RE: BOOSTXL-DRV8323RH: Interfacing PWM Input from Arduino/Raspberry Pi
Hey Rasa, I would double check that you've correctly connected the hall-sensors in your application. Make sure HALL A / HALL B / HALL C are all correctly connected in relation to the phase connections...
View ArticleRE: DRV10983: About the configure without EEPROM
Hi Tao2199, When the device is reset the default EEPROM is loaded into shadow register. Then the shadow register can be modified by accessing the register as described in tuning guide and datasheet....
View ArticleRE: DRV10983: Looking for DRV10983 supported controller.
Hi Suraj, If you wanted to modify register using micro-controller, then any controller with I2C interface can be used and if micro-controller is used only to change speed and read speed then any...
View ArticleDRV10983: Looking for DRV10983 supported controller.
Part Number: DRV109831. I m looking forward to use DRV10983 to control BLDC motor. Can somebody tell me what is the criteria to choose a controller to support the driver?2. Can somebody suggest me a...
View ArticleRE: BOOSTXL-DRV8323RH: interface with DSP28377S with 6xPWM mode
Hi Min-su, If you keep all INx pins at LOW, so no driving signals, do you see the three high-side MOSFET gates float up to 20V? This is most likely a leakage path inside of our device causing the...
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RE: DRV8701: About the fire of DRV8701.
Hi! Rick Duncan The MV voltage is 25V at the input power of 25V.The pins of SHx are opposite in forward operation and reverse operation but do not exceed 25V maximum.This is the result of an...
View ArticleDRV8701: About the fire of DRV8701.
Part Number: DRV8701Thank you for your response.I developed a motor drive using the drv8701p.It is used in electric cars for children.Sometimes, however, the drv8701p chip fires.Where it occurs is...
View ArticleRE: DRV3201-Q1: CS amplifier Gain Drift and Shift Buffer Offset Drift
Hello will-san, I will have meeting with customer tomorrow and need to report answer or schedule. Please respond to my request 2-2 that I posted on Jul 6 2017. Best Regards.
View ArticleDRV8880: Specs of Driver DVR8880, certification, firmware
Part Number: DRV8880Hello, please find below my questions:1.do you please confirm that this product http://www.ti.com/tool/drv8880evm can drive properly a stepper motor that requires 24 V input and 1.8...
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DRV8837: About typical or minimum value of UVLO
Part Number: DRV8837Hi Team,Our customer are evaluating DRV8837 and they have a question.[Question]Could you please let us know the typical or minimum value of UVLO(VULO_typ or VUVLO_min) if you have...
View ArticlePRU-ICSS-INDUSTRIAL-SW: PROFINET and PRU : Getting started
Part Number: PRU-ICSS-INDUSTRIAL-SWHi,I have gone through the PROFINET White paper and wanted to use the PRU-ICSS on BBB to implement it for communicating with a servo. I also had a look at this link...
View ArticleRE: DRV8880: Specs of Driver DVR8880, certification, firmware
Hi Aredhel, 1.do you please confirm that this product www.ti.com/.../drv8880evm can drive properly a stepper motor that requires 24 V input and 1.8 A? Regarding the current requirement I believe it is...
View ArticleRE: DRV10975: DRV10975 EMC ISSUES
One suggestion we can make is that you can add ferrite bead on 1P8V output. High frequency content is probably coming from internal switching activities from digital circuit. Thanks, Seil
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DRV10975: DRV10975 EMC ISSUES
Part Number: DRV10975Dear TI:I use drv10975 as BLDC Drive. The Moter output power is 4W, voltage:12v.but when i do GB4343.1 Certification test, Conducted Disturbance and Disturbance Power are all...
View ArticleRE: DRV8305-Q1: GHx-SHx
Hey Alvin,That's a Zener diode intended to clamp the gate Voltage when the Vgs is greater than the 12V we spec for this. The first paragraph in section 7.3.8.3.2 of the datasheet briefly describes...
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DRV8305-Q1: GHx-SHx
Part Number: DRV8305-Q1Hi, TeamAs shown in Figure 9, there is one diode integrated between GHx and SHx.Is it an ESD diode or a Zener diode offers clamping on GHx-SHx?Considering there is absolute...
View ArticleRE: DRV8303: The BLDC waveform is abnormal in case of heavy load(It seem...
Hi Vander,For your first point you say that you've read back the STATUS register and get 0xff, which would imply that the SDO pin is not correctly clocking data out of the SPI registers. Are you sure...
View ArticleRE: DRV8307: DRV8307
Hi Sharath, Could you share the portion of your schematic containing the MOSFET bridges? Also, what is the purpose of the header block that all of the gate signals are tied to? Are the DRV8307 and...
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DRV8307: DRV8307
Part Number: DRV8307Hello,We designed a BLDC driver with DRV8307 for a 300W motor (18V, 15A). When I power-up the system fault pin is high for 60us and low for 5ms. This cycle is repeated continuously....
View ArticleRE: BLDC Motor commutation pattern
Hi Bunny,This waveform is not clear to me. Can you increase the time scale and capture more samples?If motor is very small then put some load on motor so that it will draw more current and you can...
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