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  • DRV8306: It is difficult to start the motor with DRV8306

    Part Number: DRV8306 Hi Team, Customer team had difficulty starting the motor when using DRV8306. When the motor is unloaded, it can be started normally most of time. However, when the motor is loaded, even if the loaded is small, there is a problem…

  • DRV8306: PWM frequency dependent motor speed

    Part Number: DRV8306 Tool/software: Hi everyone, we are designing a BLDC motor controller using DRV8306 and having issues with PWM frequency. We are using a 24V 27W motor, R_ISEN = 250mOhm and digital Hall sensors with open-drain outputs. …
    • Answered

  • DRV8306: New design : Understanding between VDS limit and current limit with ISEN/RSENSE

    Resolved
    Part Number: DRV8306 Tool/software: Hi community Can you explain difference between VDS overcurrent limit and current limit with ISEN/RSENSE ? As I understand: - VDS overcurrent limit is to protect the MOSFETs, so VDS_OCP voltage must be set according…
    • Resolved
    • Answered

  • DRV8306: Sensored and Sensorless driver

    Resolved
    Part Number: DRV8306 Other Parts Discussed in Thread: MCT8329EVM , MCF8329EVM , , DRV8329 , DRV8323 Tool/software: Hello Team, We have below evaluation board for BLDC motor testing. with this board we have tested BLDC motor in trapezoidal sensored mode…
    • Resolved
    • Answered

  • DRV8306: DRV8306

    Resolved
    Part Number: DRV8306 MC33035DW.PDF DRV8306 38-V Brushless DC Motor Controller datasheet.pdf Dear Sir, I need to provide an analysis of the Motor Controllers performance difference, I would like to ask DRV8306 & MC33035DW which key point of the driving…
    • Resolved

  • DRV8306: DRV8306 schematic review

    TI Thinks Resolved
    Part Number: DRV8306 Hi Ti Team, Kindly review the attached scheme. Prime Responsibility of the Driver is to drive the 120W BLDC Motor. DC Rail is 24V which is Coming from Boost Converter Output. Switching Frequency of the Boost Converter is 230-400kHz…
    • Answered

  • DRV8306: Oscillation mode,encoder feedback control

    Resolved
    Part Number: DRV8306 Other Parts Discussed in Thread: DRV8320 , DRV8328 , DRV8323 , DRV8329 Hello Team, we have already developed BLDC driver using DRV8306 for normal linear operation. we want to upgrade the design by including below features in it…
    • Resolved
    • Answered

  • DRV8306: DRV8306

    Resolved
    Part Number: DRV8306 Other Parts Discussed in Thread: CSD88584Q5DC I used the drv8306 in a portable device. 12V DC power supply for motor. - 50W power output - following is my circuit. - 8000rpm ~ 30000rpm speed control - 15K PWM - mcu:STM32BOG1RCT6…
    • Resolved
    • Answered

  • DRV8306: The ABC three-phase output waveform of the drive circuit designed by DRV8306 is wrong, the motor speed is slow, and the duty cycle cannot be raised to more than 50%

    Resolved
    Part Number: DRV8306 Hi Team, The following two signals are the control signal PWM and the A-phase voltage waveform. As shown in the figure, the yellow signal refers to the A-phase voltage waveform, which is A trapezoidal wave. The other green signal…
    • Resolved

  • DRV8306: PWM speed issue

    TI Thinks Resolved
    Part Number: DRV8306 Hi Team, Could you help share how can the speed of the BLDC be adjusted by the PWM of the DRV8306, by the frequency or duty cycle of the PWM? Also, what is the highest speed supported by the DRV8306? Thanks. Best Regards, C…

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