• 

  Rick Duncan

  • 11 months ago
  • Motor drivers
  • Motor drivers forum

  RE: DRV8837: Controlling multiple latching solenoids and relays

  Hi Dharmesh, You are correct. You should see similar results at 300mA.
• 

  Gerald Goering

  • 4 months ago
  • Data converters
  • Data converters forum

  ADS1235: Using only AIN2 and AIN3 for AC-Excitation - Scaling the Ref Voltage

  • Resolved

  DRV8837 to reverse the voltage at the bridge. I think I got from figure 82 the information that with ACX1
• 

  Ann_Lien

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: what is the difference between the solution to support brushless/brush motor?

  TI Thinks Resolved

  Part Number: DRV8837 Hello expert, My customer would like to know if there is difference between solution support brushless/brush motor? For Brushless motor and brush motor, do we need to base on different criteria to choose solution for them? Thanks...
• 

  Daniel Wanninger26

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: Flyback current handling in DRV8837

  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...
• 

  Rick Duncan

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  RE: DRV8837: Bulk capacitance and max current drawn

  Hi Pranata, From both tests (confirmed from the probe pictures and today's test), I see that there is quite a difference between V supply or battery and VM at stall. It is always V supply > VM at stall. From my result it can be 0.4 ~ 0.6 V difference...
• 

  Pranata

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: Clarification on Current Limit Feature

  • Resolved

  Part Number: DRV8837 Hello, I have question regarding the DRV8837 from related question that I
• 

  Robin Zhou

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: Can the DRV8837 work normally at an altitude of 3000-4000 meters

  TI Thinks Resolved

  Part Number: DRV8837 Dear TI Experts~ Please help me check the impact of altitude on the DRV8837 chip. Can the DRV8837 work normally at an altitude of 3000-4000 meters? The product is a E-lock Thanks, Robin
• 

  Wang5577

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  RE: DRV8837: Need help and clarification on designing for stall torque and current

  we cannot use a lower resistance motorPranata, 1. Why for different motor, the DRV8837 seems can't give the same max current? Stall condition means the motor doesn't have the back EMF to against the input voltage. The input voltage is applied...
• 

  Daniel Gasparini

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: IN1 and IN2 logic voltages

  • Resolved

  Part Number: DRV8837 hello, i'm new in hardware development and i have some problems
• 

  user5707026

  • over 1 year ago
  • Motor drivers
  • Motor drivers forum

  DRV8837: motor is blocked, How to solve these problems in the intelligent door lock?

  TI Thinks Resolved

  Part Number: DRV8837 Hi The DRV8837 chip used in the intelligent door lock, when the motor is blocked, is there any suitable solution? What mechanism is used to protect the motor from stalling? Are there customers who do smart door locks? How do they...

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