BOOSTXL-DRV8301: Motor Current Rating Issue
Part Number:BOOSTXL-DRV8301I am trying to run a Brushless DC motor rated for 34A using the DRV8301 and the gate current and gate voltage faults occur. Could this be a problem with the motor current...
View ArticleDRV10983: Looking for sensorless BLDC driver with integrated controller and...
Part Number:DRV10983Hi,I need a sensorless BLDC motor driver that can do soft start for a high inertia load and handle up to ~10A. The DRV10983 did exactly what I want, except it couldn't handle...
View ArticleDRV8711: The stall detecting voltage by setting SDTHR
Part Number:DRV8711Hi,I have a question about the detecting voltage by setting SDTHR. We need to adjust SDTHR register at using internal stall detection function. SDTHR register has the resolution of...
View ArticleDC motor : Unipolar 4-Quadrant PWMs
Hello Ti Team,I have one question from bollowing blog of Mr Dave Wilson. It is related to Unipolar 4-Quadrant PWMs” (Form 1).Below link states...
View ArticleDRV110EVM: solenoid not open/energized
Part Number:DRV110EVMMy settings are: JP1, JP2, JP3 closed , JP4 thru JP9 are open.Potentiometer R4, R5, R6 Fully CCW, R3 fully CW.12 VDC supply are connected to P1-1 and P1-3Solenoid coil is...
View ArticleDRV8837: Current draw in Coast versus Brake
Part Number:DRV8837Is there any difference in power usage in Coast mode versus Brake Mode(PWM Disabled)? Thanks,
View ArticleDRV8703-Q1EVM: About how to check the protection function (flag generation)...
Part Number:DRV8703-Q1EVMDear Support team,Our customer will use DRV8703-Q1 in their application. They are using the DRV8703-Q1EVM to check the occurrence of a flag when a fault is detected.Please tell...
View ArticleDRV8305: Having failures appears to be related to over heating.
Part Number:DRV8305We are using Insta-SPIN motor-ware and the DRV8305 with the TMS320F28027F much like the development board, in fact there are very few hardware changes. We are experiencing failed...
View ArticleDRV8881: VM pin
Part Number:DRV8881Hi,DRV8881P has two VM pin. Do those pins connect in internal? Customer uses two DC motors which are different current spec each. If those pins don't connect in internal, customer...
View ArticleDRV8711EVM: DRV8711EVM
Part Number:DRV8711EVMSupposedly, I have a 30V variable, 3 A power supply. When connected to the DRV, the power supply loads down and will not deliver 24 V.What is the minimum current requirement for...
View ArticleEV vehicle motor driver
I am designing an Electric Scooter using Li-Ion batteries.I need a help for selecting a motor for this application. I have considered 4 motors for it.1. Permanent magnet Synchronous motor2. BLDC...
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DRV8711: DRV8711 comparison
Part Number:DRV8711Hi to all, I'm a Hardware engineer and I've been working on DRV8711 stepper motor driving capabilities and now I want to form some sort of comparison between DRV8711 and other...
View ArticleDRV10983: DRV10983 linear converter resistor
Part Number:DRV10983hellodesigning a pcb using the DRV10983PWPwill be using a separate voltage regulator which will be connected to VCC (24V)from the data sheet,TA = 25°C; sleepDis = 1; SPEED = 0 V;...
View ArticleDRV8711: SDATO Connection with 4x DRV8711
Part Number:DRV8711Hello,I am using 4x DRV8711 connected to a single SPI bus to an MCU. Per typical fashion, the SCS/SDATI/SCLK are operated as push-pull IO's but the SDATO is open-drain which is a...
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DRV8307: DRV8307 to change direction, the Motor speed is different ?
Part Number:DRV8307Hello ! everyone, I have some problem of DRV8307 According the DRV8307 EVM Schematic, I design the circuit to drive the BLDC Motor, like the picture below:I use msp430g2553 I/O pin...
View ArticleDRV10983EVM: GUI download problem
Part Number:DRV10983EVMDear Team,I am trying to download GUI for DRV10983EVM from www.ti.com/.../DRV10983EVM.The resultant file suppose to be ZIP file, But i am ending up with a unrecognized file....
View ArticleDRV8833: Current Limiting & Fault Functionality
Part Number:DRV8833Hello,I am doing testing with the DRV8833 and the current limiting function on a project. I have the ISEN set and I can see that when this node voltage rises, the DRV8833 does begin...
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DRV8305: DRV8305 about the heat issue
Part Number:DRV8305Hi Team,The customer is using DRV8305. When he uses a low power motor, the circuit is fine.Then he changes a high power motor, when he starts the motor,the DRV8305 device starts to...
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DRV8313: About behavior of V3P3 in sleep mode
Part Number:DRV8313Hi Rick-san, Thank you always for your kind support.I have two questions. ----------[Q1]“V3P3 is disabled in sleep mode” is listed in " Table 3. Functional Modes Summary".However, I...
View ArticleDRV8850: Thermal information
Part Number:DRV8850Hello;We are designing a motor controller for a motor with a rated current of 0,9A stall current of 8A.The motor has to be used at stall for a few secondsI'm looking at the Drv8850....
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