Clik here to view.
How to measure phase current when using DRV8711
Hi, I am studying the article, "Spin It! - Get Your Own Stepper Motor BoosterPack! BOOST-DRV8711", whose webpage link is...
View ArticleMicro-stepping the DRV8823-Q1
Searching for "microstepping" in the DRV8823-Q1 (Rev B) document version "SLVSBH2B – JUNE 2012 – REVISED JANUARY 2013" yields just one result - "eight current levels (set through the serial interface)...
View ArticleLMD18245 BASIC: How to controll the DAC like it is at typical Application
Hi, I have built up the LMD18245 Full bridge motor driver as described in the document on page 15. The only different is, that I'm going to drive a motor with 0,2mH and 2,8 Ohm (instade of 12mH and...
View ArticleClik here to view.
big fluctuations of the outputs
I am using the DRV8432EVM. I tested it , but I can see big fluctuations of the outputs:When I disconnect its outputs with anything , I can see many fluctuations. Please see Figure1.When I connect its...
View ArticleGetting DRV8711 Integrated Stall Detection Working?
I am using a DRV8711EVM to prove feasibility of using the Integrated Stall Detection feature to detect an End-Stop/End-of-motion application in a Stepper-Motor (which would also likely have me go with...
View ArticleClik here to view.
DRV10983EVM USB2ANY Firmware Requirement
Hi,We started on DRV10983EVM but when connect the EVM to PC, encountered following error.We finished GUI tool and Labview install.Do you have any idea to solve it?regards
View ArticleDRV8307 Minimum break pulse width
Hi My customer is using DRV8307. Could you let me know minimum break pulse width, please?We would like to know the high level value width witch is determined as break signal.Best regards,Shimizu
View ArticleDRV10983 How to calculate RPM from FG frequency
Hi My customer is using DRV10983. Could you let me know how to calculate RPM from FG frequency, please?Best regards,Shimizu
View ArticleDRV10983 FG frequency accuracy
Hi My customer is using DRV10983.Could you let me know error of FG frequency against motor rotation, please?He wants to know how much accuracy for operating motor DRV10983 has.MCU changes on duty ratio...
View ArticleDRV8301 High side switching problem
Hello,I am using a DRV8301 3 phase gate driver for a rectfier application. The input power source is a 3 phase permanent magnet generator. The input circuit of my rectifier are full bridges (a pair of...
View ArticleDRV8711 losting register contents
Hello,why does the DRV8711 lost its register contents?e.g. the register 0 was written with the content 0x0D21 and after a while the Motor stopped and the register 0 had the content 0xA42.The LSB was...
View ArticleClik here to view.
DRV10983-75 application does not start
Hi,I purchased the DRV10983EVM. I installed the software as required. However, when I start the DRV10983-75 application on my computer the following error message pops up:Translation: DRV10983-75...
View ArticleLinear solenoid driver for automotive
Hi team,Does TI have a linear solenoid driver IC for automotive grade?I would also like to know if there is roadmap.Best Regards,Yaita / Japan disty
View ArticleClik here to view.
DRV8825 SMD circuit not working
HiWe have created DRV8825 driver pcb using through hole components and its working properly (With some issues mentioned over here https://e2e.ti.com/support/applications/motor_drivers/f/38/t/421282...
View ArticleStepper Motor Driver
can anybody suggest me what should be the Mosfet and mosfet driver if i want to design Stepper Motor Driver of 100V & more than 5A Stepper motor?
View ArticleClik here to view.
Why is the DRV8711 gate drive pin voltage greater than VM?
Hi, I use digital oscilloscope to see waveform and measure the voltage of four pins relative to GND, which are x1HS, x1LS, x2HS, x2LS, as illustrated below.When VM is 10v, the voltage of these four...
View ArticleDRV8805 ESD ratings
Hi I have a question of DRV8805 ESD ratings. Detail is about HBM, CDM. Could you let me know about ESD ratings of DRV8805, please?ThanksShimizu
View ArticleDRV8880 A noise of motor when motor stop
HiMy customer is using DRV8880. He has issue of a noise(sound) of motor when motor stop. The tone as the "pee" or "kee". *This is an onomatopoeic word of Japanease.Setting is the following. - TOFF :...
View ArticleDRV8880EVM GND plane resonance simulation
HiMy customer is using DRV8880EVM. He has a question about GND Plane resonance simulation. This question's background is a noise(sound) from motor when motor stop. I asked about detail of issue at...
View ArticlePrograming the DRV10975
Hi Texas Instruments!I'm using the DRV10975 in a project were it is to be operated in a stand-alone (similar to how the DRV11873 is operated) mode by programing the spin-up profile of the used motor to...
View Article