DRV8873-Q1: Pull-up and down resistors at SR pin with DRV8873H-Q1
Part Number:DRV8873-Q1Hi allWould you mind if we ask DRV8873H-Q1?Does DRV8873H-Q1 have pull-up and down resistors at SR pin?On the datasheet Figure15 P20, it seems that there are resistors.If there are...
View ArticleDRV2604LEVM-CT: Firmware crashes when selecting mode 5 or mode 11 (Adjustment...
Part Number:DRV2604LEVM-CTGood morningWe are using the DRV2604LEVM-CT to evaluate the DRV2604L together with a custom actuator. To complete the evaluation, we would like to adjust the output frequency...
View ArticleDRV8711: DRV8711
Part Number:DRV8711I have designed stepper motor driver using DRV8711. For particular application I need 1/25 step mode i.e. 0.072 degrees per step for bipolar stepper motor. How to achieve this with...
View ArticleWEBENCH® Tools: MOTIONFIRE
Tool/software: WEBENCH® Design ToolsThe MOTIONFIRE description says 'The 4-phase drivers produce------50VDC'. Could not find the spec sheet of the 4-phase drivers.
View ArticleDRV8350: DRV835x sample schedule & Automotive version plan
Part Number:DRV8350Hi,My customer has the interest about DRV835x series. They want to get the answer to following questions.Q1. When is the sample available about DRV835x?Q2. Do you have the automotive...
View ArticleDRV8802: DECAY pin
Part Number:DRV8802HiI have some question about DECAY pin.- Is there Pull-up resister or Pull-down resister at this pin?- If there is, how much is the resister?Best Regards,Koji Hamamoto
View ArticleDRV8870: Body diode-Power density of DRV8870
Part Number:DRV8870Hello!Can you check the power capacity of the built-in body diode of DRV8870?Only the forward Voltage is shown on the Datasheet.Please Check it.Thank youBest regards.From Anthony
View ArticleDRV10974: how to control PWM to right speed?
Part Number:DRV10974Dear Engineer:with DRV10974 used ,do we need to change the pwm duty cycle when motor start up?for example:we need cw and motor run at special speed(50% pwm duty cycle) , when motor...
View ArticleDRV8432: DRV8432
Part Number:DRV8432I have a customer wishing to have a hybrid controller for stepper and bushless motors.Do we have devices that are able to be controlled as 4 independent half bridges?The power...
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Compiler/DRV8323: SPI SDO always high
Part Number:DRV8323Tool/software: TI C/C++ CompilerHi,I am working with a SPI connection between the TMS320F28069 (master) and the DRV8323 (slave). SPI sample rate: 4.5MhznFAULT and SDO external pullup...
View ArticleDRV10983EVM: How to enter winding resistance of 0.31 Ohm? Where can I find an...
Part Number:DRV10983EVMHow can i get the motor running? It moves very short and stops. After a few seconds the motor restarts.To enter value of windig resistance, i found no way of entering 0.31Ohm....
View ArticleDRV8302: DRV8302 recommendable operating voltage
Part Number:DRV8302Hi team,I would like to know the recommendable operating voltage on SH_A, since the kickback voltage from motor is concerned.Is it same as PVDD1?By the way, are there any problem to...
View ArticleDRV8303: Minimum required time for EN_GATE activation when reseting faults
Part Number:DRV8303Hi,When manipulating the EN_GATE signal, we did find in the datasheet the maximum time we should not exceed in order to avoid putting the device in sleep mode.However, we didn't see...
View ArticleDRV2625: Initialization time
Part Number:DRV2625Hi Team,my customer is interested in using the DRV2625. After a meeting one question came up where we need clarification from the experts.How long does it take until the...
View ArticleDRV10987: drv10987
Part Number:DRV10987I had put in a question on motionfire which mentioned in the specs a 4-phase controller. Got 3 replies, first from Brian Schmidt that said basically he could not help, second from...
View ArticleDRV10987: what difference between DRV10983Q1 and DRV10987？
Part Number:DRV10987I am user DRV10983Q1 and DRV10987 , the same board , motor and configure， DRV10983Q1 run very good,but DRV10987 not run . DRV10987 Not move at all for any configure,...
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DRV8305-Q1: DRV8505NE_REG pin Current Consumption
Part Number:DRV8305-Q1Dear, Sir.My customer is considering to apply DRV8305NE for their system. Now, they are making a question about REG pin current consumption which willnot be difined on the...
View ArticleDRV8302: DRV8302 Three Phase Gate Driver With Dual Current Shunt Amplifiers...
Part Number:DRV8302hello,figure 12 of the document mentioned above shows the schematic diagram made for the PCB design as per my knowledge. if am wrong please correct me. If it is the PCB layout...
View ArticleDRV8871: DRV8871 only working on Out2
Part Number:DRV8871Hi,I have an application where I drive a miniature peristaltic pump using the DRV8871. Its worked great in the past with no issues. I purchased a new batch that's going on an...
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DRV10987: Did I bought FAKE DRV10987?
Part Number:DRV10987Hi Ti Team,I solved my problem by using recommended parameter and changed another chip.The NEW chip is working well and spinning motor as expect.However,I can't using my OLD chip to...
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