DRV8814 only works in fast decay mode
Hi,We are a group of students trying to make a servo-lab for our university. We needed a motor-driver capable of driving both brushed DC-motors and stepper motors in chopper mode, and chose the DRV8814...
View Article2MTR-DYNO and DRV-8301-69M-kit
Hello, I just received the 2MTR-DYNO kit from TI, I have the DRV8301-69M-KIT. Currently, I need to connect one of the motors to the 8301-69M-KIT. The motor has the 16-pin Molex, was i suppose to...
View ArticleMathworks FOC on LAUNCHXL-F28027 + BOOSTXL-DRV8301
Interested in Field-Oriented Control (FOC) and motor solutions? Then check out this solution from MathWorks on how to implement closed-loop FOC to regulate speed and torque of a three-phase Permanent...
View Articleneed another IC instead of SM72295
Hi,i want FULL Bridge driver IC same as SM72295, but its VCC should be 20v or more.
View ArticleDriving High power TEC module (64V/6A)
I'm trying to find a solution o driving high power TEC module (64V /6A) using one of TI's TEC drivers (DRV590...DRV595). My idea is to connect high voltage external H-Bridge with switching frequency of...
View ArticleQuestion about DRV8840
I have a problem with DRV8840.When I enable the circuit rhrought the enable terminal , the motor is work but only a few secons, I review my circuit and can not find a problem, Someone know what is the...
View ArticleDRV8412-C2-Kit Current measurement scheme
Can somebody help me to understand the current measurement scheme used in DRV8412-C2-Kit?.i.e. what is the maximum current that can be measured with this kit, Scaling factors used in current...
View ArticleDRV8432 - conduction coil
Hello ,I'm Using the DRV8432 on my circuit in order to operate a brushed DC motor.Using parallel full bridge mode and PVDD=24V ,GVDD=12V , 100kHz frequency ,Iav is about 5A ,20A max peak .i'm...
View ArticleDRV8842 Working with PIC16F877A
Hi, I am planning to control a bipolar Stepper motor using DRV8842. Is my PIC16F877A / PIC16F887 is capable of controlling the stepper via DRV8842? Because mentioned PIC MCU is having 2 channel of PWM...
View ArticleDRVx IC: Solenoid support or not? Why!?
Hi,I would like to know why there are some motors drivers that can drive solenoids and others not?! What is the criteria for TI to decide if this feature is supported? You can see a list of DC driver...
View ArticleAbout current measurement from ADC
Hi,I'm using TMDSHVMTRPFCKIT with Sensorless BLDC Motor project, my project involves measuring the current of the u, v, w phase, as shown in the attached figure. I understand how the shunt resistors...
View ArticleBLDC Predriver
Is there a 4phase BLDC predriver with 12V and 60A rated from TIAlso current sense capability is required
View Articlepower supply of Drv8301-69M-kit with LVSERVOMTR
HI, dear TI team Could you give me some advise about the power supply of Drv8301-69M-kit with LVSERVOMTR (60V 7.1A) ?Should the current supply be higher than the peak(or maximum?) current of...
View ArticleDRV8824's TSD
Hello,My customer has a question about DRV8824's TSD.When the die temperature exceeds 150degree, the device will be disabled.When before disabled, the device neglect of only one pulse as attach...
View ArticleDRV8412: Dynamic BW of OC_ADJ Resistor
Hi,Our board will use the DRV8412 driver. We want to use a variable resistor (I2C) on the OC_ADJ pin to control the CBC of each motor with an MCU. This is to avoid BOM modification for each application...
View ArticleBurned out from looking, question not answered, extra points for answering
Ok, if you have bothered to read this far, I'm tickled green. I would have said pink but not sure whatthat might imply to someone. Anyhow, I have 2 questions. Only two questions that I have not been...
View ArticleLM5101 high side driver at low frequencies
I would like to know what is the minimum frequency at which I can run the LM5101 high side driver? Is there a built in chopper on the bootstrap circuit to refresh the high side drive voltage to...
View ArticleTMDSHVMTRINSPIN hardware specs?
I am interested in driving a motor at half the rated 350V. Does this module have a programmable DC bus? At 170V, how much current can it drive? I realize the literature mentions 750W, it also mentions...
View ArticleDRV8711EVM software application won't load on my Win7 machine
I just got the DRV8711EVM board and have installed the USB driver. But instructions say to install the application \Application\setup.exe but I get an error with the "dfdll.dll ( that it) is either not...
View ArticleDRV8412-C2-Kit DC motor
Hi, I am using this kit along with DC motor supplied by TI . I need the data sheet of the DC motor. Please help in this regard.
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