RE: DRV8301: drv8301-hc-evm rev d_R107, R95...
Q1. what is drv8301-hc-evm rev d kit' s max current? Q2. I have two guide manual for drv8301-hc-evm rev d kit. In one manual(Texas Instruments DRV830x Rev D.Quick Start Manual Shunt Current Feedback 20...
View ArticleRE: DRV2605: Graphs of individual waveforms / ERM acceleration
Hi Frederick, Welcome to e2e. Those graphs can be obtained with the DRV2605EVM board (www.ti.com/.../drv2605evm-ct). An oscilloscope can be connected to OUT+/OUT- test points for measurement. You can...
View ArticleRE: DRV8601: PWM Frequency and Rms 1.8V haptic driving
Ivan, Before closing to topic ; You said, "You can try with DRV2605 PWM frequency ~ 20kHz". There may be a misunderstanding. I applied 20KHz pwm to 8601. It seems good. We haven't talked about the...
View ArticleRE: DRV8308: Motors must finish coasting before ramping up
Hi Adam,Sorry for the slow reply. Office only re-opened today.I have changed my code so that ENABLE is always engaged. I found that if it wasn't, the FGOUT signal would get extinguished.So now, using...
View ArticleDRV8308: Motors must finish coasting before ramping up
Part Number: DRV8308Hi,We are working on an outdoor vehicle which is very close to commercial production, but we have one lingering bug which we cannot solve.If the vehicle is rolling downhill and the...
View ArticleRE: DRV8312: Question about DRV8312
Dear Sanmesh, Thank you for your detailed answer. Can anyone on the team please verify this and let us know a final answer ? Regards, Nir.
View ArticleDRV8312: Question about DRV8312
Part Number: DRV8312Dear Team,Can you please advise on the customer question below :To obtain CBC current protection, is there a need to mount resistors between A_GND, B_GND, C_GND and GND , if yes how...
View ArticleRE: DRV8301: DRV8301_SPI
There are default values in the SPI registers. If these default values match your application req, the motor will spin. Default values are marked as (1) Default value in the datasheet. The SPI is...
View ArticleDRV8301: DRV8301_SPI
Part Number: DRV8301I have a DRV8301-HC-EVM Rev D scheme.Is DRV8301 SPI necessary?When I drove the motor without SPI Circuit, motor worked well.Why is the DRV8301 SPI used?
View ArticleRE: DRV8303: Over-current mode didn't get corrent current
Hi Li, I hop ewe have answered your questions. May we close this thread ?
View ArticleRE: DRV8305-Q1: Power-Up Sequence
Hi Sakai-San, Do you have any additional questions or is this resolved ?
View ArticleRE: DRV8308: DIR control via SPI on the DRV8308?
Please refer to section 7.3.4 of the datasheet
View ArticleRE: LM48580EVM: Gain Not Working?
Hi Casey, You can measure the output signal with an oscilloscope to look for changes. The gain is set to 18dB, 24dB or 30dB depending on the state of the Gain pins, as explained in data sheet and...
View ArticleRE: DRV2605: Which driver to use for Linear Wideband Actuator
Hello, Craig, Unfortunately, we don't have devices capable to drive a Wideband Actuator at those frequencies by itself. The most approached device is the DRV2624, which supports LRA frequencies from...
View ArticleDRV2605: Which driver to use for Linear Wideband Actuator
Part Number: DRV2605I am trying to drive a Lofelt Linear Wideband Actuator. What is the best Ti driver to use to output discrete pulses from 1 to 100 HZ?Thanks
View ArticleRE: LM48580EVM: Gain Not Working?
Strange ... I performed the measurements you said and they come out exactly as you would expect. There is zero difference in gain, however, for any of the settings when measured using a multimeter or...
View ArticleLM48580EVM: Gain Not Working?
Part Number: LM48580EVMHi Guys,I am not noticing any effect of the J3 jumper on the LM48580EVM. Any ideas on why this could be?Best,Casey
View ArticleRE: DRV8303: Over-current mode didn't get corrent current
Yes. Help me a lot. thanks a lot.
View ArticleClik here to view.
DRV8303: Over-current mode didn't get corrent current
Part Number: DRV8303Hi,I am using DRV8303 to drive 48V/60A BLDC trapezoidal motor. My FETs Rdson = 4 mohm. When the current runs up to 15Amp, The OC mode start to work. But the over current should be...
View ArticleRE: Please recommend several drivers for three-phase current PWM rectifier
Hello Mateo, Thank you for your reply! My three phase input voltage is 199V (pk -pk), so 600V/650V MOS is OK. And I happen to have these MOS in my hand. Best Regards
View Article