Stepper Motor Driver Suggestions
Hello,PN: M-2231-3.0DDesc: NEMA23 Step motor, Triple stack, 3.0A, dual shafthttp://motion.schneider-electric.com/products/nema23.htmlAdditionally, I have two options for microcontrollers:1) C2000...
View ArticleInterfacing to BLDC with LM3S811 & DRV8332
Hi,I'm building a quadcopter for a university project, and I'm using the LM3S811 as the flight controller. I want to use four DRV8332 three phase motor controllers to interface to the four brushless...
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FOC and PMSM. Waveform oscillation.
Hello, I’m being implementing a FOC controller for a PMSM motor, using a TMS320F28016 with a 256 pulses encoder. I’m close to the end of my project, but right now I have some problems. Specifically,...
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Best solution to isolate LMD18245 from uController
Hi,I'm planning to use LMD18245 to drive a Bipolar Stepper Motor (24V 1.8A 1.8°) with microstepping (quarter step drive with torque compensation).Schematic that I plan to use is the same on...
View ArticleDRV 8432 parallel mode malfunction
I am using the drv 8432 in the parallel mode. I am NOT driving a motor but an inductive coil (L=470 uH and R = 0.4 ohm). I am using this IC to apply a specific voltage pattern to the coil and recycle...
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[Agilent] New DRV Requirment
Agilent is interested in controlling a BLDC motor. The motor that they are targeting will run of a 24V @ 1.4A (26W max) the motor assembly has an optical encoder output. We have been looking at the DRV...
View ArticleIs it possible to connect DVR8332 with an 48V 10A BLDC motor?
Hello, I have a BLDC motor, that operates at 48Vdc, and I've already purchase 3 DRV8332 and a Piccollo C2000 Launchpad for developing a motor controller requested for an Eco car contest.Problem is I...
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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 ArticleDRV8313 evm R1 resistor removed
Hi,I'm trying to drive the DRV8313 evm with an external microcontrolleur (ezdsp F2812) and there is some Zero-ohm-Jumpers that should be removed before(R25,R26,R27,R29 and R30 to R34), but when i tried...
View ArticleMotor current measurement
For my application Motor current is need to measured. For this purpose i am planning to measure bus current through a hall current sensor. Can somebody suggest that this can meet y requirement?. If...
View ArticleDriving the DRV8313 evm with an external dsp (eZdsp™ F2812 for TMS320F2812 DSP )
Hi,i'm trying to control four BLDC motors simultaneously, and i have an eZdsp board (the F2812 for TMS320F2812 Dsp) for that, i will use the drv8313 evm like the power stage between the board and motor...
View ArticleNewbie question Motor Ware where do I put "my" code?
Oh, boy another newbie question........I have been pouring over the web and TI documents, can't find an answer yet.I have motorware, CCS 5 and am using the DRV8312-69M-KIT and have the motor spinning....
View ArticleDRV8711EVM max output current?
We are designing a stepper motor and don't know exactly how much current will be required but are expecting that at least 5A at about 38V and maybe up to 10A or more will be required. I cannot...
View ArticleDRV8711 undervoltage lockout bit always 1
HelloI am currently designing a motor controller using the DRV8711 predriver. I have two samples I have been testing, but have run into a problem with the DRV8711.When the predriver is powered by 24V,...
View ArticleDRV8332 has high current in 50% duty cycle
Hi.I am trying to develop 3 phase bldc motor drive board by trapezoidal commutation with hall sensor. I am using DRV8332 drivers to drive motor but the driver is high current, about 1.2A, in 50% duty...
View ArticleQuestion about DRV8813 behavior
Hi,I got some question about DRV8813 behavior,1. My customer tested two different stepping motor with DRV8813 as following settings, VM=12V , Decay=Low(slow) Vref=0.32V , RISENSE=0.47Ω (so,...
View ArticleDRV2605 LRA- latency between two StrongClick_100
I am working on DRV2605 to control LRA. I want use this as touch feedback for a keyboard. I want to use waveform StrongClick_100 from DRV_ROM for each button press. What is the time-duration in...
View ArticleMore Current 8312
My group needs to drive a motor that may draw 12 amps at 12 volts. We are using theThree Phase BLDC Motor Kit with DRV8312 and Piccolo MCU (DRV8312-C2-KIT).I noticed where it is possible to run the...
View ArticleDRV8860 Questions?
I wanted to know on the DRV8860 if I need to have the 2 capacitors 10uf and 0.1uf on every VM pin of every chip or if you can you just put one set of capacitors for each set of chips serialized...
View ArticleDRV8313 Output Current Specification
I am considering utilizing the DRV8313 in a new design. I need to understand at what point will the 8313 detect an overcurrent at various temperatures. The targeted maximum drive current for the BLDC...
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