CCS/BOOSTXL-DRV8305EVM: BOOSTXL-DRV8305EVM or BOOSTXL-DRV8323RS SPI 3 wire...
Part Number:BOOSTXL-DRV8305EVMTool/software: Code Composer StudioHello,does the DRV8305 and/or DRV8323 support SPI in 3-wire mode?Thanks!
View ArticleDRV8320: Bootstrap Cap with Drv8320
Part Number:DRV8320´Hello,I have a technical-question about the Bootstrapping at the DRV8320, how is this managed with only one small capacitor at "CB" do all Three swithces use the capacity only of...
View ArticleDRV11873: OCP function at start up
Part Number:DRV11873HiCould you please give me your expertise for the following question?If Rcs is 3.3Kohm, OCP threshold would be set as 3A(typ) at start up.According to the datasheet, 100% duty...
View ArticleDRV8842EVM with labview
Looking for API or information to enable interfacing single or multiple DRV8842EVM boards with labVIEW.
View ArticleDRV8307: BLDC starts and spins up to speed, but then shuts off and coasts
Part Number:DRV8307The motor spins up and the 8307 outputs LOCKn. Then the device loses lock and coasts down to almost stopped. then it starts again on its own and repeats the process. These repeats...
View ArticleDRV8703-Q1: Unable to perform drv8703-q1 spi write operation
Part Number:DRV8703-Q1By using SPC58Ecxx Microcontroller, drv8703-q1 H-Bridge driver as motor driver with SPC5 studio as development tool.We are able to read drv8703 driver registers by using SPI...
View ArticleBLDC Motor Drive Help
Hello, I have 450W,24 V ,12 pole,120 degree hall effect sensor placed,1500 RPM BLDC motor, I am using trapezoidal technique to control the motor ,When i am start first time motor from off...
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DRV10983Q1EVM: Register writing not succesful!
Part Number:DRV10983Q1EVMDear sir or madame,When I start the GUI for the DRV10983Q1EVM the following error message is displayed. After clicking on continue the gui opens and I get a connection to the...
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DRV8320: Independent PWM mode Issue ---- Valve current control
Part Number:DRV8320Hello,i cannot activate the Independent PWM mode ( 6x PWM mode work with an BDLC Motor on the same board)A valve is connected between J200 and J204. T202 and T204 switch together the...
View ArticleCCS/DRV8312: batch problems
Part Number:DRV8312Tool/software: Code Composer StudioDear SirWe have been using the TI DRV8312 component in our product for a long time witout any problems . Recently we have a problem with this...
View ArticleDRV8703D-Q1: Excessive conducted emissions from charge pump activity
Part Number:DRV8703D-Q1I’m seeing conducted emissions when the DRV8703 is not held in sleep mode, with a fundamental around 130-140kHz and many higher-order harmonics. This happens whenever the...
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DRV8301: question about DRV8301 charge pump regulator and gate output...
Part Number:DRV8301How do we decide what value of Charge Pump Capacitor should be added between pins CP1 and CP2? I see 0.022uF ( at the voltage rating of PVDD) used in the sample schematic in the...
View ArticleDRV8818: Mixed decay
Part Number:DRV8818Hello,Our customer use the DRV8818, have a question.Is mixed decay active at full step mode?Best Regards,Naoki Aoyama
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DRV8840: DRV8840 Peltier cooling issue
Part Number:DRV8840Further to query attached here in link belowI have tested same drv8840 circuit in my setup as a 12V, 3amp peltier controller. And there are 3 temperature set points : 25, 30, 37...
View ArticleDRV8825: Chopping frequency of A phase and B phase
Part Number:DRV8825Hi,Internal current control PWM frequency is 30kHz(Typ).Is this frequency used at A phase and B phase operated with one OSC?Or Is this frequency operated with OSCs for each...
View ArticleDRV8840: Capacitor between CP1 and CP2
Part Number:DRV8840Hello,Our cusotmer use the DRV8840, have a question about capacitor between CP1 and Cp2.The customer use a capacitor 0.01uF, 0402 part.The characteristics of the capacitor as...
View ArticleDRV8870: Continuous phase node pin voltage
Part Number:DRV8870In the datasheet of DRV8870"the Continuous phase node pin voltage" is defined : Min -0,7V; Max VM+0,7VMust I limit the voltage of the OUT-Pin's to that Ratings? Back-EMF will...
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DRV10983EVM: problems when quick drive up to closed loop, peak torque
Part Number:DRV10983EVMDear TI-E2E CommunityI'm evaluating the DRV10983 using the EVM, for our Air Damper Actuator applications. The goal of my development is to minimize the maximum torque when...
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DRV8880: Indexer Timing Requirements information..
Part Number:DRV8880Dose DRV8880 Indexer Timing Requirements have detail information like DRV8818?Include ( tWAKE, tSLEEP, tENABLE, tDISABLE, tRESETR, tRESET)
View ArticleTINA/Spice/DRV8332: Spice Model of DRV8332
Part Number:DRV8332Tool/software:TINA-TI or Spice ModelsSir,I am designing a BLDC drive for robotic application using DRV8332. I need spice model of DRV8332 for my pcb design.I have checked on TI site,...
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