SVM Waveform Generator Equation
Hello guys,In his simulation model, of space vector modulation, Dave Wilson used a different method for generating the SV modulated waves (Vmod_a, Vmod_b & Vmod_c).Where can I find the mathematical...
View ArticleDRV3201EVM Gerber files
Hi,Can anyone help to share the gerber files for DRV3201EVM board.Rgds,Uma mahesh
View ArticleDRV8308 for Automotive Market
Dear, Sir.My automotive customer is interested in DRV8308 focusing FGOUT function.So, I would like to ask following 2 points.1. Do you have a plan to release AEC-Q100 version?2. Do you have a plan to...
View ArticleDRV10983 TACH Feedback
Hi My customer is using DRV10983. What is TACH Feedback? Could you please tell me the means of TACH Feedback.Best regardsShimizu
View ArticleDRV8711 overcurrent protection algorithm
Dear experts!I programmed OVCP time to 1 uS.I need to know does OVCP compares transistor voltage during whole time when transistor is switched on or only just at a moment 1uS after transistor switching...
View ArticleDRV8312-C2-KIT Issue
Hi,I have a customer who purchased PN: DRV8312-C2-KIT in Oct. 2014. The customer says that the kit worked fine until June 2015 when its motor stopped driving correctly, the speed is no longer accurate,...
View ArticleBOOST-DRV8711
Hi,I am going to preface this by saying I am not a motor expert. :)I am currently having accuracy and noise issues.Accuracy - I am having issues with where it continuously overshoots and undershoots my...
View ArticleDRV8842 non-linear output problem
Were using the DRV8842 as a amplifier to drive a voice coil type actuator (2mH 8Ohms) with a 24V supply. The current regulation is disabled (Rsense = 0Ohm) and we use the DRV8842 as a voltage...
View Articleproblem at torque mode(motor is not stopped)
I have amotor : BLDC motormotor drive : BOOSTXL-DRV8301I want to run my bldc motor in torque mode. so I had operated motor with using lab5a example of motorware.When gMotorVars.IqRef_A is set to 0.5,...
View ArticleDRV8305-Q1 question
Dear sirPlease do answer questions about DRV8305-Q1.Is DRV8305-Q1 possible to drive PWM input without using MCU ?best regardssean
View ArticleCurrent control possible solenoid driver like a DRV110
Hi, I'm looking for a driver IC capable of current controllable solenoid drive like DRV110 in Automotive grade.Not the PWM drive, I want to control the current in the IC.Required functionality,...
View ArticleDRV8801A electrical characteristics
Dear TI engineer 1.MOSFET Rdson values of high side and low side are different in DRV8801A-Q1 datasheet.Are there different mosfet high side and low side ? 2.Ibb(q) is maximum 10uA at only 25C.how is...
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DRV8834 - About M0/APHASE pin
Hi Team, I would like to know about M0/APHASE pin.I understand that there is “pull down resister = 200kohm(typ)” if CONFIG pin is Low and there isn’t the pull down resister if CONFIG pin is High.Is my...
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DRV8711 absolute max. ratings for ISENSEx
Dear experts!We are using DRV8711 at 48VDC and up to 6.5A setpper.We found about 700-800 mV spikes on ISENSEx pins (see waveform and schematic below).Is it safety or not?
View ArticleDRV8302 shuts down and restarts
Hi there,I have an issue with drv8302: motor runs fine at no load, but if any load is applied either the drv8302 outputs a fault signal and shuts down all gate drivers or (if the motor load is higher...
View ArticleDRV10963 Max RPM value
HiMy customer is using DRV10963EVM. He uses motor whose pole pairs is 4. He sets FGS=1.Could you let me know how to calculate max RPM value? He has a issue. When FG frequency exceeds 500Hz, Motor...
View ArticleDRV10866 Max RPM value
Hi My customer is using DRV10866EVM. He uses motor whose pole pairs is 4. He sets FGS=1. Could you let me know how to calculate max RPM value? He has a issue. When FG frequency exceeds 700Hz, Motor...
View ArticleDRV10866 About FG waveform
Hi My customer is using DRV10866EVM. He uses motor whose pole pairs is 4.He has a issue. When motor speed is high, FG waveform is missing teeth. I think it exceeds RPM spec on which DRV10866 can...
View ArticleDRV201A in Drones
Hi Team,I came across the DRV201A as an auto focus lens driver that can be used in digital still camera applications. How appropriate would this be for use in a drone application where we would be...
View ArticleDRV8841 OCP detection time
Hi Could you let me know DRV8841 OCP detection time?Best regardsShimizu
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