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Showing 79 results View by: Thread Post Sort by
    Answered
  • LM51581-Q1: LM51581-Q1 input current on BIAS pin

    Henrik Leegaard
    Henrik Leegaard
    Resolved
    Part Number: LM51581-Q1 To whom it may concern For at power management circuit I use the LM51581-Q1 as boost conveter The input voltage to the circuit is 24 - 33V and the output voltage will default be 35V (can be adjusted to 50V) I will use an external…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM51581: PCB Layout Example

    Alan Hoehn
    Alan Hoehn
    Resolved
    Part Number: LM51581 In Figure 12-1 of the LM51581 datasheet, there’s a note stating: “Do not connect input and output capacitor grounds underneath the device.” Does this mean that there should not be a continuous top-layer copper pour tying the input…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • LM51581: Load/Line regulation of output voltage

    hiroshi.harano
    hiroshi.harano
    Part Number: LM51581 I want to estimate the load/line regulation characteristics for the LM51581 output voltage. The datasheet does not mention this.
    • 5 months ago
    • Power management
    • Power management forum
  • LM51581: LM51581 Schematic Review

    Harry Ma
    Harry Ma
    Part Number: LM51581 Hi Team Can you help to review the schematic of LM51581? we recommend this device to customer for 12V-66V boost solution, and Iout=0.2A. BOOST电路.pdf
    • over 2 years ago
    • Power management
    • Power management forum
  • LM51581: 12Vin/50Vout 0.5A Boost application

    Roger Lin
    Roger Lin
    Part Number: LM51581 Other Parts Discussed in Thread: LM5155 , Tool/software: Hi team, My customer is looking for Boost converter, and below is their spec Vin 12V; Vout 50V; Iout 0.5A I'm check with the Webench design, and it only recommends the…
    • over 1 year ago
    • Power management
    • Power management forum
  • LM51581: Inductor humming

    Ramachandra R
    Ramachandra R
    Part Number: LM51581 Tool/software: I am using LM51581 for voltage boosting from 12V to 18Vout with 1A Iout. This boosting is done to drive two proportional valves of 68ohm each at 12kHz, the problem now i am facing is the inductor humming when the…
    • over 1 year ago
    • Power management
    • Power management forum
  • LM51581: vin 9v~60v, vout 38v/200mA or 20v/400mA

    Chen Alex1
    Chen Alex1
    TI Thinks Resolved
    Part Number: LM51581 Other Parts Discussed in Thread: LM5158 , LM5176 Tool/software: hi sir old design use the TI MC33063AP new spec is vin 9v~60v, vout 38v/200mA or 20v/400mA LM51581 Is right solution>? or did you have any suggestion? than…
    • 10 months ago
    • Power management
    • Power management forum
  • LM51581: Gerbers for eval boards?

    hwswdesign
    hwswdesign
    Part Number: LM51581 Other Parts Discussed in Thread: LM5158 Tool/software: Are gerbers available for the LM5158x eval boards? I'm looking for a known good footprint for the part.
    • over 1 year ago
    • Power management
    • Power management forum
  • LM51581-Q1: LM51581-Q1 output negative voltage

    jeno.zhang
    jeno.zhang
    TI Thinks Resolved
    Part Number: LM51581-Q1 Other Parts Discussed in Thread: LM51581 , LMR38025 HI, Can LM51581-Q1 output negative voltage and is there a solution design? The customer's requirement is to have an input of 12V, an output of -36V, and a current of…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM51581: Maximum feedback resistor

    Atsushi Hirai
    Atsushi Hirai
    Resolved
    Part Number: LM51581 Tool/software: Hi team, My customer want to reduce the bias current for feedback resistor as much as possible. What is the maximum resistor value TI recommend? Best Regards,
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
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