DRV8412: Variation of RDS(ON)
Part Number:DRV8412Hello support team,Our customer is studying the motor circuit.Regarding DRV8412, how much variation is RDS(ON) of high side and low side MOSFET?The maximum value and the minimum...
View ArticleDRV8841: DRV8841 Dead time between HS and LS FETs
Part Number:DRV8841Hi,I'm worrying which IC is better for Step Motor control, DRV8841 or DRV8412.In DRV8412 Datesheet, tDT(Dead time between HS and LS FETs) is written.On the other hand, tDT is not...
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DRV8303EVM: DRV8303EVM + InstaSPIN BLDC GUI => motor not spinning
Part Number:DRV8303EVMHello,I spent many hours trying to spin my motor with very little success.I am focusing on "PWM control mode"#1:The only way I can keep the motor spinning is to enable "Advanced...
View ArticleDRV10983Q1EVM: Driver did not start the motor properly after few days working
Part Number:DRV10983Q1EVMHi TI support team.When I was developing with DRV10983, I had a good advice from Cole.Now I'm dong with DRV10983Q1 and had a almost same problem, but it does not same problem.I...
View ArticleDRV8873-Q1: How to hundle nSLEEP and DISABLE pin when not in use
Part Number:DRV8873-Q1Hi team,We are considering to use DRV8873.We will not control nSLEEP and DISABLE pin.Please tell me how to hundle these pin when not in use.Is it OK to connect the nsleep terminal...
View ArticleDRV8850: Brake function with EVM
Part Number:DRV8850HiDRV8850 has no brake function but it could be possible to INxL to high and INxH to low.Is it correct?If yes, is it possible to operate brake with EVM?BestRegards
View ArticleDRV8323: Help to chose between DRV8323 and DRV8313
Part Number:DRV8323Hi Ti E2E community,I am an engineering student at unniversity and i am looking to drive a 3ph brushless dc motor, the one i use at the moment is a maxon 48V 70 watts. I am wondering...
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DRV8307: Issue with the V_HS and V_LS GDRV
Part Number:DRV8307HiI am working with drv8307. I am facing problem with V_HS and V_LS GDRVÂ it is not switching properly. I have attached the DSO images of phase V voltage and both side gate wave form.
View ArticleDRV8305-Q1: Power-up sequence
Part Number:DRV8305-Q1Hi,Power-up sequence of DRV8305-Q11.Do not supply power to PVDD, supply power to VREG first, drive the SPI and have no problem?2.Is there a power-up startup procedure for the...
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DRV8886AT: What happens when IFS value becomes negative?
Part Number:DRV8886ATHIWe are using DRV8886AT.IFS calculation formula (DAC or PWM) ...  If the Vdac value is higher than 1.23V, the IFS value will have a negative value.If the Vdac value becomes about...
View ArticleDRV8800: Which is decay mode for faster stopping DC motor
Part Number:DRV8800Hi team, My customer wants to stop the DC motor as soon as possible.  1. Which Decay mode is faster to stop the DC Motor? 2. If First Decay is faster than Slow Decay, what has...
View ArticleDRV3205-Q1: I'm looking for an firmware example for the drv3205-q1 in...
Part Number:DRV3205-Q1Hi,Is there any motor control firmware example for the drv3205-q1 in combination with the tms570 safety MCU? The DRV3205-Q1 Evaluation Module is compatible with Hercules...
View ArticleDRV8308: SPI SDATAO Rise Time
Part Number:DRV8308Hi, I am having some trouble doing SPI reads from the DRV8308.With a 2K pullup on SDATAO I was seeing rise times of over 100nS, however the part is rated for a min bit time of 62nS....
View ArticleDRV8884: Resistor value for Decay Modes setting
Part Number:DRV8884Hi teamFor the Decay-mode setting, Our customer want to use 47k+/-5% resistor instead of datasheet recommendation value 45k+/-5%.Can they usse 47k+/-5% resistor for Mixed decay: 60%...
View ArticleDRV8844: Automotive qualified version & recommendation
Part Number:DRV8844Team,are there any plans to have DRV8844 with automotive qualification?Do you have a similar suggestion for an automotive qualified alternative to DRV8844?Thanks!
View ArticleDRV8320: Operating Voltage / Current
Part Number:DRV8320Hello Team,Had a quick question on the DRV8320. Would there be any adverse effects if running this device off of a charge pump doubler circuit? The setup is 3.3V input being doubled...
View ArticleDRV10970: PWM input - Duty cycle step size/resolution
Part Number:DRV10970Hello colleagues,my customer has tested the DRV10970 and figured out that DCstep for the PWM is around 1% which is not given in the datasheet at to high for his application ( 0.1%...
View ArticleDRV8432: Static Signals (100% PWM) in the PWM inputs possible?
Part Number:DRV8432Hi,Can I use static signals in the PWM inputs A,B,C and D? that means 100% DC PWMs? Does the device has an internal oscillator to charge the bootstrap capacitor? Regards,Jon
View ArticleDRV8886AT: Reducing EMI
Part Number:DRV8886ATHello.The following products are not "Smart Gate Drive Devices"?DRV8884DRV8885DRV8886DRV8886ATThese above devices are not described in the following...
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DRV8711: DRV8711 Stall dection funcion for schematics
Part Number:DRV8711Hi Motor Driver teamWe want to design has stall dection function for schematics. Can I use schematices as a below?If i can't use typical application schematices as a above.Can I get...
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