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Showing 71 results View by: Thread Post Sort by
  • tps65921 use question

    Muzaffer Kal
    Muzaffer Kal
    Hi, I am considering using this part in a design and I have a couple of questions: * is it possible to make a usb device which receives its power from VBUS at around 1.2A input current (which Battery charging spec v1.2 allows) using this device with…
    • over 10 years ago
    • Power management
    • Power management forum
  • TPS65921 NRESPWRON problem

    Jason Senior
    Jason Senior
    Other Parts Discussed in Thread: TPS65921 We have implented a design using the TPS65921 device howeverf we are having issues in that at temperature (~85 deg C) the devices is pulling low the NRESPWRON signal causing the processoe to stop. Can anyone tell…
    • over 10 years ago
    • Power management
    • Power management forum
  • TPS65921 minimum power on voltage

    Eli az
    Eli az
    Other Parts Discussed in Thread: TPS65930 , TPS65921 , TPS65291 Hi, In our future design we're considering to move from TPS65930 to TPS65921. The TPS65930 had a limitation where the minimum power up voltage @ VBAT was 3.2V (note for table 4.3 on page…
    • over 11 years ago
    • Power management
    • Power management forum
  • RE: TPS65921: keypad i/f with external pull-ups

    John Fedak
    John Fedak
    Hi Team, An additional question has come up: ------------------------------ Is it possible to disable the internal pull ups on the KBD_R pins? The TPS65921 register manual shows two registers (GPPUPDCTR2 and GPPUPDCTR3) which are described to control…
    • over 10 years ago
    • Power management
    • Power management forum
  • TPS65921 getting started

    Jason Senior
    Jason Senior
    Other Parts Discussed in Thread: TPS65921 I am new to using the TPS65921 devices and I am looking for some basic information. How do I access the internal registers? Is it through the I2C or USB? Can I set the register value to ensure the same start-up…
    • over 12 years ago
    • Power management
    • Power management forum
  • RE: does TPS65921 support Battery charging spec 1.2 so that I can get 1.5A from the VBUS when connected to CDP?

    Blake TI Community
    Blake TI Community
    Muzaffer Kal I've moved your question on TPS65921 to the (DO NOT USE) PMIC Forum so that team can further assist you.
    • over 9 years ago
    • Power management
    • Power management forum
  • TPS65921 PCB Layout Guidelines

    Alexandru Mixich
    Alexandru Mixich
    Other Parts Discussed in Thread: AM3703 Hello, it is possible to receive the complete gerber data for the pcb board mentioned in the document SWCA091? We intend to use this PMU with the AM3703. We would like not to use the "HDI" technologies. …
    • over 14 years ago
    • Power management
    • Power management forum
  • TPS65921 requires

    Jan Volkering
    Jan Volkering
    Other Parts Discussed in Thread: TPS65921 , TPS65920 If the HFCLKIN is not connected, does the I2C still works? Therew is no info on the clocking of the I2C block in the datasheet Can you send the TPS65921 TRM?
    • over 13 years ago
    • Power management
    • Power management forum
  • TPS65921 RTC battery backup capability

    Jeff Mogensen
    Jeff Mogensen
    Other Parts Discussed in Thread: TPS65921 , TPS65920 I have connected a battery to ball G9 BKBAT VBACKUP and have maintained the RTC after removing power main power VBAT. The documentation on the TPS65921 states that ball G9 BKBAT VBACKUP must be…
    • over 13 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS65921 BSDL file

    Jeff Mogensen
    Jeff Mogensen
    Resolved
    Other Parts Discussed in Thread: TPS65921 , TPS65920 Hello, Can you post the TPS65921 BSDL file developing JTAG boundary scan tests? I have found the TPS65920 BSDL file at TPS65920 BSDL Models (ZIP 3 KB) to use as a short-term work-around; however…
    • Resolved
    • over 14 years ago
    • Power management
    • Power management forum
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