DRV8842: H bridge diable
Part Number:DRV8842HiDRV8842 has "nRESET" pin. And H-ridge is disabled when it is low.What does "disable" mean? All FET of H-bridge is OFF? (it means OUT1/OUT2 is open?)Or only low side FET is ON?...
View ArticleDRV8881EEVM: drv8881eevm
Part Number:DRV8881EEVMI have 8881EVM and installed GUI_COMPOSER but could not find any instructions how to run it, what to do with it etc. Is there a manual of some sort showing all this so I can get...
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DRV8320: DRV8320RS ： FB voltage not right
Part Number:DRV8320Hello Above is my schematic. The voltage on FB pin should be 0.765V but measured as 0.281V. The output voltage is not right either, is about 4.53V. The load is not connected yet. The...
View ArticleDRV8323: DRV8323R POWER SPPLY
Part Number:DRV8323Hi Team,Dese the buck convert and pre-driver can be pwered by seperate power? I mean, can I use 48V for VM power, while 24V for buck input power?Thanks very much.Regards, Sunny
View ArticleDRV10987: the output voltage of the motor driver
Part Number:DRV10987hi,i am using the drv10987 for driving my motor.and i have 2 questions:1)the driver gets 24v input and the voltage to my motor is also 24v.i see that when the driver goes in to the...
View ArticleDRV8323: DRV8323H about CAL function
Part Number:DRV8323I have checked the data manual, and there are few instructions for the use of DRV8323 CAL pin function.Just a quick mention, as follows.8.3.4.3 Auto Offset CalibrationTo minimize DC...
View ArticleDRV8306: Does DRV8306 supports variable frequency operation
Part Number:DRV8306Hi,My application require a driver supporting variable frequency because My control gives output pwm with continuously varying frequency does drv8306 supports such application?
View ArticleDRV10987: drv10987
Part Number:DRV10987can the drv10987 turn my motor (24v, 10 poles(5 pair)) in 9000 rpm?cause i see the maximum speed is 512so the maximum velocity is 51hzso the maximum rpm for motor with 5 pairs is...
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DRV10987: Motor Startup Problem
Part Number:DRV10987Hello,My motor is successful running in DRV10983 and below is my setting..I'm tuning the parameters using the SLOU477 DRV10987 Tuning Guide.The motor startup turn around and run...
View ArticleDRV8873-Q1: For TEC application, may we know how to set up HW&SW?
Part Number:DRV8873-Q1Hi Sir My customer get DRV8873H-Q1EVM, but we want to know hoe to sep up HW/SW in TEC application?The TEC file as attached.(Please visit the site to view this file)
View ArticleDRV8323: operation humidity range of DRV8323
Part Number:DRV8323Hi, My customer is wondering the available humidity during operation. Can you help to comment on this parameter? Thanks for your help.
View ArticleDRV10983: DRV10983: I2C query
Part Number:DRV10983I am currently using DRV10983 for BLDC motor driving but my DRV isn't responding.I am sending initially address twice but DRV is not acknowledging to my any of mine address and...
View ArticleDRV2625: Driving Current
Part Number:DRV2625Hi Expert.May I know the DRV2605, DRV2605L and DRV2625 driving current capability? (The motor is 5V@500mA)I only saw DRV2625 RDSon is 0.75ohm, how about DRV2605 and DRV2605L? Thanks!
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DRV8848: The DRV8848 Vcc rail dips when I have sleep pins floating
Part Number:DRV8848Hello thereI'm currently using 4 DRV8848 chips to each drive four motors for a personal project of mine. I received my PCB board, soldered the components for the motor section, and...
View ArticleDRV8873H-Q1EVM: Fault Occured when Open Load Detection is Enabled
Part Number:DRV8873H-Q1EVMHello everyone,I work on the DRV8873H-Q1EVM.I use it to control this kind of DC Motors: http://www.dinamikrulman.com/upload/pdf/NMB_Brushmotor/SE24P.pdfI'm in full bridge of...
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DRV8312: Offset & calibration values
Part Number:DRV8312We have developed a hardware based on DRV8312 Rev D kit.We were able to make 1 board work while other 3 doesn't work.I have tested all the 4 boards with sample lab-3 using Instaspin...
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DRV8305-Q1: Power-Up Sequence
Part Number:DRV8305-Q1Dear, Sir.My customer is evaluating DRV83055QQ(Integrated 5V LDO) version. Now, they are asking about the Power-Up Sequnce definition. 1. Figure 15 shows the definition....
View ArticleDRV8301: DRV8301-HC-EVM Rev D kit_drv8301_buckconverter
Part Number:DRV8301I have a DRV8301-HC-EVM Rev D kit. and I have a circuit of DRV8301-HC-EVM Rev D kit.I wonder why kit'circuit didn't use buckconverter of drv8301.
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DRV8323： DRV8323RH with 1xPWM MODE ,BLDC stops under low rotation and high load
Part Number:DRV8323BLDC control with sensorEspecially when load is applied to BLDC when rotating at low speed, the motor will generate abnormal noise and will not move.If you move the motor to help...
View ArticleDRV8312: Question about DRV8312
Part Number:DRV8312Dear Team,Can you please advise on the customer question below :To obtain CBC current protection, is there a need to mount resistors between A_GND, B_GND, C_GND and GND , if yes how...
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