DRV8825: The actual current peak does not match the set current value after...
Part Number: DRV8825Tool/software:hi,After the motor is spinning normally, the customer stops the motor by stopping a pulse signal to the step pin. The current through the motor 2 phases are tested and...
View ArticleDRV3901-Q1: Problems reading the trigger status from STATUS0 register
Part Number: DRV3901-Q1Other Parts Discussed in Thread: AM2632-Q1,Tool/software:I am attempting to implement a fault diagnostic between the MCU and the DRV3901-Q1. I am repeating the following two SPI...
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MCF8316C-Q1: the range of maximum phase current
Part Number: MCF8316C-Q1Other Parts Discussed in Thread: MCF8316AEVMTool/software:Hi team,We use MCF8316AEVM for debugging. When the maximum phase current of the motor is about 6A, the hardware fault...
View ArticleMCF8315C: Motor driver for different types of BEMF
Part Number: MCF8315CTool/software:Hello! Im designing a motor driver for a BLDC that has a sinusoidal Back EMFThe driver that I need must be sensorless as there are no encoders or sensors in the motor...
View ArticleDRV8889-Q1: About the problem of DRV8889 stepper motor chip
Part Number: DRV8889-Q1Tool/software:Hello expert,I am using the motor chip DRV8889. The application scenario is the stepper motor of the car light. I have a few questions to confirm:1. How to arrange...
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DRV8871: QUERY REGARDING ACTUAL DIMENSION OF THE EXPOSED THERMAL PAD
Part Number: DRV8871Tool/software: Please confirm and provide the actual dimension of the exposed thermal pad, since there are two actual dimensions are available in the latest datasheet.
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ULC1001-DRV290XEVM: OUTPUT
Part Number: ULC1001-DRV290XEVMOther Parts Discussed in Thread: ULC1001Tool/software:Hello.Is the PWM output of ULC100 set to output randomly between Freq_Start and Freq_Stop? I am curious about how...
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DRV8214EVM: VM voltage remains at 0.0V
Part Number: DRV8214EVMTool/software:Hello,I have just received my DRV8214EVM evaluation board and in the GUI the VM voltage always stays on 0V. So I looked at the diagram, an R12/R35 divider bridge...
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DRV8214EVM: Number of Ripples too high for the GUI.
Part Number: DRV8214EVMTool/software:Good morning, I use a small 6v motor size 370 (RC car). I capture the IPROPI output with the oscilloscope for calibration, but I obtain 25 peaks in 1000us, which...
View ArticleDRV8243-Q1: Using SPI to control the driver
Part Number: DRV8243-Q1Tool/software:Hi, I want to confirm my understanding of the DRV8243P (SPI (P) = variant). I am using two DRV8243P's each configured as a single full bridge to control two...
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DRV8889-Q1: Fault Pin Voltage being at 1.3V before going HIGH (3.3V).
Part Number: DRV8889-Q1Tool/software:Hi,I'm currently performing testing on the Motor Driver DRV8889-Q1, while testing i observed the Fault pin is intially at 1.3V before it goes HIGH (3.3V). As per...
View ArticleMCF8316A: some issue of the use of FOC
Part Number: MCF8316ATool/software:Hi TIerMy customer has just started debugging MCF8316A and his EVM board, and I want to make sure,1. what tool should we use to debug, program EEPROM? Do we have...
View ArticleDRV10964: Controller frequency
Part Number: DRV10964Tool/software:Hi -Customer is using the DRV10964 on new design. Currently working on PI control loop on the MCU control.What is the most common control frequency of the control...
View ArticleDRV8350R: Pspics model
Part Number: DRV8350RTool/software:Dear.Ti TeamI'm using DRV8350RH device.Do you have Pspice model for DRV8350RH?If you don't have, Could you tell me How can i simulate DRV8350RH?Best RegardsJ.D
View ArticleMCF8316A: Speed loop accuracy
Part Number: MCF8316ATool/software:Hi,How do we understand the speed loop accuracy in datasheet?For example, MCF8316A said the speed accuracy is 3% when use internal clock, so does it mean when the...
View ArticleMCT8314Z: SPI version
Part Number: MCT8314ZTool/software:hi team,my customer wants to use MCT8314Z SPI version. When will this version RTM? Thanks！
View ArticleMCF8316A: Higher speed loop accuracy
Part Number: MCF8316AOther Parts Discussed in Thread: DRV8311Tool/software:Hi,Customer want to achieve 0.16%(10rpm error with 6000rpm) speed accuracy with our integrated FOC control motor driver, Do we...
View ArticleDRV110: NON-PWM Operation of Solenoid for Quick Open and Close
Part Number: DRV110Tool/software:Hi, In relation to the original query, i would like to ask some questions if anyone is able to assist. (FYI, this is an application involving ejection of high-speed...
View ArticleDRV8462: Torque count during motor start up
Part Number: DRV8462Tool/software:Hi team,May I know why torque count will keep 4095 for a while after motor start up when using stall detection? And when need to use *8 multiply?Thanks!Rayna
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DRV8870: DRV8870DDA, over current absoring.
Part Number: DRV8870Tool/software:Hi,For operating one of the our motor, we are using the your DRV8870DDA motor driver.As you can see from the file (current_absorbed_peak.png) attached, we have a...
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