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  • LM25576: Current limit.

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    Part Number: LM25576 Hi team, The revision of the datasheet is new, and the current limit value has been removed. Was this deleted by mistake? Should I refer to the value in the previous datasheet? *SNVS470I (New) *SNVS470H (Old) BR, Kengo.
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    • Answered

  • LM25576: Thermal resistance junction to case

    Resolved
    Part Number: LM25576 Tool/software: Could you tell me the thermal resistance junction to case(top of the package) ?
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  • LM25576: Webench simulation provided -15V, 1.5A output but the actual PCB only maintains -15V at 1.1A

    TI Thinks Resolved
    Part Number: LM25576 Tool/software: I have a LM25576 Inverting Buck-Boost circuit. Vin =+14.5 - 15.5V. Vout = -15V. Iout = 1.5V. The design was copied from Webench simulation. All 5 prototype boards only generate -15V at 1.1A maximum. At 1.5A, the output…

  • LM25576: Two LM25576 ICs synchronization

    TI Thinks Resolved
    Part Number: LM25576 I want to operate two LM25576 integrated circuits as inverted buck boost and at the same time I want to synchronize them with each other. The synchronous pin is not included in the simulations. Can you help with this issue? Is there…
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  • LM25576: Export WEBENCH Design to TINA-TI

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    Part Number: LM25576 Other Parts Discussed in Thread: TINA-TI Tool/software: Hi, I'm trying to export a WEBENCH design for LM25576MH/NOPB to TINA-TI, but I'm not finding that feature available for this part. Is this something that is available, and…
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  • LM25576: LM25576 as inverting operation and TPSM82913 as buck converter with same external synchron signal.

    TI Thinks Resolved
    Part Number: LM25576 Other Parts Discussed in Thread: TPSM82913 I want to synchronize both ICs with the same external clock signal. LM25576 Vin = 7v, Vout = -12v, TPSM82913 Vin =7v Vout = 5v. I want to try in practice but doesnt work. Please help…
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  • LM25576-Q1: Evaluation Module

    Resolved
    Part Number: LM25576-Q1 Other Parts Discussed in Thread: LM25576 , LM5575EVAL Hello, I am looking to test the LM25576, but there doesn't seem to be an EVM available on the sample store. I was wondering if anyone knows if an EVM for this device exists…
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  • LM25576: EPAD Connection

    TI Thinks Resolved
    Part Number: LM25576 Hello Team, Where should I connect the EPAD in this IC while using it in Inverted Buck-Boost Configuration ? Should I connect it to GND or to the PGND/AGND Pins ? Thanks in advance Regards

  • LM25576: Problem in inverting buck boost design (simulation and pcb fail)

    TI Thinks Resolved
    Part Number: LM25576 Other Parts Discussed in Thread: TINA-TI Hello, I'm trying to design a power supply with 12V input and -5V output (@2A). Using the webench power designer, the following circuit was generated which I imported in my design …

  • LM25576: LM25576 - IS pins (15, 16) forced low

    TI Thinks Resolved
    Part Number: LM25576 Hello, I have a typical LM25576 circuit, which is a new iteration of a previously working design. The circuit fails to start and I have found that the IS pins, 15 and 16 are being shunted to PGND. I was hoping to get some help…

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