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Showing 45 results View by: Thread Post Sort by
    Answered
  • LM2841: FB pin

    Gerhard Uttenthaler
    Gerhard Uttenthaler
    Resolved
    Part Number: LM2841 Hi We have a design with the LM2841XMK. It is set to produce +5V out of +24V. The lower feedback resistor, 1k, size 0603 is directly located at pins 2 and 3. The upper one, 5k6, is located very near too. All EMI tests went very well…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2841-Q1: Difference LM2840/41/42-Q1

    Holmer Grimm
    Holmer Grimm
    Resolved
    Part Number: LM2841-Q1 Other Parts Discussed in Thread: LM2841 , LM2840 , LM2842 , TPS57060-Q1 , LP2951 , LM3489 Both have the same Rds,on and current limit, but the LM2840(-Q1) has better efficiency at 100mA, and the curve is still rising. Why is it only recommended…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM2841: LM2841 repeatedly failing with smoke

    Frank Boeh
    Frank Boeh
    Resolved
    Hi Ambreesh, I am afraid but I do not have a setup that repeat the failure with a reasonable probability. The failure happens infrequently. And it has never happened when applying input power (VIN). It always happens when the flip flop in my circuit above…
    • over 4 years ago
    • Power management
    • Power management forum
  • LM2841: LM2841 Input Voltage Range Issue

    Hassan Abdar
    Hassan Abdar
    TI Thinks Resolved
    Part Number: LM2841 I have used this device(LM2841YQMK/NOPBTR-ND) in several products. Based on the datasheet, it should support the voltage range of 4.5 V to 42 V. But, in our tests is has been broken in the voltage range of 30 V to 38 V. We have tested…
    • over 5 years ago
    • Power management
    • Power management forum
  • LM2841: Gate drove (CB) undervoltage lockout?

    Yoshwa
    Yoshwa
    TI Thinks Resolved
    Part Number: LM2841 Please inform us CB under-voltage lockout operation details, such as threshold, occurring conditions and restart works? What conditions does CB under-voltage lockout occur in? How does LM2841 restart after under-voltage lockout?
    • over 4 years ago
    • Power management
    • Power management forum
  • LM2841: Value of calculated inductor?

    Michele Bertoni1
    Michele Bertoni1
    TI Thinks Resolved
    Part Number: LM2841 Hi to all, I was taking a look to LM2841 datasheet where is reported example schematic: - Vin = 4,5 to 42 Volt - Vout = 3,3 Volt - Iout = 0,1 Amp In this case 10uH inductor has been used. About determining inductance: "the maximum…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2841 abnormal waveform

    Isao Takigasaki
    Isao Takigasaki
    Resolved
    Hi, I have a question for the waveform of output voltage. The question has been sent to Juan Paulo by e-mail. PLS answer it.
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2841 startup problem

    joe baldwin
    joe baldwin
    Resolved
    Other Parts Discussed in Thread: LM2841 , LM25007 LM2841 Startup issue: I’m having issue with startup on an LM2841 regulator circuit. The switcher will not start up under load conditions. The normal load attached to the +5A node of our circuit below…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • LM2841

    eli
    eli
    Other Parts Discussed in Thread: LM2841 Can we use LM2841 as inverter from +_5V to -5V?
    • over 6 years ago
    • Power management
    • Power management forum
  • LM2841 short circuit

    Anne Pollock
    Anne Pollock
    Other Parts Discussed in Thread: LM2841 Hello! I am trying to use the LM2841 to provide a 5V output from 24V input. I have therefore used the application circuit shown in Figure 15 on page 10 of the datasheet for the LM2841. Testing under no load, on…
    • over 6 years ago
    • Power management
    • Power management forum
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