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DRV8703-Q1: two DRV8703-Q1 on same SPI bus?
Part Number:DRV8703-Q1Dear support,As I have 2 DRV8703-Q1 on my board and I am limited with GPIO's on my uC, I want to connect both fault lines (from both chips). Will this be a problem for any of two...
View ArticleDRV8814: Motor winding current
Part Number:DRV8814Hi,I have to measure the current flowing thru a brushed Dc motor in order to find if the motor is loaded too much.Can I assume that all the current of the motor is flowing thru the...
View ArticleDRV10983: Motor not running
Part Number:DRV10983after successfully programming eeprom values of DRV10983 motor couldn't rotate.for designing our both versions of pcb we followed reference design in datasheet. In first version...
View ArticleDRV8301: Motor drive not working
Part Number:DRV8301Dear TI,I am currently working on a project using the drv8301 REVB together with the boostXL F28069MThe instaspin motion gui used with the default (?) appProgram.out lets met...
View ArticleDRV2510Q1EVM: Powering the board
Part Number:DRV2510Q1EVMWe have a customer following the user guide www.ti.com/.../slou449.pdf( page 4 ) 2.1 Powering the board the customer states that the following is not happening: To power the...
View ArticleWEBENCH® Tools/DRV8307EVM: DRV8307EVM didn't work when using motor with 3...
Part Number:DRV8307EVMTool/software: WEBENCH® Design ToolsI have a motor with 3 hall sensor wires (single end). I connected all wires to DRV8307EVM board that following User's Guide step by step setup,...
View ArticleDRV8884: Current adjust using a PWM signal
Part Number:DRV8884Hello,Our customer try to control the full scale current using a PWM signal with the circuit of the Figure 16 on the datasheet.They want to control the full scale current from 0.05A...
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BOOSTXL-DRV8301: high speed rotation 33,000rpm
Part Number:BOOSTXL-DRV8301Dear all,Can this EVM kit (BOOSTXL-DRV8301+LAUNCHXL-F28207F) control motor as 33,000rpm?>motor: 4 pole and 3 phase BLDC>Voltage: 10~14V, Current: 5A>control:...
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Stepper Motor Driver
Hi ,Can you please suggest me a driver for Bi-Polar Stepper Motor2 Phase1.8° step anglePower : 6-36V , 36WResistance: 1 ohm/PhaseInductance: 3.9 mH/Phase
View ArticleDRV8846: Autotune behavoir with ADEC='1' and DEC0='X', DEC1='X'
Part Number:DRV8846Hi,If ADEC='1', DEC0='X', DEC1='X' when DRV8846 is woken up from sleep, does the driver go Autotune mode? Datasheet says different thing in different places. On page 18 - "To enable...
View ArticleDRV8814: Bulk capacitors
Part Number:DRV8814Hi,I could not determine what value of bulk capacitors should I use. I am going to use the Mabuchi RS-385PH-10280 motor.TNXM. Hooper
View ArticleDRV2667: Troubleshooting the DRV2667
Part Number:DRV2667Similar to another user, I am using the Fyber labs DRV2667 breakout board for initial prototyping, and using example 8.3.2.1 in the datasheet. I have confirmed that the I2C...
View ArticleDRV8886AT: Cannot drive above 600mA
Part Number:DRV8886ATI am using the DRV8886AT to drive a Sure Step STP-MTR-23055D : 2.8A rated Bipolar Stepper.With other Stepper Controllers I can run this motor at 2.8A with a 24V supply. With the...
View ArticleDRV120: Max current into STATUS pin
Part Number:DRV120What is the max current into the STATUS pin when its pulldown FET is active? Datasheet only mentions 2mA as Test Condition in VOL spec.
View ArticleDRV8870: Failure reaction of DRV8870
Part Number:DRV8870Hi, My customer is using this part for the MFP application, because it has been used to drive paper cutter in the MFP. Customer wonder if we are having some report or document...
View ArticleDRV8842: I0 - I4 configuration for NO current regulation feature
Part Number:DRV8842Hello, the datasheet says if the current regulation feature is not needed, it can be disabled by connecting the ISENSE pins directly to ground and the VREF pins to V3P3.The I0 - I4...
View ArticleDRV8873-Q1: The fault report in case of DRV8873H-Q1
Part Number:DRV8873-Q1Hi allWould you mind if we ask DRV8873H-Q1?On the datasheet P28, there is the description of the fault report.We assume that it contains -S1 version.Could you let us know the...
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DRV8885: About errors during GUI installation
Part Number:DRV8885Dear Expert,Thank you for your special support everyday.I have a question about DRV8885 EVM GUI Installation.I received this error message.What should I do?Please tell me if there is...
View ArticleDRV10974: how to control pwm input when start up?
Part Number:DRV10974Dear Engineer:with DRV10974 used ,do we need to change the pwm duty cycle when motor start up?for example:we need cw and motor run at special speed(50% pwm duty cycle) , when motor...
View ArticleDRV8870: Failure reaction of DRV8870
Part Number:DRV8870hi sirDo you have any DRV8870 MTBF"Mean Time Between Failures" data or failures cause analysis reportWe want to know,IF DRV8870 fail to cause motor continuous rotation and FW can't...
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