DRV8842: DRV8842 not giving sufficient output voltage while testing
Part Number:DRV8842HiI am using DRV8842 for driving linear actuator motor. And for the testing purpose i setup the circuit (without motor as load). VM=12V (form laboratory supply), driving motor inputs...
View ArticleDRV11873: DRV11873EVM PWM adjust the Spd_Adj potentiometer
Part Number:DRV11873Dear Sir,I am using a DRV11873EVM to connect a 12 pole BLDC motor. And apply power to the H1 header, the motor starts quick smooth.But when I adjust the R6 Potentiometer...
View ArticleCCS/DRV8301-HC-C2-KIT: connecting ext pot
Part Number:DRV8301-HC-C2-KITTool/software: Code Composer StudioHi,Can I Connect external pot to the drv 8301 for speed control. Can anyone suggest where to connect it to the DRV8301-HC-C2-KIT i.e.,...
View ArticleCCS/DRV10983EVM-TB: Using Targetboard and Launchpad
Part Number:DRV10983EVM-TBTool/software: Code Composer StudioI am new to this field and am learning to use the Target board and Launchpad to program DRV 10983. I have a motor spinning successfully and...
View ArticleDRV8701: DRV8701 Freewheel Diodes required?
Part Number:DRV8701Hello,I am working on a Brushed motor driver based on a DRV8701with CSD18540Q5BT mosfets to Drive a 24V 50W BDC Gearmotor. For reference I have purchased a DRV8701-EVM eval board,...
View ArticleDRV8837: H-Bridge speed
Part Number:DRV8837Guys, this is generic question- and I could swear this change in the TI parametric search, but regardless, is there some way to filter H-bridge drivers or controllers by operating...
View ArticleDRV8834: PPAD and GND
Part Number:DRV8834Hi all,At this device's EVM that PPAD and GND connected near.Another motor driver's PPAD and logic-GND does not connected to near.Can you recommend PPAD connect to near the...
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IC Selection
Hi everyone,I designed gate drivers for my application and there is no problem with it. Now I am designing an Active Gate Driver when the gate resistors would be selected to reduce dv/dt. The figure...
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IC Selection
Hi everyone,I designed gate drivers for my application and there is no problem with it. Now I am designing an Active Gate Driver when the gate resistors would be selected to reduce dv/dt. The figure...
View ArticleDRV3201-Q1: DRV3201-Q1 Reduce noise level during sensitive current measurement
Part Number:DRV3201-Q1Hello,Customer wants to know some information to realize following that is explained in datasheet(SLVSBD6D) page 26.“To reduce noise level on the chip the boost converter can be...
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DRV10963: DRV10963 cannot move [Re posted]
Part Number:DRV10963Dear TI staffI had posted such topic in October, 2016. But I did not reply in that time because I had gone to short term internship.Then I came back and reply one week ago.So I...
View ArticleDRV3201-Q1: Boost undervoltage Error
Part Number:DRV3201-Q1I am trying to understand the startup of DRV3201-Q1 with 5V as VS. When there is Boost UV error at startup and I try to override it with CSM = 1 and writing CFG1 register Boost UV...
View ArticleDRV8870: Question about Isen pin of DRV8870
Part Number:DRV8870Please let me know about two points below of Isen pin for DRV8870.①I think that power dissipation for Rsense can calculate below, is it correct? Pd_Rsense = Itrip^2 ×...
View ArticleSome questions about drv8332
Dear sir.I am new to Brushless Direct Current Motor! I read the datasheet of drv8332, I found that the PWM outputs are in relationship with hall sensors. So do I need to check the hall sensor output...
View ArticleLooking for a DC motor drive with motor + feedback sensors
Hi,I'm looking for a motor drive with motor + feedback sensors. I'm planning to work on a DC motor and request your help to identify a proper motor drive unit to purchase. Requirement:a) Brushed...
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DRV8840: DRV8840 stops and require reset
Part Number:DRV8840Support Path: /Product/Development and troubleshooting/The DRV8840 is used with a PWM (Approx 8kHz) connected to Enable input and Phase input is used for direction.Sleep = highDecay...
View ArticleUsing a DRV8307 and MSP430 or C2000
I want to drive a BLDC motor with a RPM of 20.000 at 12V and max 60A. I want to use DRV8307 and MSP430 or C2000 microcontrollers with it. I would like to ask if this configuration is reliable and any...
View Articlemotor drives solution
i need a design support ac induction motor drive support by using INSTAspin -FOC controller.
View ArticleDRV3205-Q1: About using semiconductor processes and latch-up test
Part Number:DRV3205-Q1Hi,My customer is using DRV3205-Q1. He has same questions. Could you answer me the following questions, plsease?Q1: Which semiconductor processes does DRV3205-Q1 use? -> CMOS?...
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DRV8880: Behavior of changing the step during motor operation
Part Number:DRV8880Hi,My customer is using DRV8880. He changes the step with M1/M0 setting during motor operation. He wants to know the behavior indexer operation.For example.Maybe, when customer...
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