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  • LM53625-Q1: EMI test report

    TI Thinks Resolved
    Part Number: LM53625-Q1 Other Parts Discussed in Thread: LM63625-Q1 Hi Expert, Do we have EMI report for LM53625-Q1 can share with customer for reference? They would like to compare the EMI result with LM63625-Q1. We see there have conducted EMI result…

  • LM53625-Q1: Schematic review and SW waveform issue

    TI Thinks Resolved
    Part Number: LM53625-Q1 Hi team I would like to ask whether the LM53625Q1 (SNA10001Q1) schematic design is OK and why customer tested the SW waveform abnormally: Could you please help to check what parameters are chose not properly and cause this SW…
    • Answered

  • LM53625-Q1: SYNC input- conflicting DS entries

    Resolved
    Part Number: LM53625-Q1 Hi, There is an apparent contradiction in the DS. Can you clarify which of these is correct? 8.3.6: The device remains in FPWM mode and operates in CCM for light loads when synchronization input is provided. 8.4.1: The SYNC input…
    • Resolved
    • Answered

  • LM53625-Q1: Alternative replacement for LM536253QRNLTQ1, LP87702DRHBRQ1 and TPS7A5301QRGRRQ1

    Resolved
    Part Number: LM53625-Q1 Hi There, Our product is using LM536253QRNLTQ1, LP87702DRHBRQ1 and TPS7A5301QRGRRQ1 in our design. Unfortunately, these three power chips are all out of stock. And lead time are extremely long. So here I am asking for help: any…
    • Resolved
    • Answered

  • LM53625-Q1: Component alternatives

    Resolved
    Part Number: LM53625-Q1 Hi Given the current component situation, I need confirmation that I can use alternative MPNs as drop-in replacements in an existing design. The application is 5V, using below 2.5A. Both with spread spectrum (+SS) and without spread…
    • Resolved

  • LM53625-Q1: LM536255 Design issue from customer

    Part Number: LM53625-Q1 Dear Sir/Ms. The attachment is the circuit diagram of my customer. He asked if the input voltage is greater than 36V, will the output voltage become something? Is it a short circuit or is it greater than 6V? The customer also asked…

  • LM53625-Q1: About boot strap resistor and EMI Question

    Part Number: LM53625-Q1 Dear Sir/Ms. LM53625 CBOOT Pin is recommended to add a 3 ohm resistor solution to EMI ( in datasheet Layout guide 3.) . The customer is asking how much can be increased? Are there any other risks after the increase? We have tried…

  • LM53625-Q1: Why does LM536255LQ have better EMC at 24V to 5V conversion ? (comparing to LM536255Q )

    Part Number: LM53625-Q1 Hi We done the measurement, test result as picture shown below. 1. Why does LM536255LQ have better EMC at 24V to 5V conversion ? (comparing to LM536255Q ) 2. Are there different internal architecture of LM536255Q and LM536255LQ…
    • Answered

  • LM53625-Q1: Can the output still be regulated at 5V if the input voltage go beyond 36V when conducting ISO7637 test ?

    Resolved
    Part Number: LM53625-Q1 Hi Can the output still be regulated at 5V if the input voltage go beyond 36V (for example 39V) when conducting ISO7637 test ?
    • Resolved

  • LM53625-Q1: Do's and Don't's

    TI Thinks Resolved
    Part Number: LM53625-Q1 Hi TI-team My customer want to know about the following in the datasheet. Don't: Allow the output voltage to exceed the input voltage, nor go below ground. It's understandable because it's not working properly. Why is…

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