DRV8432: Vreg=0.48v
Part Number:DRV8432I am using DRV8432 first time for a motor control application.Gvdd=vdd=12v,Pvdd=12v.I am working in 1PFB mode.M0=0,M1=Vreg,M3=0.RESET_CD=0v.Reset_AB=NC.PWM_B and PWM_B=0.After power...
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DRV8303: DRV8303 Flow Through Drive of High and Low Side FETs
Part Number:DRV8303We are using theTMS320F28069MPZT and the DRV8303 and have a problem with the GLx (lower gate output drive) spiking up when there is a transition on the GHx signal (high side gate...
View ArticleBOOSTXL-ULN2003: Selection of BoosterPack and LaunchPad for Stepper Motor
Part Number:BOOSTXL-ULN2003I need to control 5 stepper motor. My application is a robot arm.Stepper Motor Characteristics:-2-phase hybrid stepper motor-Nominal Voltage: 24V-Nominal Current: 4.2 AI also...
View ArticleDRV11873EVM: BLDC motor won't run - Pulses 3 times and stops
Part Number:DRV11873EVMI am trying to use this board to drive a brushless 3-phase dc motor. I am supplying the board with ~12V of power in and the power LED is on. The motor I am driving will pulse 3...
View ArticleDRV8842: DRV8842 Creating Scratchy Motor Noise at low Duty Cycles
Part Number:DRV8842Operating with 20kHz PWM Frequency, and at low duty cycles, a constant but inconsistent scratching noise (around the 500-1khz freq) occurs. The lower the duty cycle, they louder it...
View ArticleBOOSTXL-DRV8305EVM: Gate drivers for each bridges do not give proper signal
Part Number:BOOSTXL-DRV8305EVMHi everyone,I designed DRV8305 boostxl myself for using with c2000 piccolo launchpad. I have exploited from schematic of drv8305 boostxl and used recommended components...
View ArticleDRV8301: DRV8301 nFAULT function
Part Number:DRV8301DRV8301Hi,Apart from the overcurrent circuit of the DRV8301, the overcurrent detection circuit of the motor is provided externally.When PVDD is suddenly changed from 20V to 24V, the...
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DRV8711: Stall Detect Problem
Part Number:DRV8711Hi,We have a product that uses the stall detect to find the end-stops for a stepper motor upon power up. The system was working for the first prototypes but the first sample...
View ArticleDRV10983: Tuning guidline for drv 10983 with closeloop control
Part Number:DRV10983Dear sir/madamKindly share the DRV10983 MOTOR TUNING VIDEO LINK..THANKS IN ADVANCE.
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CCS/DRV8313EVM: 8313_Library.lib source code - Where is it?
Part Number:DRV8313EVMTool/software: Code Composer StudioI am experimenting with BLDC motor controllers and the DRV8313 fits the bill as far as Form, Fit, and function goes. I've purchased the...
View ArticleDRV8870: DRV8870 Test circuit not working
Part Number:DRV8870Hi, i built a test board using the DRV8870 and the schematic thats in the data sheet. I used a .1uf ceramic cap and a 47uf electrolytic as a bulk cap. I am using my arduino to...
View ArticleDRV8842: 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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