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Showing 428 results View by: Thread Post Sort by
  • DRV8432: out_b pwm waveform anomaly behavior in drv8432.

    sang min kim
    sang min kim
    TI Thinks Resolved
    Part Number: DRV8432 Hello. I designed a circuit that drives Peltier using drv8432. Try to control two peltiers with one drv8432 The circuit is... GVDD=VDD=PVDD = 12V, (load = peltier) duty30% (yellow = out_a port , blue = out_b port) GVDD=VDD=12V…
    • 2 days ago
    • Motor drivers
    • Motor drivers forum
  • Answered
  • DRV8432: DRV8432 thermal calculation

    龙飞 黄
    龙飞 黄
    Resolved
    Part Number: DRV8432 Other Parts Discussed in Thread: DRV8245-Q1 hello, i have a question about the DRV8432 thermal calculation the spec of DRV8432 shows it can output 2*7A continous and 2*12A peak. but when i do the thermal calculation i found if i output…
    • Resolved
    • 3 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Threshold current of OCP

    Yasushi Fujiwara
    Yasushi Fujiwara
    TI Thinks Resolved
    Part Number: DRV8432 Hello Experts, My customer would like to know whether the triggered current of OCP will vary by temperature or not. Because customer did some test and triggered current of OCP has varied. It seems that a triggered current sift lower…
    • 27 days ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Driving 2-phase stepper motor

    Cherry Zhou
    Cherry Zhou
    TI Thinks Resolved
    Part Number: DRV8432 Other Parts Discussed in Thread: DRV8462 , DRV8412 Hi team, Here's an issue from the customer may need your help: When driving a two-phase stepper motor, there are four inputs, PWMA~PWMD. How are the 4 inputs configured on the MCU…
    • 3 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Drive stepper motor

    Anjanaa N
    Anjanaa N
    TI Thinks Resolved
    Part Number: DRV8432 Other Parts Discussed in Thread: DRV8462 Hi, I am using DRV8432DKD for driving stepper motor. Which facing issues in driving the stepper motor, as the PWM driving sequence is not given in datasheet. Provide the PWM truth table for…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Maximum DC Bus Voltage Vs (abs/max)

    Amir Rashid
    Amir Rashid
    TI Thinks Resolved
    Part Number: DRV8432 Other Parts Discussed in Thread: DRV8412 , DRV8462 Hi, There is a small confusion on the maximum safe voltage for using this IC. Its datasheet mentions 70 V. However, its evaluation board recommends 52.5 V only. What limits the evaluation…
    • 5 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Permanent damage to DRV8432 when motor shaft spun.

    Andrew Wakefield
    Andrew Wakefield
    TI Thinks Resolved
    Part Number: DRV8432 We have an application where it is possible the motor shaft is spun with no control power to the product. At this time the motor is a generator and is converted to DC Bus power thru the flyback diodes in the DRV8432 between PVDD_x…
    • 8 months ago
    • Motor drivers
    • Motor drivers forum
  • Answered
  • DRV8432: output pulse issue

    Cherry Zhou
    Cherry Zhou
    Resolved
    Part Number: DRV8432 Hi team, Here's an issue from the customer may need your help: Output a pulse signal of less than 1us at PWM frequency, as shown in the following figure: And the schematic is as follows: The input and output of the 74HC32 are…
    • Resolved
    • 8 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: DRV8432DKD Motor Driver Switching Fault

    Fahri Türedi
    Fahri Türedi
    Part Number: DRV8432 We are using DRV8432 in PFB mode to drive a brushed DC motor. The circuit schematic is given in "drv8432_cct.png". The PVDD voltage is 28V, and the switching frequency is 100kHz. We are using closed loop current control to drive the…
    • 8 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8432: Mode select Pins

    Anjanaa N
    Anjanaa N
    TI Thinks Resolved
    Part Number: DRV8432 Other Parts Discussed in Thread: DRV8711 , DRV8434 Hi, I am using DRV8432DKD. In datasheet the mode select pin connection is given in section 9.4.4 as " It is not recommended to connect mode pins to board ground if 1-Ω resistor…
    • 9 months ago
    • Motor drivers
    • Motor drivers forum
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