BoostXL-DRV8301
HiI would like some help understanding the parameters of the BoostXL-DRV8301 and its MOSFETs.In the datasheet of BoostXL-DRV8301 it is stated in the features:Supports 6 to 24 V and up to 10-A RMS (14-A...
View ArticleClik here to view.
DRV8818 - Current Waveform Distortion
I am using the DRV8818 under the following conditions1/8 microstepping72 steps/second576 microsteps/secondPeak Current= 92mApkSupply Voltage: 12V+/-5%PM bipolar stepper Motor: Portescap 42M048C2BWhen I...
View ArticleDRV8332 With high inductance PMSM
Hello!I have an application, where I have to drive a PMSM motor, with a notably high inductance value of 820uH.I made a PCB board for development with the DRV8332 using the available reference designs...
View ArticleDRV8301 EVA Kit
I used the two DRV8301 inverter board using the external PWM generation from Auto-Code generation software.However, the LED6 from schematic will blink when I using open loop voltage control on two...
View ArticleCurrent input to the 8301-69M-kit
Hello, I will be powering up the 8301-69M-kit soon, DRV830x Rev D. Hardware Quick Start Guide, on step 6 page 9, it says to connect 8-60V DC power supply to the PVDD and GND terminals. But what is the...
View ArticleClik here to view.
DRV8840 Question about V3P3OUT
Hi,I have two questions about DRV8840.1) I don't use V3P3OUT terminal. In this case, V3P3OUT terminal should be "open" or "Bypass to GND with a 0.47-μF " ? 2) I don't use I0 ~ I4, nRESET and nSLEEP...
View ArticleDRV8818EVM
Can the DRV8818EVM, be used with external command from FPGA , using its board connectors pins?Is the STEP,ENABLE pins are input or output?If positive can you explain how to do it?
View ArticleDRV8811 Stepper Motor Holding Current
Hi, I am using a DRV8811 to drive a stepper motor and am looking for some application assistance:The application uses full step control to move the motor through a fixed number of steps. In the past...
View ArticleInstaSpin Trapezoidal drive
I am using the InstaSpin Trapezoidal Drive software to drive a small BLDC motor. When I force the motor to stop by applying excessive load torque, the motor stalls and the software sits in a state of...
View ArticleHVMTR kit did not include 15V power supply.
I finally connected the motor to my kit (TMDSHVMTRINSPIN), finally, i noticed that I need to connect +15 V power supply, was I suppose to have this power supply in my kit? My kit did not have one, how...
View ArticleDRV8301 Over Current Limit Default Values
Going over the data sheet for the DRV8301, Three Phase Pre-Driver with Dual Current Shunt Amplifiers and Buck Regulator, looking at the default values for the control registers.Now for OC_Mode (gate...
View ArticleDRV8432 Grounding
Hi All,We recently detected an issue in one of our designs relating to the grounding of the TI DRV8432 PWM Driver. Our design currently connects the two main grounds on the device (GND &...
View Articlewarnings in ControlSUITE project in CCSv5
Dear Friends,I've installed the CCSv5. Ago I've used the CCSv4. Now I've imported the Sensored PMSM project from control-suit from below mentioned...
View ArticleDRV8825 problem during ENABLE toggling
Dear Sirs,I have applied DRV8825 according to your recommendation presented in datasheet. AVREF and BVREF were set to 1.65V and current sense resistors to 0,3ohm. VMA(VMB) voltage was set to 22V....
View ArticleDRV8312-69M-KIT doubled Ix-FB signals
Hi to all:We're using the DRV8312-69M-KIT with great success. One thing puzzles us though. We see that all three Ix-FB signals (IA-FB, IB-FB, IC-FB) are each brought to two pins. Is it just to...
View ArticleDRV8834 cad file
I'm looking all over for a drv8834 .bxl file. Does anybody know where I can find it?If the file is not available, does anyone know the process or a good tutorial for creating a schematic file to be...
View ArticleDRV 8432 in PWM and Dir mode
Hello,Im migraitng for a lmd18201 h bridge design to the DRV8432 I need a way to drive the H bridge in the same PWM and Dir format that I am currently using. I will be using the DRV 8432 as a dual...
View ArticleCan a motor Driver to be used as generator controller too?
Hi,I am designing a vertical axis wind turbine electrical drivetrain, using a PMSM (permanent magnet synchronous machine) and since it is not self starting, I was planning to control the machine as a...
View ArticleWiring boostxl drv8301 to individual µC
Hi,what else is needed to run the drive stage of the boostxl drv8301.As i`ve seen from the Hardware User's Guide, simply the en_gate and the six PWM has to wired up to the µC? Or does DC_cal has to be...
View ArticleDRV8301 to drive multiple motors
Using the DRV8301-LC31-KIT, I want to drive three motors. This is an experiment only.I want to build two additional Half Bridges but only use one DRV8301. The current sensing would only be on one...
View Article