Re: Connecting DRV8432 to a 3-phase BLDC motor
Kim,Do you guys have DRV8432 Evaluation Kit? I can find one for DRV8402 but not 32. Thanks,Ivan.
View ArticleDRV8829 EVM GUI control parameter
Hi,We are using TI DRV8828/29 evm for stepper motor control (datasheet attached, part number SST43D2100). I am trying to run this motor using TI GUI (CPG006_DRV88XX), but motor is not running smoothly...
View ArticleEMI on the ground
Hi I have a Variable frequency Drive for 3 phase IM. I took speed feedback from an encoder coupled to the shaft. It works from 24V supply.When i took it to controller, due to noise i get more pulses....
View ArticleDRV8432 bipolar stepper motor driver circuit with sleep or hold mode?
Hello,I am looking for the mode in DRV8432 to bring the bipolar stepper motor to sleep or hold mode? Because, I want to keep the bipolar stepper motor with holding current which should have a torque to...
View ArticleAsking for technical documents of TMDSHVMTRPFCKIT
Hello everyone, I'm learning the kit(TMDSHVMTRPFCKIT). I almost read all the relative documents, application notes from controlsuite and TI community. But I can't find this kind of documents they...
View ArticleDRV8301 and power regeneration question
Hello all,I am using a DRV8301-HC-C2-KIT which is connected to a 14-pole pmsm motor on an electric vehicle project. The motor specs are: 42V nominal, 60A (continuous) and i would like to connect the...
View ArticleStepper motor driver DRV8834 for thermal line printer
I am using DRV8834PWP texas instruments Stepper motor driver for simultaneous print head movement while printing. I am not at all understanding how to feed characters to printer LTP01-245-11/12/18 and...
View ArticleDRV595 application circuit
I would like to see an application circuit for the DRV595 TEC driver IC. After reading the datasheet, I don't understand how it is used. The datasheet states states "The typical circuit used for this...
View ArticleDRV8313 No output
Hi E2E community,I am trying to drive a motor using the DRV8313, but right now, can't get the gates to open and close. I have the two capacitors for the charging pump connected and EN1 set high. When I...
View Articlemicro motor driver solution
There is a remote control circuit breaker projectcustomer want to use a motor to control the switch, but the type of the motor is not decided.the motor input is 15V/500mA, the torque is "the larger the...
View ArticleDRV8824 control
I would like to confirm the control of DRV8824 by MCU.The customer will use A4980 (Allegro) and I want to replace it.I have a question.Are there any merit of DRV8824 for the control by MCU agaist...
View ArticleTMDSHVMTRPFCKIT Build level 2 current graph is different with Guide
Hi everyone! I completed the Build level 2 as the indication of the "sensored FOC of 3-phrase PMSM.pdf", but I found, in the same condition, the current peak value(about 0.6 pu) in my graph is much...
View ArticleLM629:I can`t chang the velocity while the motor is in motion
In velocity mode ,I had commonded only the velocity would be loaded, but it`s told me commond error . First I send the commond word 0x1828 ,then the data 0x0000002F (acceleration)and...
View ArticleDRV8811 RC Tuning, without the C
Our contract manufacturer incorrectly populated the RC external circuitry on the RCA and RCB pins. Instead of R = 13.7k and C = 680pF, they used two R = 13.7k resistors. So, there is no capacitor...
View ArticleSpeed range
Hi,We're developing a servo controller on the Concerto MCU. It's basically based on the example code for sensored control of the DRV8312 (trapezoidal Hall based commutation).We're having some problems...
View ArticleDRV8332-HT used with a Servo Motor
Hello, Opinion:Will DRV8332-HT drive the servo motor described in the attached document. David Robinson
View ArticleBoostXL-DRV8301 Board with BLDC Motor not reaching full RPM
Hello :)I'm working on a C2000 Piccolo LaunchPad (LaunchXL-F28027F) with a BoostXL-DRV8301 Board connected. I'm trying to make a Brushless DC motor to spin at its maximum speed, but I have some trouble...
View ArticleDRV8312 GND_A, GND_B, GND_C
The datasheet for the DRV8312 states that the GND_A, GND_B, and GND_C pins require close decoupling capacitor to ground. The evaluation board, DRV8312EVM does not seem to do this. Are they needed?-...
View ArticleDRV8332 - Leak current from VDD/GVDD pin to PVDD pin
Our customer have LED on PVDD line. Even when they powered off PVDD, LED kept turning ON.There seems to have leak current.I have 2 questions.[Question 1]Is this because there is ESD protection diode...
View ArticleDRV8818 motor direction
I am looking for an alternative to the Allegro A3980 since it is going obsolete. I'm trying to avoid changing the board layout or firmware. I ordered samples of the TI DRV8818 and tested it on my...
View Article