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Showing 105 results View by: Thread Post Sort by
    Answered
  • DRV3901-Q1: SPI MISO Timing Specs for DRV3901-Q1

    linxuan gao
    linxuan gao
    Resolved
    Part Number: DRV3901-Q1 Hello teams, I'm using the BQ79731 as a Master to communicate with the DRV3901-Q1. To calculate the setup/hold margin, I need the following SPI output timing parameters for the DRV3901: SCLK edge to SDO valid delay (Max)…
    • Resolved
    • 3 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: DRV3901-Q1 datasheet

    Aleksandr Sorokin
    Aleksandr Sorokin
    TI Thinks Resolved
    Part Number: DRV3901-Q1 Where can I get the full datasheet for this chip? I’m looking for complete documentation including command descriptions, diagnostics, and guidelines on how to properly work with it. I’m planning to use it in my design, so I want…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: Inquiry regarding 47nF maximum capacitance for COUTH/COUTL on DRV3901-Q1

    linxuan gao
    linxuan gao
    Part Number: DRV3901-Q1 Hi TI Team, I am currently designing a pyro-fuse driver circuit using the DRV3901-Q1 . In the datasheet, the recommended value for the ESD capacitors on the OUTH and OUTL pins (COUTH/COUTL) is specified as ≤ 47nF . I would…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: Issue with Shared SPI Bus: Microcontroller, BQ79731 (UIR), and DRV3901-Q1 (Pyro Switch)

    Yakshraj Sharma
    Yakshraj Sharma
    Part Number: DRV3901-Q1 Other Parts Discussed in Thread: ISO7041-Q1 , BQ79731-Q1 , TXU0102 , , ISO7041 Hello TI, We are facing an issue in our BMS, and I am sharing the details below. Part Numbers: MCU: TMS320F28P659DK8PZPRQ1 2. UIR IC:…
    • 3 months ago
    • Motor drivers
    • Motor drivers forum
  • Answered
  • DRV3901-Q1: DRV3901-Q1

    snehal
    snehal
    Resolved
    Part Number: DRV3901-Q1 Other Parts Discussed in Thread: TCA9539-Q1 , Tool/software: Hello TI team, Can I connect CS pin of DRV3901-Q1 this IC to I/O expander IC TCA9539-Q1? DRV3901-Q1 has 24bit SPI and TCA9539-Q1nhas 8 bit I2C? Will it affect the…
    • Resolved
    • 11 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: DRV3901: Inquiry on current rise slope (0-20% and 80-100%)

    linxuan gao
    linxuan gao
    TI Thinks Resolved
    Part Number: DRV3901-Q1 Hi TI Team, The DRV3901 datasheet only specifies the Rising current slope for the 20% to 80% range. Could you please provide the parameters or a correction factor for the remaining 0-20% and 80-100% segments? Our application…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: Request for Min/Max Curves and Statistical Data for DRV3901-Q1 Deployment Current and V_DRV for WCA

    Danilo A.
    Danilo A.
    TI Thinks Resolved
    Part Number: DRV3901-Q1 Hi Team, Posting on behalf of our customer. I'll share this E2E post with our customer so he can reply when needed. We are currently performing a Worst-case Analysis (WCA) for a Pyrofuse application (38A/0.5ms pulse) using…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • Answered
  • DRV3901-Q1: Recommended pyro-fuse

    Shuji Ishiwata
    Shuji Ishiwata
    Resolved
    Part Number: DRV3901-Q1 Hi All, I have a question about the DRV3901-Q1. There are various manufacturers of pyrofuses, but have you actually confirmed the operation of any pyro-fuses? Autoliv is a manufacturer with a large market share for pyro-fuses…
    • Resolved
    • 1 month ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: How to ensure BQ79731 PWM output (16kHz/75% duty) falls within DRV3901's detectable range when duty cycle tolerance is not specified?

    linxuan gao
    linxuan gao
    TI Thinks Resolved
    Part Number: DRV3901-Q1 Other Parts Discussed in Thread: BQ79731-Q1 Hi TI teams, We are currently in an advanced development phase and still at a purely calculation stage .We are designing a system where the BQ79731-Q1's OC1/OC2 pins (in PWM mode) are…
    • 2 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV3901-Q1: DRV3901-Q1 off-state diagnostic sequence

    Razvan Mal
    Razvan Mal
    TI Thinks Resolved
    Part Number: DRV3901-Q1 Tool/software: Hello, I would have a question regarding DRV3901-Q1 off-state diagnostic sequence. Does it require a disabling of TRG 1 & 2 pins in order to avoid false deployment of the pyrofuse? In case TRG pins are not disabled…
    • over 1 year ago
    • Motor drivers
    • Motor drivers forum
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