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  • LM34927: Current limit spec of LM34927

    Resolved
    Part Number: LM34927 Hi, 1. I wonder the current limit spec of LM34927. Datasheet specifies its threshold is 1.02Vtyp. But it looks this threshold is for a peak value, but average value would be less than the peak value according to DS below.…
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  • LM34927：LM34927multi-channel isolated output

    TI Thinks Resolved
    Part Number: LM34927 I want to use the isolated output of LM34927 to achieve multi-channel isolated output of the same voltage value through multi winding transformer, with light load and single peak value of about 50ma. Is it feasible to take three to…
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  • LM34927: Power supply to IC LM34927SD/NOPB

    Resolved
    Part Number: LM34927 Other Parts Discussed in Thread: LM2587 , LM5158 , LM5156 Hello All, We are using Isolated Fly-Buck Converter LM34927SD/NOPB. This is typical application circuit based on datasheet But we have input power supply of -48V . …
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  • LM34927: External soft-start circuit

    Resolved
    Part Number: LM34927 Hi, team My customer would like to add an external soft-start circuit to LM34027 as the datasheet shows. And I have done a simulation in TINA, the results are shown below. According to the waveforms, it seems in the soft-start…
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  • LM34927: LM34927 output voltage is too high

    TI Thinks Resolved
    Part Number: LM34927 Hi sir I use _LM34927 to output 12V voltage, calculate the feedback resistor and Vref error, the worst case VOUT is 12.54V，but the actual test, some boards VOUT exceeds 12.6V，when I remove the capacitor C179, VOUT becomes 12.2V, the…
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  • LM34927: Typical device height value of LM34927SDX/NOPB

    Resolved
    Part Number: LM34927 Hi Team, For the heat-sink design purpose, could you please let me know the typical value of IC height (LM34927SDX/NOPB). I notice that datasheet only specifies maximum value (0.8mm). Thanks a lot!
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  • LM34927: LM34927 min operation frequency

    Resolved
    Part Number: LM34927 Hi support team May i know the min operation frequency of LM34927, if work at 50Khz, any side effect?
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  • LM34927: ripple voltage level for the output ripple injection

    TI Thinks Resolved
    Part Number: LM34927 Hi, I have a question on the ripple voltage injection on FB pin. How do I choose the proper ripple voltage level? I found the app note set it as 50mV pk-pk. Please advise on these questions. - is 50mV pk-pk in app note a proper…

  • LM34927: LM34927 output current ability and output inductor

    TI Thinks Resolved
    Part Number: LM34927 I use the LM34927 to converter 24V to 12V to drive the 16pcs relays. The relay core resistance value is 240Ω. So the output current of 12V about need to 711mA. And I check the datasheet of the LM34927 in page6 has the current minimum…
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  • LM34927: Increased output current of Isolated buck

    Resolved
    Part Number: LM34927 Hello Guys, Good day. Our customer is looking for an isolated buck converter with output current of at least 5A. Is there a way to increase the output current of LM34927 to 5A? Are there any other options for the customer…
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