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  • TPS62140: TPS62140EVM-505 EVM issue

    TI Thinks Resolved
    Part Number: TPS62140 Hi, We tested TPS62140EVM with input voltage 17V and got the waveform as below. We didn't know why the input voltage becomes up to 20V. And it becomes unstable.
    • Answered

  • TPS62132: Do I really have to use shielded inductors when using TI's Buck converters?

    Resolved
    Part Number: TPS62132 Other Parts Discussed in Thread: TPS62130EVM-505 , TPS62140EVM-505 , TPS62150EVM-505 , Hi, I'm creating my custom PCB using the TPS62132RGTR. In the SLVU437A (TPS62130EVM-505, TPS62140EVM-505, and TPS62150EVM-505 Evaluation…
    • Resolved
    • Answered

  • RE: TPS6214x as a LDO replacement?

    Resolved
    The D/S has a few graphs and you are welcome to evaluate the EVM to get any data that you want: http://www.ti.com/tool/tps62140evm-505

  • TPS62140 Issues

    Other Parts Discussed in Thread: TPS62140EVM-505 Our team is using two TPS62140s as main power regulators on our board to step down the voltage from a higher voltage to 3.3 and 5V. We followed TPS62140EVM-505's PCB layout and the same parts for our boards…
    • Answered

  • RE: TMS320C6654: Typical power consumption of C6654, C6672 and C6674?

    Resolved
    Ramgopal, Your assessment of the bulk decoupling required is correct. You must calculate the required amount and validate it. The Hardware Design Guide (SPRABI2) discusses this calculation. This bulk capacitance will affect the control loop on the…
    • Answered

  • RE: TMS320C6655: PMIC or power design for C6655 smartreflex?

    Resolved
    SI, Please see the attached presentation. It was originally prepared for the LM10010 which was later superceded by the LM10011 which has higher precision. Please also see the many E2E posts discussing the LM10011 and TPS56121 with C667x and C665x. …

  • RE: CVDD Power supply choices?

    Trevor, The attached presentation shows a range of possible solutions. Tom Power Managment for C667x and C665x.pdf
    • Answered

  • RE: TPS62133 Recommended Footprint Layout Change in latest datasheet

    Resolved
    tps62133.pdf Thanks for your support John. So sad to know there is no way to be informed when this type of changes happen! Hi Chris, Attached is the datasheet. I hope to have attached it correctly. Page 37 shows the old package drawing. If you can…

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