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DRV8305-Q1: SPI Communication Ready after Power-Up
Part Number:DRV8305-Q1Dear, Sir.My customer would like to monitor nFAULT=Low to High changing status during power-upand then, start SPI communication for resister setting. So I would like to make sure...
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BOOSTXL-DRV8323RH: The link on the TI website to the technical documents does...
Part Number:BOOSTXL-DRV8323RHThe Link: does not work.Regards,Edward.
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DRV8824: DRV8824 can not driver the motor
Part Number:DRV8824Dear TI: My customer used DRV8824 for a step motor driver, there are output waveform in Aout and Bout, but the motor can't rotate. DRV8824 peripheral circuit configuration:...
View ArticleDRV8873: Half-Bridge Current Paths
Part Number:DRV8873Hi team, DRV8873 is supporting High-side recirculation (brake) in datasheet Figure 10. The customer is concerned about noise to the power supply line, because the power supply is not...
View Article1xPWM mode logic check please...
Hi,I open new thread, because the original thread is locked.Could you check the logic using 1xPWM mode with DRV8323RH?
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DRV8305: BEMF bias when using 6-step trapezoidal sensorless control
Part Number:DRV8305Dear all,we are intending to use DRV8305 for sensorless 6-step trapezoidal control. We are using evaluation board DRV8305-Q1EVM, connected to an external micro-controller (signals...
View ArticleDRV8323: Unused driver stage pins
Part Number:DRV8323Hello,should the pins of an unused driver stage be unconnected/open?Regards, Holger
View ArticleDRV8702D-Q1: Datasheet Tolerances
Part Number:DRV8702D-Q1Hello Motor Drive Team,The datasheet for the DRV8702D-Q1 only has typical values for many parameters.Can you please share the expected tolerances for the following...
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CCS/DRV8301: No pwm output when nFAULT and nOCTW are high
Part Number:DRV8301Tool/software: Code Composer StudioHi all,Now, I use DRV8301 as gate drivers, however, when I input the low side pwm signal at pin 22 (INL_C), then I measure the output signal of...
View ArticleDRV8332-HT: DRV8332-HT
Part Number:DRV8332-HTHello,Is the bare dice available for this part ?Thanks
View ArticleDRV2624EVM-CT: Haptic iOS App
Part Number:DRV2624EVM-CTHello,In user Guide SLOU435A, Chapter 3.2 Accessing Bluetooth Mode, an iOS mobile app is referenced. The only app I can find for Haptics deals with DRV2605 and it does not...
View ArticleDRV10983: wrong kt value
Part Number:DRV10983hello I am using DRV10983 IC for my bldc ceiling fan application.What happens if I give wrong kt value and Resistance to IC?as I have given but IC is runned for few hours.after that...
View ArticleThe relationship between speed and Iq_ref in FOC
In the current loop debugging of FOC. The relationship between speed and Iq_ref is strange. The increase of speed is followed the increase of Iq_ref when Iq_ref is lower than a certain value. But the...
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DRV8601: DRV8601 , REFOUT pin Voltage
Part Number:DRV8601 Dear TI Team, I am using DRV8601DRBRAs per datasheet, the internal Voltage divider at the REFOUT pin of this device sets the common mode voltage to VDD/2.But, In our circuit setup...
View ArticleDRV2667: How to control DRV2667EVM-CT directly from PC
Part Number:DRV2667DRV2667 support team,Our customer has DRV2667EVM-CT. And they changed the piezo actuator oin the EVM from the samsung to TDK. They want to control directly from PC because they have...
View ArticleDRV8704: DRV8704 Overvoltage
Part Number:DRV8704Hello, We designed a custom board using the DRV8704. The system drives a platform inside a water tank. The platform goes down by activating the motors and goes up with Archimedes'...
View ArticleLM48580: LM48580
Part Number:LM48580HiWe are using LM48580 and need to measure the quiescent power supply, but it is higher than expected, in LM48580 datasheet, the typical quiescent power consumption at 3.6V should be...
View ArticleDRV8332: Driver overheating - PWM rate too fast?
Part Number:DRV8332Hello,I'm using the DRV8332 BLDC motor driver IC from TI to drive a motor providing a torque of 1Nm (newton meter) at 600 rpm. The windings of the motor are 30uH each. I have a...
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DRV8872-Q1: OCP Test
Part Number:DRV8872-Q1Hi Expert,We are doing the OCP test. As you can see the below waveform the retry timing is around 3mS, but the Iout is over 12A, is the IC damage? Thanks!
View ArticleDRV8885: 2-phase excitation of full step
Part Number:DRV8885Hi Experts,My customer is interested in DRV8885 because of this device does not require an external resistor for current motor.Customer will use Full-Step and customer's motor is...
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