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  • TIDA-00281: Flyback converter circuit isolated 12V output not working (incorrect resistor value was fitted to FB pin)

    TI Thinks Resolved
    Part Number: TIDA-00281 Our PCB supplier has manufactured and assembled four boards of the TI reference design TIDA-00281 (Automotive 48V 1kW Motor Drive Reference Design). Unfortunately, during assembly they mixed up resistor R46 (61.9k) which is used…

  • TIDA-00281: Isolated flyback transformer 750315511 not available

    TI Thinks Resolved
    Part Number: TIDA-00281 Other Parts Discussed in Thread: TPS40210-Q1 , UCC27201A In the TI Design TIDA-00281, in the flyback circuit, they have used a isolated flyback transformer 750315511 mfg. @Wurth Electronics. But i was unable to find that in any of…

  • TIDA-00281: Motor Controller input using both Potentiometer and Reed Switch Input for Electric Bicycles

    Part Number: TIDA-00281 I'm developing an electric bicycle that runs on a 48Volt 250Watt BLDC Motor which needs to be spun with a throttle control (Potentiometer) as well as Pedal Assist Mode (an input from Reed Switch attached at the pedaling position…

  • RE: TIDA-00281 EVM Request

    Thomas - this request was just today forwarded to me. Is your customer still asking for TIDA-00281 hardware?
    • Answered

  • TIDA-00281 GND layer Gerber File

    Resolved
    Other Parts Discussed in Thread: TIDA-00281 Hello; Our customer looking for gerber file for GND layer for TIDA-00281. Since user guide, following, on page 94. shows "Figure 140: Layer 2 - Ground", www.tij.co.jp/.../tiduay9.pdf However, I can…
    • Resolved

  • Regarding TIDA-00281 Automotive 48V 1kW Motor Drive Reference Design

    Hello, Is it possible to by TIDA-00281 Automotive 48V 1kW Motor Drive Reference Design without launchpad?
    • Answered

  • CSD19535KTT: Protection around Mosfet for BLDC power stage

    Resolved
    Part Number: CSD19535KTT Other Parts Discussed in Thread: CSD19536KTT , TIDM-1003 , TIDA-00281 , TPS54560 Dear, I am designing a BLDC power stage around CSD19536KTT Mosfet with this : As you see it is a very minimum design, when looking at TIDA 00281 I saw…
    • Resolved
    • Answered

  • RE: DRV10987: Power dissipation calculation

    Resolved
    Hi Cole, Thanks. the concept of sqrt(3) is from Jiri of TI in E2E post at regarding the line power and input power. In TIDA-00281, he said, " 30 A is the maximum input DC current. Power per phase is Iin/sqrt(3) = 17.32 A The motor drive is rated…

  • TIDA-00951: Clamp delay time explanation

    TI Thinks Resolved
    Part Number: TIDA-00951 Hi, I have couple of questions on the boost mode, What is the purpose of delay_1 and Tdelay_2 ? there is need to be ZVS is the transistors on the low side? A very large power losses are created on the transistors during the…

  • RE: DRV8353R: Negative transients seen at low side mosfet gate when high side mosfet turns ON with 4A of load current

    Hi Chandra, "I did capture waveforms from DRV8353RS-EVM board and I do see same spikes even in EVM board." - That is normal. "Does it mean my probes are inductive or EVM board is not designed well ? "- The main problem with oscilloscope probes…

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