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  • PMP22075: Questions of PMP22075

    Resolved
    Part Number: PMP22075 Tool/software: Dear sir, Would you please help on the following questions: Q1: Can you share the Gerber file with me? appreciated that you can share the original circuit/PCB layout document if you can? Q2: Can you help check the…
    • Resolved

  • LM5026: PMP22075 - Modify for 10A Output - Current Sense components

    TI Thinks Resolved
    Part Number: LM5026 Other Parts Discussed in Thread: PMP22075 Tool/software: Hello, T.I. team. This question is related to LM5026: Vin 48V to Vout 12V(120W) circuit design. We have updated the transformer and output inductor to cater for the greater load…

  • PMP22075: PMP22075 ,Share the schematic dsn files

    TI Thinks Resolved
    Part Number: PMP22075 HI sir I Want to design the power stage, need the dsn files. could you share it for me? thanks

  • LM5026: Can LM5026 reference design, PMP22075 start up with 9V input voltage?

    TI Thinks Resolved
    Part Number: LM5026 Other Parts Discussed in Thread: PMP22075 Hello guys, One of my customers is considering using LM5026 for their new products. Also they are considering to refer PMP22075(LM5026 reference design) . At this moment, they have the following…
    • Answered

  • PMP22075: I cannot get the full 12V output when the input voltage is less than 10.75V approx.

    Resolved
    Part Number: PMP22075 Other Parts Discussed in Thread: LM5026 Hello, Texas team. I have built up a PMP22075 using the gerbers etc supplied. The design is described as having an input voltage range of 9V to 60V. My Problem - But when I reduce the input…
    • Resolved
    • Answered

  • PMP22075: LM5026 - Vin is rated at 13V minimum, but design spec of ref. design is 9V to 60V Vin.

    Resolved
    Part Number: PMP22075 Other Parts Discussed in Thread: LM5026 , Hello. The reference design is specified at Vin = 9V to 60V but the LM5026 is rated at Vin = 13V to 100V . The specified input voltage range of this reference design is Vin = 9V to 60V . This…
    • Resolved
    • Answered

  • PMP22075: Main Transistor Voltage Rating

    Resolved
    Part Number: PMP22075 Hi. According to the application notes for active clamp forward converter topology, V_ds(max) = V_IN/(1-D_max), which for this design will be: V_ds(max)=60/(1-0.8)=300 V. However, the transistor employed in design is BSC190N15NS3_G…
    • Resolved

  • LM5026: Efficiency and PMOS issue

    TI Thinks Resolved
    Part Number: LM5026 Other Parts Discussed in Thread: PMP11478 , PMP22075 , Tool/software: Hi Sir, customer refer the RT and TIME pin resistance value in the PMP11478 schematic, but efficiency is not good(only 58~60%) under the condition( 20v vin to 57v…

  • LM5026: Vin 48V to Vout 12V(120W) circuit design.

    TI Thinks Resolved
    Part Number: LM5026 Other Parts Discussed in Thread: PMP22075 , , TL431 Tool/software: Hello, I modified the circuit design of LM5026 based on PMP22075, but found that Pulse transformer (T6) makes noise when powered on. The following are the specifications…

  • LM5026: the Vds stress of the MosFET on the Freewheel end is abnormally large when the 48Vin is no-loaded, but this abnormal stress will disappear when the output is increased to 1A.

    TI Thinks Resolved
    Part Number: LM5026 Other Parts Discussed in Thread: UCC27511 , PMP22075 Hi Expert, My customer follow the reference design PMP22075 to change a little bit then make LM5026+ UCC27511 to do. and they find the no load Vds spike is high but turn on the load…

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