• DRV8873-Q1: IPROP Resistor selection

  

  Muwei Zheng

  TI Thinks Resolved

  Part Number: DRV8873-Q1 Tool/software: Hi team, Our customer is designing DRV8873-Q1 and they have a few questions about IPROP resistor selection below. Could you please help check their questions below? 1. Is there a specific reason that IPROPI1, 2…

  • 13 days ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8873-Q1: Deglitch time for ITRIP current regulation

  

  Tyler Holmvik

  Resolved

  Part Number: DRV8873-Q1 Tool/software: Hi - What is deglitch time on the ITRIP user-set current regulation? I see tOCP is rated to 3uS typical / 5uS max. Also I see IPROPI typical with max SR is 10.5uS. Is ITRIP related to either of these values? Thanks…

  • Resolved

  • 2 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: Troubleshooting Tips for DRV8873-Q1 Going Bad

  

  Darsana S

  Part Number: DRV8873-Q1 Other Parts Discussed in Thread: DRV8873 , , SN74LVC8T245-EP Tool/software: Subject: Urgent Help Needed: Issues with DRV8873 - Q1 H-Bridge Driver in Project Hi Team, We are currently integrating the DRV8873-Q1 H-bridge driver from TI…

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: Issues with fault triggering at higher currents in PH/EN mode

  

  Paul Rimmer

  Part Number: DRV8873-Q1 Tool/software: I am using the DRV8873-Q1 (hardware version) evaluation board to prototype a TEC Driver. I have the board setup in PH/EN mode to drive a Peltier element, there is a LC filter stage between the driver outputs and…

  • 1 month ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8873-Q1: The VCP pin adopts the form of 1uf+220nf capacitor in parallel, is there potential risk

  

  Bao Songhao

  Resolved

  Part Number: DRV8873-Q1 Tool/software: Hello, I see pdf recommended that VCP pin add 1uf capacitor, but in the process of debugging found that RE interference is too large, so the VCP pin adopts the form of 1uf+220nf capacitor in parallel, the chip can…

  • Resolved

  • 2 months ago
  • Motor drivers
  • Motor drivers forum
Answered

• DRV8873-Q1: Possibility of connecting multiple outputs to increase the load current

  

  Bartosz Madecki

  Resolved

  Part Number: DRV8873-Q1 Other Parts Discussed in Thread: DRV8873 , DRV8145-Q1 Tool/software: Hello, I wonder if it is possible to connect multiple outputs or entire DRV8873 modules to increase the load current? For example, combining two outputs OUT1…

  • Resolved

  • 3 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: whether 100kHz could be support

  

  Scarlett Cao

  TI Thinks Resolved

  Part Number: DRV8873-Q1 Other Parts Discussed in Thread: DRV8143-Q1 Tool/software: Hi team, Would you please confirm whether DRV8873-Q1 could support 100kHz? Thanks Scarlett

  • 4 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: NFault pin

  

  Darsana S

  Part Number: DRV8873-Q1 Tool/software: we are observing in Hardware PWM mode, fault pin is going low for every 20s. What could be the reasons? We have connected the load also.

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: Operation without a microcontroller

  

  David Hasko

  TI Thinks Resolved

  Part Number: DRV8873-Q1 Other Parts Discussed in Thread: DRV8242-Q1 , DRV8243-Q1 Tool/software: Hi, I would like to use the hardware version of the device to control a motor, but without using a microcontroller. I can see one problem with this: Since…

  • 4 months ago
  • Motor drivers
  • Motor drivers forum

• DRV8873-Q1: IC going bad frequently.

  

  Darsana S

  TI Thinks Resolved

  Part Number: DRV8873-Q1 Tool/software: What could be the possible reasons for Vdd pin and Gnd pins to get shorted?

  • 5 months ago
  • Motor drivers
  • Motor drivers forum

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