Clik here to view.
DRV8906-Q1: meaning OT @ B13 in SDO
Part Number: DRV8906-Q1Hello team,What is the meaning of OT(yellow highlighted area)? Over-Temp Warning(OTW) or Over-Temp Shutdown?And below yellow highlighted portion seems typo. Correct comment is...
View ArticleMCT8316ZTEVM: SPI Firmware support for the on board MSP430
Part Number: MCT8316ZTEVMOther Parts Discussed in Thread: MSP430FR2355, USB2ANY, MCT8316ZI was looking at the CCS project for the "MCT8316ZTEVM MSP430FR2355 GUI Firmware" and I saw that there was...
View ArticleDRV8870: DRV8870 VREF
Part Number: DRV8870HIA voltage between 4.8V and 5.2V is supplied to the VREF pin of the DRV8870, is there any problem?
View ArticleDRV8350R: Motor Heat
Part Number: DRV8350Rhello , all :we use DRV8350R to develop a BLDC Driver .The PCB have 3 DRV to drive 3 BLDC .The motor we used have hall sensort , then depond on the hall sensor , we let DRV output...
View ArticleDRV10983EVM: Burning Mosfets when powering Eval-Board
Part Number: DRV10983EVMOther Parts Discussed in Thread: DRV10983Hello everybody,I'm facing a problem with DRV10983-Evalboard:Started with Board No. 1:Connected all needed wires and checked connections...
View ArticleClik here to view.
Purpose of a transformer between IGBT and motor?
Hello,We have a look on many drives on the market.If we focus on the High Power Drive only (~20A to 40A), I can see a transformer is added between the IGBT and the motor phase, like the following...
View ArticleDRV8770: What voltage does the load/motor sees?
Part Number: DRV8770Hi,Good day. In the datasheet it states, "The DRV8770 can drive an H-bridge with power supply up to 100 V." Does that mean the load or motor can see 100Vp-p or 200Vp-p?What is the...
View ArticleDRV10970: Can I use external FET's with this device
Part Number: DRV10970HiI have used this device to power a 24V BLDC motor. I have set output current limits appropriately so the chip will not be overloaded.This works ok with 10-12V, but at low speeds...
View ArticleClik here to view.
DRV8662: Drives two cascaded piezo ceramic
Part Number: DRV8662Hi teamHere're some issues from the customer may need your help:1) In actual applications, a piezo deflection mirror with two cascaded piezo ceramic whose length difference...
View ArticleDRV8889-Q1: The size of the input voltage versus the input current
Part Number: DRV8889-Q1Hi team,Here's an issue from the customer may need your help:1) The drive chip has a voltage range of 4.5V-45V, assuming two power supplies of 4.5V and 45V, respectively, and the...
View ArticleDRV8301: Capacitors
Part Number: DRV8301In datasheet are several recommended external component values (table 3).Is it possible to have 10µF for Cgvdd & 1µF for Cbst ?Any risk, or expected malfunction ?
View ArticleClik here to view.
DRV8343-Q1: SPI-SCK Input logic hysteresis and waveform non-monotonicity
Part Number: DRV8343-Q1Hello,The datasheet of DRV8343SPHPRQ1 states there exists an input logic hysteresis of 182mV (typ) for the SCLK pin.We would like to confirm in such a case whether the following...
View ArticleDRV8434S: DRV8434S TRQ_DAC register interfacing
Part Number: DRV8434SI am seeing the same value of TRQ_DAC when reading CTRL REGISTER 1 (addr 0x3) despite writing a new TRQ_DAC value to the register. I will need your help in resolving this issue.I...
View ArticleClik here to view.
DRV8434A: Waveform on AOUT when not stepping
Part Number: DRV8434AOther Parts Discussed in Thread: DRV8434,Hi,I am currently working with the DRV8434AEVM as well as a custom PCBA with the DRV8434 stepper motor driver. I've found that with my...
View ArticleClik here to view.
MCT8316ZTEVM: Analog Hall vs. Digital Halls in SPI Mode
Part Number: MCT8316ZTEVMHello, I am testing this eval with Asynchronous rectification with analog Hall (PWM Mode 1) and it is somehow working as expected (motor spinning) with my digital hall motor....
View ArticleClik here to view.
DRV110EVM: Hold current changes when the input voltage is changed
Part Number: DRV110EVMDear Specialists,My customer is evaluating DRV110EVM and encountering the problem.I would be grateful if you could advise.---Regarding DRV110EVM, the hold current changes when the...
View ArticleClik here to view.
DRV8813: Response Time when nSLEEP H to L
Part Number: DRV8813Dear Specialists,My customer is evaluating DRV8813 and has a question.I would be grateful if you could advise.---According to the datasheet, nSLEEP response time is described 1ms...
View ArticleDRV8426E: About overcurrent detection
Part Number: DRV8426EHi,Let me check it just in case.Is it correct to recognize that the DRV8426E can also detect the overcurrent generated on the high-side FET side?The background to the question is...
View ArticleDRV11873: Recommendation to replace LB11685
Part Number: DRV11873Hello,My customer has been using LB11685AV(ON Semi), but it will be EOLed, so they have to find an alternative motor driver soon. If I checked cross reference, it gave me...
View ArticleDRV8889-Q1: DRV8889-A1 Rise/Fall time Spec
Part Number: DRV8889-Q1Hi expertI can't found rise & fall time in the datasheet.my customer require step motor driver device rise time <200ns and fall time <180nscan we device specify it?
View Article
