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Showing 182 results View by: Thread Post Sort by
  • DRV8837: DRV8837

    SUBEEN KIM1
    SUBEEN KIM1
    TI Thinks Resolved
    Part Number: DRV8837 Hello I use drv8837 on our board. Our board operates the Motor Linear Actuator. (Motor Model : xydh12) Our board performs break operation after forward or reverse operation. When breaking, the motor generates twice as much (about…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: Motor driver

    Pallavi Aggarwal
    Pallavi Aggarwal
    TI Thinks Resolved
    Part Number: DRV8837 Hi, I have connected nSLEEP, IN1, IN2 to the controller GPIO's. Everything is working fine but when I check the current that my circuit draws when nSLEEP = 0, it shows 1.1mA (exclusive of other peripherals on board). The datasheet…
    • 1 month ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: Swiching noise in DRV8837 simulation

    Vladislavas Cerkasovas
    Vladislavas Cerkasovas
    TI Thinks Resolved
    Part Number: DRV8837 Other Parts Discussed in Thread: DRV8838 , , DRV8873-Q1 , Hi, There are two questions regarding DRV8837/DRV8838 motor driver IC. 1. I did a simple test in LTspice using DRV8837. I set In1 to 0V and IN2 to 3.3V. I expect to see a DC signal…
    • 4 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: Low-side current measurement in DRV8837

    Electro_crazy
    Electro_crazy
    TI Thinks Resolved
    Part Number: DRV8837 Hello, I am performing low-side current measurement for the motor fault detection. As shown in the attached image, in left side I was using transistor for motor bridge and 0.1 Ohm resistor for motor current failure detection. But…
    • 8 months ago
    • Motor drivers
    • Motor drivers forum
  • Answered
  • DRV8837: Delay time calculation for each mode

    Ben Kuo
    Ben Kuo
    Resolved
    Part Number: DRV8837 Dear team, May I double confirm with you about below delay time of each mode switch? Mode Switch Delay time Forward to Coast output disable time: T8 Forward to Brake output high to low: T12 Reverse to Coast …
    • Resolved
    • 5 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: PSPICE model - Coasting and brake current simulation

    Carsten Rothmann
    Carsten Rothmann
    TI Thinks Resolved
    Part Number: DRV8837 Hi I am working on a large volume project for a client. Due to the FDA approval I need to go into details with the H-Bridge. I have downloaded the newest (and only) PSpice model DRV8837 PSpice Model (Rev. A) "SLVM958A.ZIP (18 KB) - PSpice…
    • 5 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: Motor Protection

    Electro_crazy
    Electro_crazy
    TI Thinks Resolved
    Part Number: DRV8837 Hello, Is it required to connect a varistor or birectional TVS diode in parallel to motor for protection against high voltage spikes? or does the IC provides protection against inductor current?
    • 8 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: thermal pad connection

    Yuan Tan63
    Yuan Tan63
    TI Thinks Resolved
    Part Number: DRV8837 Hi, Customer want to know the internal connection of thermal pad. what if they don't connect that with GND and let it floating? thanks. Yuan
    • 10 months ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: Flyback current handling in DRV8837

    Daniel Wanninger26
    Daniel Wanninger26
    TI Thinks Resolved
    Part Number: DRV8837 I've incorporated a DRV8837 into my motor application. VM is supplied by a boost regulator that maintains an output of 7V. When I drive the motor and then abruptly brake, I see the expected negative flyback current coming from…
    • over 1 year ago
    • Motor drivers
    • Motor drivers forum
  • DRV8837: motor coil current should not be negative in figure11?

    XY
    XY
    Part Number: DRV8837 Other Parts Discussed in Thread: DRV8833 Hi there, we are considering use DRV8837 to control DC motor, simply in open loop. Some questions on H bridge and PWM control basics. Question 1: In datasheet figure 11, the motor is running…
    • 10 months ago
    • Motor drivers
    • Motor drivers forum
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