• DRV8889-Q1: Stall detection check

  

  Lanxi Li

  Part Number: DRV8889-Q1 Tool/software: Hello team, My customer want to check the DRV8889 stall detection. Currently, the half-step is 120PPS, with a total of 576 steps. EXV blockage detection is not easy to identify, and only by increasing the speed can…

  • 6 hours ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8889-Q1: OCP retry thermal risk

  

  Grey Guo

  Resolved

  Part Number: DRV8889-Q1 Tool/software: Hi team, My customer is using OCP auto-retry function of DRV8889-Q1. They want to know whether there is risk when DRV8889 keeps retrying every 4ms under overcurrent condition for 1 minute. They are worried it may…

  • Resolved

  • 3 days ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8889-Q1EVM: Problem with getting correct data using DRV8889-Q1 GUI v0.1.0 for tests with DRV8889A

  

  Lars Munch

  Resolved

  Part Number: DRV8889-Q1EVM Other Parts Discussed in Thread: DRV8889-Q1 , Tool/software: Hi all, I have downloaded the DRV8889-Q1 GUI v0.1.0 for tests of the DRV8889A using an updated DRV889-Q1EVL. It works OK regarding being able to set and clear the specific…

  • Resolved

  • 27 days ago
  • Motor drivers
  • Motor drivers forum

• DRV8889-Q1: tOL: Open load detection time for DRV8889A-Q1

  

  Shotaro Sakai

  TI Thinks Resolved

  Part Number: DRV8889-Q1 Tool/software: Hello team, My customer is evaluating DRV8889A-Q1 now. And they want to know min value of tOL. Do we have a reference value? Best regards, Shotaro

  • 17 days ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8889-Q1: DRV8889-Q1 motor selection for stall detection

  

  Alex Wang

  Resolved

  Part Number: DRV8889-Q1 Tool/software: Hi Murugavel, The thread "DRV8889-Q1: DRV8889-Q1 stall detection issue" has been locked. Sorry for opening this thread for response. We got 14HK0407N stepper this week, and the good news is we could detect…

  • Resolved

  • 2 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8889-Q1: Software Config Questions

  

  Xiaowei Zhang

  TI Thinks Resolved

  Part Number: DRV8889-Q1 Tool/software: Hi team, My customer Valeo are using DRV8889QPWPRQ1 for their project. The OEM Xiaomi feedback 3 vehicles report the stepper motor failure. And It's the random failure that is very hard for Valeo internally to reproduce…

  • 20 days ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8889-Q1: Undertemperature warning

  

  Jass Jin

  Resolved

  Part Number: DRV8889-Q1 Tool/software: Hi expert, Why we design the undertemperature warning? Is undertemperature has some bad influence to 8889? Thanks!

  • Resolved

  • 1 month ago
  • Motor drivers
  • Motor drivers forum

• DRV8889-Q1: H Bridge configuration

  

  Grey Guo

  TI Thinks Resolved

  Part Number: DRV8889-Q1 Tool/software: Hi team, My customer wants to know whether DRV8889-Q1 can be configured to: one H bridge is always off and the other H bridge operates with PWM. For example, The H bridge of AOUT1 and AOUT2 is always off, and the…

  • 1 month ago
  • Motor drivers
  • Motor drivers forum

• DRV8889-Q1: Stall fault bit is not clearing immediately, is inconsistent

  

  Gerry S

  Part Number: DRV8889-Q1 Tool/software: We have custom hardware talking with the DRV8889(latest SI rev of the chip). We have verified normal operation, by stepping and stalling the motor. Communication packets look good and have been verified. Open load…

  • 25 days ago
  • Motor drivers
  • Motor drivers forum

• DRV8889-Q1: how to understand the tutw spec

  

  Colt Zhang

  Part Number: DRV8889-Q1 Tool/software: hi expert, my customer use DRV8889-Q1, when the temp is just up to -10℃， the DRV8889-Q1 will report the Undertemperature warning.in our data sheet, we have a spec Tutw, but why this threshold is not a fixed value…

  • 1 month ago
  • Motor drivers
  • Motor drivers forum

Didn't find what you are looking for? Post a new question.