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DRV8825: a question about the current waveform
Part Number:DRV8825Dear Support, I am using a DRV8825 to drive a step motor. it is 1.8degree, 12V, rated current is .25A. phase resistance is 48 ohm. phase inductance is 17mH. holding torque is...
View ArticleDRV8886AT: DRV8886AT can connector to Marvell MCU 88DE3006 .
Part Number:DRV8886ATHi      I need to check：　　　1.TI DRV8886AT can connector to Marvell MCU 88DE3006 ?      2.what is the STEP/DIR control method?                   Thanks...
View ArticleDRV8812: About 1-Mohm resister with VCP-pin
Part Number:DRV8812Hello E2E,Please let me know about 1-Mohm resistor on VCP-pin. - What is this resistance for? - If deleted this resistance, what happen? - When was this resistance added?Regards,ACGUY
View ArticleDRV8702D-Q1: AVDD / DVDD Disabled and nSleep Pin Power Domain
Part Number:DRV8702D-Q1Hi,I have a DRV8702D-Q1 on a board. I've configured it very closely to the DRV8702D-Q1EVM.However on my hardware I have the nSleep Pin connected to DVDD, my assumption here was...
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DRV8839: Motor Drivers Forum
Part Number:DRV8839Hello Sir/Madam,Nice to E-Meet with you.First kindly find my attached schematic for verification.My query is the motor does not properly working when it got external supply at the...
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DRV8711: BEMF Voltage changes depending on the TORQUE register
Part Number:DRV8711Dear All,I'm using the DRV8711 driver for a bipolar stepper motor and now I want to detect the stall with the reading of the Back EMF.At the moment the driver is set on internal...
View ArticleSchematic review help for high-side/low-side driver
Is there a way to submit a portion of a schematic for review in a confidential manner?
View ArticleDRV8800: Overcurrent protection
Part Number:DRV8800HiThe customer want to operate their DC motor under following condition.VM=8VIout(normal)=100mAIout(start)=500mAÂ Iout (motor lock) = 360mAÂ Iout (start) and Iout (motor lock) were...
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DRV8323: sense OCP configuration block diagram and sense resistor usage
Part Number:DRV8323Hi, 1. My customer is having problem for the sense OCP configuration, can the sense resister be config like below capture in one of our reference design? Will there be any concern if...
View ArticleDRV8813: Difference between DRV8812 and DRV8813 in internal circuit
Part Number:DRV8813Hello E2E,I compared for DRV8812 and DRV8813 in them datasheet. On pin function table, DRV8813 has "internal pulldown" for control pin.There is no description of "internal pull-down"...
View ArticleDRV8842EVM: DRV8842 CAD file
Part Number:DRV8842EVMI didn't find any CAD file in the TI website of DRV8842EVM. Can I have that?
View ArticleDRV8703-Q1EVM: DRV8703-Q1EVM
Part Number:DRV8703-Q1EVMHI,i have source code of DRV8703Q1 EVM (brushed motor controller and driver PCB) ( MSP430G2553IPW20 MICROCONTROLLER) which was downloaded from Ti website.. Now i want to read...
View ArticleDRV8701: High-Side FET short circuit protection
Part Number:DRV8701Dear board,do I understand the "Overccurrent Vds Monitor" right, that the function is also active on a short-circuit to ground after the high-Side active FET? Otherwise we would have...
View ArticleDRV8850: Consideration of using VM=2V
Part Number:DRV8850HiFor brushed DC motor opeartion, use of VM=2V is required.Motor specification is following.VM=2VIstart=2AIlock=4AIn addition, motor lock detection function should be implemented in...
View ArticleDRV10983: Setting registers of DRV10983 with my values which were tested wit...
Part Number:DRV10983Hellowhat sequence shall I use in my software to set registers 0x20 to 0x2b with my values?I want to change settings so that they fit to my motor and use these values immediately...
View ArticleDRV8881EEVM: Interface DRV 8881E to MC33033
Part Number:DRV8881EEVMI contacted Tech Support. From tech support @ TI, I was told that I have to develop logic to interface from MC33033 to DRV8881E. This is to control a 4 phase motor. The MC33033...
View ArticleDRV8301: SPIA handle, data loss
Part Number:DRV8301Im trying to communicate with a sepperate controller over SPIA using the F28069M with the DRV8301The F28069M is behaving as a slave and is reveiving 4x16 bits at a time. This...
View ArticleDRV8432: why DRV8432 efficiency is only about 80%, how to achieve the 97%
Part Number:DRV8432Hi team,my customer use DRV8432 to drive the TEC(Thermoelectric cooling), but the efficiency is only about 80%, which is very different as the datasheet 97%. So how to help on this?...
View ArticleDRV8703-Q1EVM: DRV8703-Q1EVM
Part Number:DRV8703-Q1EVMHi,In the DRV870Q1 EVM , what is difference between PH/EN control interface mode and standard PWM control interface mode?Please explain clearly
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