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Frequent questions

  • [FAQ] UCC27311A-Q1: Using a high-side or half-bridge gate driver as a low-side gate driver

    Part Number: UCC27311A-Q1 Tool/software: What are the considerations for using the high-side output of a half-bridge gate driver as a low-side gate driver? When utilizing a half-bridge driver in a typical half-bridge configuration, an internal level…

  • [FAQ] UCC27301A-Q1: Gate drivers for automotive mobile device wireless charging

    Part Number: UCC27301A-Q1 Other Parts Discussed in Thread: UCC27282-Q1 Tool/software: Wireless charging for mobile devices in automobiles is a common and convenient feature. These chargers are typically powered from the 12V battery system but in some…

  • [FAQ] BQ25750: What do I need to know about the BQ25750, BQ25751, and BQ25820 power path switchover?

    Part Number: BQ25750 Other Parts Discussed in Thread: BQ25751 Tool/software: By default, these ICs have an automatic power path switchover. When the VAC power is out the of range set by the ACUV/ACOV resistors, system power will change to VBAT. When…

  • [FAQ] What is split output and how to use it?

    Other Parts Discussed in Thread: LMG1020 , UCC57108 TI gate drivers use a pull-up and pull-down structure in the output stage in order to drive a power device. The pull-up structure supplies the source current to turn on the power device, and the pull…

  • [FAQ] BQ40Z50: How to do a two-word override MAC sequence ???

    Tool/software: I am trying to override the Temperature by sending ManufacturerAccess() 0x3008 WriteTemp, but it does not work. What am I doing wrong?

  • [FAQ] What happens when output overshoot or undershoot occurs and how to address it?

    TI's gate drivers use a pull-up and pull-down structure in order to drive the output stage. The pull-up structure supplies the source current to turn on the power device, and the pull-down structure supplies the sink current to turn off the power device…

  • [FAQ] BQ2589x FAQs

    Other Parts Discussed in Thread: BQ25892 , BQ25895 , BQ25895M , BQ25890H , BQ25890 , BQ25896 , BQ25898 , BQ25898D , BQ25898C BQ2589x FAQ Home Page This home page is for common questions in relation to the BQ25890, BQ25890H, BQ25892, BQ25895, BQ25895M…

  • [FAQ] BQ25890H: Differences between BQ25890 and BQ25890H

    Part Number: BQ25890H Other Parts Discussed in Thread: BQ25890 , Tool/software: The differences on the BQ25890H compared to the BQ25890 are as follows. At startup in charge mode the H version not only does regular D+/D- detection the same as BQ25890…

  • [FAQ] BQ76952: BQ76952EVM cell simulator

    Part Number: BQ76952 Tool/software: On the BQ76952 EVM, there is a resistive cell simulator made up of 200-Ω series resistors (BQ76952EVM User's Guide (Rev. A) Fig. 5-10). I want to know how to install this cell simulator.

  • [FAQ] LP5812: Quick program steps guide for LP5812, LP5810

    Part Number: LP5812 Other Parts Discussed in Thread: LP5810 , Tool/software: How to program LP5812, LP5810 in direct drive mode or TCM drive mode with auto or manual control?

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