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  • LM5023: LM5023

    Sangram
    Sangram
    TI Thinks Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: UCC28722 , UCC28C44 Tool/software: I want to design dc- dc flyback converter for below specs- input voltage range= 14 to 150 Vdc output voltage= 12Vdc output current= 1.25amp can i use LM5023 controller…
    • 3 months ago
    • Power management
    • Power management forum
  • LM5023: LM5023

    Aravind Girishan
    Aravind Girishan
    TI Thinks Resolved
    Part Number: LM5023 Tool/software: Dear Texas Instruments Support Team, I am currently working on designing a DC-DC flyback converter with following specifications with LM5023: Vin: 30-84V (DC input from battery) Vout Isolated: (Multiple isolated transformer…
    • 3 months ago
    • Power management
    • Power management forum
  • RE: LM5023: LM5023 light load issue

    Mike O'
    Mike O'
    Hello, You might want to study QR, Comp, CS and VDD with an oscilloscope to see what they look like to verify there is no noise on the QR pin. I would study before and after adding any capacitance. If the noise is not present from the waveforms than…
    • 2 months ago
    • Power management
    • Power management forum
  • LM5023: Issues with Switching Frequency and Mode of Operation in LM5023 QR Converter Design

    Jaydeep Borkute
    Jaydeep Borkute
    TI Thinks Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: TINA-TI Tool/software: Dear Texas Instruments Support Team, I am currently working on a design using the LM5023 QR Converter IC, rated for 65W, 19V output, with a universal input supply. While simulating…
    • 3 months ago
    • Power management
    • Power management forum
  • LM5023: Cross regulation : Multioutput Config 2 switch flyback vs 1 switch (standard)

    rajat devagiri
    rajat devagiri
    TI Thinks Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: PMP41031 Tool/software: I was trying to design a multioutput flyback with Vin range : 100V to 700VDC and Vout : 18V, 5V, Pout : 65W (combined). Is there a good reference material available to evaluate…
    • 23 days ago
    • Power management
    • Power management forum
  • LM5023: Unable to get an output with 30VDC - 145VDC IN to 24V out converter.

    Vijai Suraj
    Vijai Suraj
    TI Thinks Resolved
    Part Number: LM5023 Tool/software: Webench Power Designer Hi. I recently made a 30V-145V to 24V DC/DC power converter. I used the output from Webench as reference and made small changes to the circuit for my design. I have tried both the Webench design…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LM5023: Lm5023

    john Pucci
    john Pucci
    Resolved
    Part Number: LM5023 Tool/software: 12V5A LM5023 B66229_87HE.pdf The ripple in the circuit above is around 200 mvpp at 5 Ampere, without load 92 mvpp. Load regulation is very good, less than 0.5%. How do I reduce the ripple to at least 1% or 120 mvpp…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • LM5023: Noise at output

    Bruno Pescarolli
    Bruno Pescarolli
    TI Thinks Resolved
    Part Number: LM5023 Tool/software: Hi, I have SMPS project given the diagram below Previously I had a ripple problem at the output which was solved by moving R23 to pins 1 and 2 of the opto guided by Ulrich... However, I have a noise problem in which…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • LM5023: Ripple at output problem

    Bruno Pescarolli
    Bruno Pescarolli
    Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: TL431 Tool/software: Hi, I have SMPS project , where I have 6.5V @ 1.5A output as shown in the figure below: However, the output with full load (around 1.3A) has this behavior as shown in the figure…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • Why is my LM5023 DC-DC converter not providing any output voltage?

    Sankar S
    Sankar S
    TI Thinks Resolved
    Part Number: LM5023 Tool/software: Dear Team, I am designing a DC-DC flyback converter using the LM5023 with an input voltage range of 15-150 VDC and an output of 12V at 2A. However, I am experiencing issues with the circuit.When supplying 15-60V, there…
    • 6 months ago
    • Power management
    • Power management forum
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