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  • TMS320F28027F: F28027F + DRV8305

    Resolved
    Part Number: TMS320F28027F Other Parts Discussed in Thread: DRV8305 Hello Greetings of the day!!! I am using F28027F + DRV8305 for driving BLDC motor. I am using projlab05b.c. In projlab05b.c i have written follwing code float A_RPM=5.0;count++; if(count…
    • Resolved

  • DRV8305-Q1: Simulation model

    Part Number: DRV8305-Q1 Hi all, I would like to ask if exist any model to simulate DRV8305-Q1. Thank!
    • Answered

  • DRV8305-Q1: question about UVLO function

    Resolved
    Part Number: DRV8305-Q1 hi expert For ULVO function in datasheet, i have two questions Q1: How can i understand the parameter of PVDD falling and PVDD rising? Let us assume PVDD is 10V now, when PVDD is rising to 42.5V(10V+32.5V( shown in datasheet )) because…
    • Resolved

  • RE: DRV8305: BLDC motor is 1400kv, how to calculate whether the current is enough?

    Hi Frank, Josh, Closing this thread - please let us know if you need further assistance, and help mark the answer above as 'resolved' if it answered your question. Thanks! Best Regards, Andrew
    • Answered

  • DRV8305-Q1: High current after setting Gate_EN

    Resolved
    Part Number: DRV8305-Q1 Other Parts Discussed in Thread: DRV8305 Hello, we are using the DRV8305NQPHPQ1 as the gate driver for our BLDC motor control board and are experiencing a jump in the the total current to the board from 70 mA to 390 mA when the…
    • Resolved

  • RE: DRV8305: RE: DRV8305: Setting half-bridges to Low, Pwm, or Hi-Z

    Hello, Closing thread for now - but as mentioned above, please feel free to click the button for 'ask a related question' and reference this e2e thread to continue the conversation. Thanks! Best Regards, Andrew
    • Answered

  • DRV8305: Will DRV8305 shoot through protection prevent cycling of low side switches without cycling hi side?

    Resolved
    Part Number: DRV8305 I have a 3phase BLDC motor driver using DRV8305. During deceleration, I'm considering closing only the low side switches (all 3 simultaneously) to perform eddy current braking while using low side shunts to monitor the current so…
    • Resolved

  • RE: DRV8305-Q1: Noise on AmplifierOutput coincident to chargepump activity

    Hello Akshay, thanks for your input, I started several trials to optimize the signal quality, but in the end I couldn't achieve a big improvement in scope of the existing pcb design. At first to your questions: If analyzing the signal quality by monitoring…

  • RE: DRV8305: not working

    Hi Sanjana, Do you need assistance on this thread? If not, please mark as "Resolved". Thanks, Aaron

  • RE: DRV8305-Q1: VDS_OCP

    Hi Kura-san, kura said: Is it okay to assume that the charge pump normally does not drop to 5.3 V (= the charge pump's low voltage protection does not work) within the range of PVDD = 4.4 to 45 V? The specification in the register setting is 4.9V typical…

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