brian Li
    Part Number: LMR54406 Hi team, My customer is using LMR54406 (Buck Converter). And they tested a -1.8V negative voltage at SW pin when the high side MOS closed. And it last about about 60ns from -1.8V to 0. The test method is as recommended. So I think…
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • LMR54406: How to protect again short to battery on output

    Ben holter
    Ben holter
    Resolved
    Part Number: LMR54406 Other Parts Discussed in Thread: TPS7B4253-Q1 Hello, I was wondering if you have a reference architecture or better product to be able to handle Battery voltage (up to 36V) on the output Pin. This wont be a normal scenario, but my…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LMR54406: Differences between LMR54406F and TPS560430XF

    Michael Balourdas
    Michael Balourdas
    TI Thinks Resolved
    Part Number: LMR54406 Hello, I'm trying to determine the differences between LMR54406F and TPS560430XF as they look extremely similar. So far I've found slight differences in Vref, Output voltage range, and recommended temp range. Is there anything…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: LMR14010A: soft start time or etc

    Gui He
    Gui He
    Resolved
    Hi Kota 5V is your output voltage, right? What is your Vin range? What is the load? The soft start time (tss) of LMR54406 is not specified in datasheet, but seen from the Figure8. Start up waveform, the tss should be around 0.8ms. Since LMR54406 is non…
    • 2 months ago
    • Power management
    • Power management forum
  • TPS7A20: TPS7A2033

    zhou zhx
    zhou zhx
    TI Thinks Resolved
    Part Number: TPS7A20 Other Parts Discussed in Thread: LMR54406 I designed with TPS7A2033 and it doesn't work. However, it can work normally with a regulated power supply of 100mA. I don't know why?
    • 6 months ago
    • Power management
    • Power management forum
>

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