DRV8872-Q1: DRV8872-Q1: IN1/IN2 minimum rise and fall times?
Part Number:DRV8872-Q1What would the minimum PWM rise and fall time of the device be operating at 20kHz?
View ArticleBOOSTXL-DRV8320H: RPM varies by PWM frequency configuration even in motor...
Part Number:BOOSTXL-DRV8320HHi team,My customer is asking me why motor RPM varies by PWM frequency configuration even in duty cycle is set to 100%.Here is customer's configurations.- With...
View ArticleDRV10987: EEPROM registre overwrite
Part Number:DRV10987Hi,If I want to overwrite the EEPROM register, do I have to follow any procedure.-Archana
View ArticleDRV8703-Q1: Interface Questions
Part Number:DRV8703-Q1My customer is asking the following questions concerning the DRV8703-Q1:We will be using SPI to program the gains and thresholds. But initially we thought to make sure we drive...
View ArticleBOOSTXL-DRV8301: IICDC2017 : Query regarding DRV8301 booster pack
Part Number:BOOSTXL-DRV8301Respected Sir/Madam, Is it safe to drive a BLDC motor with following specifications using the DRV8301 Booster pack (BOOSTXL-DRV8301) and C2000 F28069M piccolo...
View ArticleDRV8432: Is switching G_VDD a good idea ?
Part Number:DRV8432Hello,I am using a DRV8432 to drive a 24V DC motor.For safety reasons, the 24V is externally switched so that I can guarantee there is no power delivered when it is not required.I...
View ArticleDRV8871-Q1: DRV8871-Q1 VM Bulk Cap
Part Number:DRV8871-Q1Hi team,Greetings. I have a question about the VM bulk cap of DRV8871-Q1.The parameter is that VM=12V coming from automotive battery, normal working current=1A, stall...
View ArticleDRV8323: DRV8323
Part Number:DRV8323Hallo,It concerns the CAL input of the DRV8323.I designed the layout so that I can apply the DRV8323RH or the DRV8323RSIt is ferry difficult to add to the CAL signal in the design,...
View ArticleDRV8323: Current Sense amplifier question
Part Number:DRV8323Motor gurus:On the DRV8323S - does the DRV8323S use any of the current sense input/outputs for internal use? In other words - if one does not connect them up (and uses an external...
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DRV8870: Check the schematic for DRV8870
Part Number:DRV8870Hi team,The customer uses DRV8870. The customer's schematic is in the attach. ISEN pin is shorted to GND. But VREF is connected to 5V power supply. Would you check if the customer's...
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DRV8308: DRV8308 Clock Frequency Mode to implement speed closed
Part Number:DRV8308Hi,1.My server FAN max speed is 620Hz ,2A, VM=12V at 120° Commutation PWM mode,When I use Clock Frequency Mode to implement speed closed.Fclkin=100Hz start up is ok, then increase...
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motor control svgen_dq and inverse clark transformation
Hello,I have read spru485a (page 201) SVGEN_DQ part and I couldnt understand the idea below information. Because, according the below information when my phase A voltage is sin(wt), my reference...
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DRV8842: Issue with current spikes during current chopping
Part Number:DRV8842Hello All,I am working on a new product using the DRV8842 driver. My application is driver a brushed DC motor at 24V. I have my current chop threshold set at 4.7A. The application...
View ArticleDRV8843: DRV8843 pwm frequency
Part Number:DRV8843HelloWe wish to driver the AIN0/1 of the DRV8843 with a 200KHz 50% duty cycle signal.The AIN0/1 are complantery (180 degress out of phase with respect to each other). The same the...
View ArticleDRV8303: False over current faults
Part Number:DRV8303No load connected with proper threshold settings and yet over current faults chatter at the digital output. Increased the threshold but had minimal effect. Dead time is large and...
View ArticleDRV8832-Q1: Motor Drivers Forum
Part Number:DRV8832-Q1Hi Team,My customer asked following questions about DRV8832-Q1 Datasheet.(1)OCP timeIn 7.3.6.1, datasheet says “If this analog current limit persist for longer than the OCP time,...
View ArticleDRV595: DRV595 Not Working
Part Number:DRV595Hello,I am using drv595 to drive a peltier 12V/7A. I have used the standard schematic given by ti. Fault and SDZ pin is shorted and pulled up.Freq =500KHz (FS0= high, FS1= LOW,...
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DRV8703-Q1: Influence of GND Level Difference
Part Number:DRV8703-Q1Dear Sir.My customer is evalating DRV8703-Q1 as brushed motor pre-driver for their system. At this time, OEM pointing out the GND level difference between DRV8703-Q1 GNDand Motor...
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Influence of GND Level Difference
Part Number:DRV8703-Q1Dear Sir.My customer is evalating DRV8703-Q1 as brushed motor pre-driver for their system. At this time, OEM pointing out the GND level difference between DRV8703-Q1 GNDand Motor...
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DRV8703-Q1: Influence of GND Level Difference
Part Number:DRV8703-Q1Dear Sir.My customer is evalating DRV8703-Q1 as brushed motor pre-driver for their system.At this time, OEM pointing out the GND level difference between DRV8703-Q1 GNDand Motor...
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