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  • TPS25831-Q1: Schematic review for TPS25831-Q1 and HD3SS3212-Q1

    Resolved
    Part Number: TPS25831-Q1 Other Parts Discussed in Thread: TPS25830-Q1 , Hi E2E team, I would like your assistance in reviewing the schematic. It will be used in Apple CarPlay, MFi application. I would be very grateful for any feedback you can give. Thanks…
    • Resolved
    • Answered

  • TPS25831-Q1: TPS25831-Q1 design consideration w/ HD3SS3212-Q1 for 3.3V LDO and current limit mode

    Resolved
    Part Number: TPS25831-Q1 Other Parts Discussed in Thread: HD3SS3212-Q1 , HD3SS3212 , TPS25830-Q1 Hi E2E team, I would like to use TPS25831-Q1 and HD3SS3212-Q1 to implement an automotive product. A simplified block diagram is shown below: And Its planning…
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    • Answered

  • TPS25833-Q1: TPS25831-Q1 VS TPS25833-Q1

    Resolved
    Part Number: TPS25833-Q1 Other Parts Discussed in Thread: TPS25831-Q1 , Good morning, I kindly ask for the differences between the TPS25831-Q1 model and the TPS25833-Q1 model looking at the datasheets I don't find any differences, but I think something…
    • Resolved

  • TPS25831-Q1: maximum current 2.5A IEC62680 regulations

    TI Thinks Resolved
    Part Number: TPS25831-Q1 Hi we are designing a USB type-C board with the TPS25831-Q1 chip in Buck Average Current Limit configuration (no MOSFET) in auto DCP mode the question is the following: Does the USB regulation from the USB-IF committee require…

  • TPS25831-Q1: BC1.2 DCP compliance failed

    Part Number: TPS25831-Q1 Hi TI experts. We get a BC1.2 DCP compliance failed when using TPS25831-Q1. The fail item are DCP12, 13, 15. Here are the logs: BC1.2_DCP_P2_CC1_1.txt Packet-Master USB-PET Report on Product Copyright � 2010-2015 MQP…
    • Answered

  • TPS25831-Q1: Request for the test data of popular phone charging with max adv current data

    Resolved
    Part Number: TPS25831-Q1 Hello, My customer would like to see the latest TPS25831-Q1 test data like the following table (they got the table in around 2017 and old). They would like to know CDP[A] data at BC1.2 for some popular phones. Best regards, …
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    • Answered

  • TPS25831-Q1: Type-C detection vs DCP charging schemes detection

    Resolved
    Part Number: TPS25831-Q1 Hello, At TPS25831-Q1, which runs first when a device is connected to DFP via a cable, detecting CC for Type-C or the auto-detect state machine that supports all DCP charging schemes? Best regards, K.Hirano
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    • Answered

  • TPS25831-Q1: Current Limit Accuracy

    Resolved
    Part Number: TPS25831-Q1 Hello, My customer is using TPS25831-Q1 for their design. They have a question about current limit accuracy. They are adopting “ Buck average current limit ” . According to the datasheet, Rsns=15mohms, Rset=300ohms and…
    • Resolved

  • TPS25831-Q1: 5V/3A charger MFi certification

    TI Thinks Resolved
    Part Number: TPS25831-Q1 Hi Team, We want to use TPS25831-Q1 and meet MFi requirement. As app note said, 3A current limit suggest place 330uF cap on CSP. To my understanding CSP line is like Vbus. https://www.ti.com/lit/an/slvaeq2/slvaeq2.pdf?ts=166…
    • Answered

  • TPS25831-Q1: Connecting a Type A mobile battery to TPS25831-Q1 through Type-A to Type-C cable

    Resolved
    Part Number: TPS25831-Q1 Hello, My customer has some questions about BUS voltage when IN and EN are off and BUS is driven at 5V. This scenario is like, connecting a Type A mobile battery to TPS25831-Q1 through Type-A to Type-C cable. Q1: At the above…
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