DRV8704: Can i disable overcurrent protection
Part Number:DRV8704Hello!I have an issue with DRV8704. I designed my PCB. I made all the connections as per suggested in the DRV8704 technical documentVM = 12.6VFET = IRF3205 (Double H bridge)Motor =...
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DRV8837: DRV8837 and DRV8871 design application for detecting Motor current
Part Number:DRV8837Hi Sirs,Could you please help my customer confirm the following design questions about DRV8837 and DRV8871?1. We would like to use DRV8837 VM pin to detect Motor current on high side...
View ArticleDRV8701: How to control a DC motor by PWM
Part Number:DRV8701We would like to use the DRV8701 as an alternative to a currently used discrete circuit. However, we found the following significant problem in the test setup. In the de-energized...
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DRV8839EVM: Dead time requirements DRV8839
Part Number:DRV8839EVMI am driving and inductive load wth the DRV8839EVM board at 125kHz. At the output transition from Low to High I measure a dead time of at least 400ns, whil at the transition from...
View ArticleBOOSTXL-DRV8323RS: ALIGN mode in 1X PWM. How to enter
Part Number:BOOSTXL-DRV8323RSI am spinning a BLDC motor using the DRV8323SR. Works well. The motor we are using doesn't have a position sensor, so we added our own. We need to calibrate the position...
View ArticleDRV10970EVM: Selecting the correct eval board
Part Number:DRV10970EVMHello,I've searched through the forum but couldn't find a solid answer, so I'm hoping my post is not a duplicate.I have an application where I currently have a brushed DC motor...
View ArticleDRV8704: Can it control motors which have quite different characteristics?
Part Number:DRV8704As I look through the data sheet, it appears that many registers are common between the two motors, so that settings such as Amp Gain, Dead Time, Blanking and Decay would be the same...
View ArticleDRV10975: Problem with motor driver
Part Number:DRV10975Hello,I am currently trying to run the DRV10975 with USB2ANY (HPA665). Unfortunately whenever I turn on the software I get the following message:Device GUI.lvlib:GUI Wait for GUI...
View ArticleDRV8305: The driver fails when the motor is connected
Part Number:DRV8305Hi, I've been trying to run the motor, but the driver gets destroyed as soon as I switch on the circuit(only when the motor is connected). The driver behaves normally before...
View ArticleNeed "H" Bridge Driver with separate pins for both HI side and Low side Drivers
Does TI make an "H' bridge DC motor driver where the "H" is connected externally? In other words, 4 separate output pins for the two high side outputs and the two low side outputs? I'm designing a...
View ArticleDRV8711EVM: Recommended Power Supply for DRV8711EVM using ACT 23HS8430
Part Number:DRV8711EVMWhat is a good spec on how much current is required for this dev kit. I am using a 24V source voltage and would like to know how much current is required to drive the ACT...
View ArticleDRV10983EVM: Open loop to close loop transition fails
Part Number:DRV10983EVMHi,I am trying to drive a motor I designed with the DRV10983EVM board, and I am struggling to get it to work properly.Summary:1. We managed to drive the motor in open loop...
View ArticleDRV8711: Questions about DRV8711
Part Number:DRV8711Hello:Please help to confirm the following questions:1. In normal operation, when the stepping motor runs to the position, stop the PWM output of MCU, can 8711 lock the motor?Whether...
View ArticleDRV8834: Uncertain voltage to digital input pins
Part Number:DRV8834Hi,Our customer has a question about DRV8834. I'm posting the question for the customer:When the device is in a low-power sleep mode (nSLEEP=Low),the uncertain voltage from 0.7-V to...
View ArticleDRV10987EVM: I2C read and write
Part Number:DRV10987EVMHi,I'm using raspberry pi. I connected SDA,SCL and GND of DRV10987EVM (J3) to SDA,SCL and GND of raspberry pi. VCC 15V is given to pin1 of P1. I tried to read and write the...
View ArticleDRV10987: pin input voltage and Buck Regulator issue
Part Number:DRV109871. drv10987’s SPEED/DIR pin input voltage is 4 V in datasheet. But customer’s interface always is about 5~5.5V. Is possible SPEED/DIR pin that can input 5.5V.2.How to...
View ArticleLooking for silent stepper motor driver
Hello!Does TI offer a stepper motor driver that offers quiet or silent driving similar to the TMC2130? I've seen another thread where a similar question was posted but no TI part was explicitly stated...
View ArticleDRV8711: SPI interface levels
Part Number:DRV8711Doing a DRV8711 design. Want to be able to use either 3.3v or 5V spi interface. Data sheet does not specify if the part is compliant to both, in fact does not address this at all. I...
View ArticleDRV8704: Aout/Bout pin of CAD(.bxl file)
Part Number:DRV8704Hi,Aout pin and Bout pin are input terminal at datasheet.But, At CAD file, it is defined as output terminal.My customer used .bxl file which is downloaded from TI Web.He changed to...
View ArticleDRV8320R: MOSFETs shut down when OCP
Part Number:DRV8320RHi, TeamAs described in datasheet chapter 8.3.6.3:When the external MOSFETs are disabled in this way, the driver automatically uses a lower setting for the gate drive current...
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