Search tips
Showing 214 results View by: Thread Post Sort by

  • LM5023: LM5023 OVP

    TI Thinks Resolved
    Part Number: LM5023 Hi I am planning to design a 19V,3A open frame adapter. In this i am going to use LM5023 IC. I have a doubt on how to choose the resistor for OVP on QR pin. Kindly suggest a idea to calculate the resistor for R1 and R2. In the Datasheet…

  • LM5023-2NBEVM: test report

    TI Thinks Resolved
    Part Number: LM5023-2NBEVM Other Parts Discussed in Thread: LM5023 Hi team, Do we have test report with this EVM can share to me? My client is very interested in this. BR, Jimmy
    • Answered

  • LM5023: How to Calculation the Current of AUX windings?

    Resolved
    Part Number: LM5023 Hi TI’s Experts: Here is a Webench Design link of LM5023: webench.ti.com/.../SDP.cgi The circuit working conditions are described as follows: Input normal voltage is 58V;Output Voltage is 125V and maximum output Current is 0…
    • Resolved

  • LM5023: Relationship between IQR and VCS Offset voltage and Skip cycle operation

    Part Number: LM5023 Hello. I am Mr. Kang I have a question while testing SMPS using LM5023MMX-2/NOPB. I know you are busy, but I would really appreciate your reply. The existing smps product operated in skip cycle mode at light load, so by changing the…
    • Answered

  • LM5023: TL431

    Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: TL432 , LMV431 , , ATL432 In the schematic diagram,(12V 5A), using the TL432, regulation is suitable up to 12V 2A; after that, the voltage drops significantly. Replacing the TL432 with LMV431, the regulation…
    • Resolved

  • LM5023: short circuit protection issue

    TI Thinks Resolved
    Part Number: LM5023 Other Parts Discussed in Thread: SE555 , LM555 , NE555 hello, I made a small prototype that implements the scheme shown in the figure below to convert an input 48Vdc (40Vin-60Vin) into 245Vdc for 65W of power. As you can see, the LM5023…
    • Answered

  • LM5023-2NBEVM: LM5023-2NBEVM with DC voltage supply.

    Resolved
    Part Number: LM5023-2NBEVM Other Parts Discussed in Thread: LM5023 Hello everyone, I want to use LM5023 to design a flyback with a DC voltage supply. So, I think I'll buy a LM5023-2NBEVM board for the test. And I have a question: Can I supply 60V-80V…
    • Resolved

  • LM5023-2NBEVM: Request for layout file of LM5023-2NBEVM board

    TI Thinks Resolved
    Part Number: LM5023-2NBEVM Other Parts Discussed in Thread: LM5023 Hello, I had bought a LM5023-2NBEVM board from TI. Kindly provide the layout file(not Gerber file) for this board. Regards, Raj

  • LM5023: LM5023 Operation Problem

    TI Thinks Resolved
    Part Number: LM5023 Hello, I am working on flyback converter using LM5023 The circuit I have assembled on dot PCB to test with DC source as follows: Decided rating of the converter is Input: 85VAC - 230VAC Output: 19VDC, 3.43A, 65W The transformer is…
    • Answered

  • LM5023-2NBEVM: Problem with output voltage regulation

    Resolved
    Part Number: LM5023-2NBEVM Other Parts Discussed in Thread: LMV431 , LM5023 , TL431 , TL432 Hello, I am working with a design similar to the LM5023 65W Evaluation Board. In this design I had changed the shunt voltage regulator from LMV431 (ref voltage: 1…
    • Resolved

Didn't find what you are looking for? Post a new question.