DRV8305: DRV8305 Watchdog
Part Number:DRV8305Question from customer:We had a question regarding the predriver watchdog timeout. While performing a test to stop petting the watchdog we notice the timing to shut off the output is...
View ArticleDRV8711: Pls help:DRV8711+CSD18532 for step motor driver,CSD18532 always be...
Part Number:DRV8711Pls help:DRV8711+CSD18532 for step motor driver,CSD18532 always be breakdown between G AND D. Are there any good advices to protect CSD18532.thanks!
View ArticleDRV10970: Trapezoidal commutation
Part Number:DRV10970Hello,Our customer use the DRV10970, with trapezoidal commutation.The customer have a question about Table1 on the datasheet.When it move from state1 to state2, the phase output of...
View ArticleDRV8886AT: I WANT TO INTERFACE 8886AT WITH PIC MICROCONTROLLER PLEASE HELP.
Part Number:DRV8886ATI HAVE A LEADSHINE TWO PHASE STEPPER MOTOR ...I WANT TO INTERFACE TI8886AT TO DRIVE THIS MOTOR . I M WORKING IN EMBEDDED ENVIORNMENT. PLEASE TELL ME HOW TO GENERATE CONTROL...
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BLDC control with SVPWM technique, harmonics problem...
Hi All,I want to ask something related to the control of a BLDC motor using the SpaceVectorPWM technique.I am controlling it by Field Oriented Control algorithm, which has two PI loops inside each...
View ArticleUC2625: SPEED-IN threshold
Part Number:UC2625Hello,I am using the UC2625 and from what I understood in the datasheet and the block diagram is that once SPEED-IN passes a certain threshold, which should be around 250mV, the...
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DRV8880EVM: Need help with selecting the Stepper Motor Controller for Our...
Part Number:DRV8880EVMHi, I'm trying to find a stepper motor controller for my stepper motor. I need help with choosing the correct stepper motor controller that can function correctly and not damage...
View ArticleDRV8701: when Motor is braking , the voltage is fed back into the circuit.
Part Number:DRV8701I have designed a motor control circuit with DRV8701. Everything is working great but when the motor is braking like lowering the PWM speed from 255 to 55 using microcontroller (...
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DRV8303: DRV8303 for stepper motor
Part Number:DRV8303Is DRV8303 suitable to drive a stepper motor? If so - how should I connect the motor?
View ArticleDRV8703-Q1: Regarding MODE pin of the DRV8703-Q1
Part Number:DRV8703-Q1Hai,We have three mode of operations in the DRV8703-Q1. For mode selection we have to configure the MODE pin.0 ( Connecting to the ground GND ) - PH or EN (...
View ArticleDRV10983: How to configure DRV10983 to make motor torque strength up ?
Part Number:DRV10983Hello,TI-E2E Community:I use DRV10983 IC to drive BLDC Motor recently for work, The motor is success to active.but the torque strength is not enough when the motor with load.It...
View ArticleDRV8846EVM: How To Achieve Precise Control of 100 Repeat Motions.
Part Number:DRV8846EVMHi All,For this controller, we want to control the stepper motor to rotate clockwisely for 120 degree, stay there for 10 seconds, then rotate counterclockwisely for 120 degree and...
View ArticleDRV8320: Sinusoidal commutation
Part Number:DRV8320HiCan you provide sample application to evaluate sinusoidal commutation?I checked EVM application software, but they were only trapezoidal application.Do you have any solution for...
View ArticleDRV8703D-Q1EVM: Regarding Evaluation boad
Part Number:DRV8703D-Q1EVMHai,Thanks for responding to my previous forms.we want to control DRV8703-Q1 driver IC in DRV8703D-Q1EVM ( Evaluation Module ) with external micro, so as per my raised forms,...
View ArticleDRV8841: Usage of the decay pin
Part Number:DRV8841Hello,As per the datasheet the decay pin controls the decaying mode of the motor coil. However the decaying path can also be provided by making XIN1 "low" and XIN2 "high" for fast...
View ArticleDRV8843: Using PWM input to drive stepper motor
Part Number:DRV8843Is fPWM an externally applied signal? Or is it internally generated?The datasheet implies externally applied in table 6.3 recommended operating conditions, but in table 6.5...
View ArticleDRV10987: Direction control through I2C
Part Number:DRV10987Hello,I begin to use the DRV10987 and I control it through the I2C port.All is OK, I control easily the speed of my motor (register 0x30).But can I control the direction of rotation...
View ArticleDRV8320R: better alternative to DRV8301 for FOC BLDC controller design?
Part Number:DRV8320RWe have found a disturbing issue during testing of our motor controller design. It is based on DRV8301 and the few prototypes we have has so far been working fine. But yesterday, in...
View ArticleDRV8302: OUTPUT to GATE of transistor
Part Number:DRV8302Hi all,I have problem with DRV I will set PWM to INH and 5V to INL but PWM from DRV to transistor is wrong... In picure is voltage from MPU vs DRV.Next problem is if I set INL from...
View ArticleDRV8812: Power supply voltage ramp rate
Part Number:DRV8812Hi,I have question about "Power supply voltage ramp rate" in Absolute Maximum Ratings.I think that "Power supply voltage ramp rate" means for preventing incorrect operation of DRV....
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