DRV8701: DRV8701 Idrive setting for Ti csd18540q5b
Part Number:DRV8701FEF Gate charge total (10V)41nsFET gate-to-drain charge6.7nC(from TI CSD18540Q5B)Trise from / to 400200nsIdrive 1 & 2 range0.020.03ATable 5 IDRIVE selectSelect IDRIVE as 25mA...
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DRV8305: timing to detect over current protection
Part Number:DRV8305Dear all,Could you teach about following two questions?QUESTION 1,Is the longest time when short-through current flow tBLANK+tVDS(tDeglitch)?* I would like to know how long time...
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DRV8303: Ground Isolation with Host MCU
Part Number:DRV8303I am looking to isolate the ground between the DRV8303 and the host MCU, to prevent motor ground current passing through the MCU. I had tried to provide some isolation with the...
View ArticleBLDC, PMSM End applications
Hello All, I like to understand end applications of BLDC and PMSM motor. BLDC have torque ripple limitations, less efficient compare to PMSM and PMSM has complex drives schemes, so I like to be clear...
View ArticleDRV3201-Q1: ADREF Voltage
Part Number:DRV3201-Q1Hello, Please answer following question from customer. Customer is applying VDD5 of TPS65381-Q1 to ADREF terminal of DRV3201-Q1.Specified accuracy of VDD5 is +/-2%(4.9V to 5.1V)...
View Articlehelp to get more information and software
we purchased piipm50p12b004-Programmable Isolated IPM IPM(Bulletin I27146 06 - Oct. from IRF ). Unfortunately this module is not a complete description. Tell me how you can get the full description?...
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DRV8701: Question on current recirculation in half bridge mode
Part Number:DRV8701Hi, TeamI got report that in half bridge mode of DRV8701, during motor decelerate, current recirculates back to VM and lift VM up.According to spec, in half bridge mode, current...
View ArticleDRV8711EVM: Tracking a 'home position' while motor is in operation
Part Number:DRV8711EVMHello,I am looking to purchase a stepper motor and controller with adjustable speed and capable of tracking the passing of a home position. I am interested if there is a signal...
View Articledrv8305: HS and LS Gate Drive Control settings, driving mosfets correctly
Part Number:drv8305Hi. I am driving mosfets with 80nC total gate charge using DRV8305 in FOC ESC. PWM frequency is 45kHz. I have several questions.1. As I understand I need 2-3 Amp peak gate drive...
View ArticleDRV8880EVM: How to operating Hi-z of M0/1 by MSP430 on EVM
Part Number:DRV8880EVMHi,Could you please let me know how to operating Hi-z of M0/1 by MSP430 on EVM?Best regards,Shimizu
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DRV8305: The difference bwtween dead time and propagation delay ime
Part Number:DRV8305Dear all,Could you teach about definition of dead time and propagation delay time?I can not understand the mean of these parameter at electrical characteristics, Figure 11 and Figure...
View ArticleDRV8305: Protection features
Part Number:DRV8305Dear all,Could you teach about min/max value of 'tpd,E-L', 'tpd,E-SD' and 'VDS_TRIP'?*It is OK that the value is not guaranteed. I would like to know the actual value to think...
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DRV110: Could you tell me about "How to use Motor Drivers"
Part Number:DRV110Hi, team.This is part of circuit of the air circuit breaker as below from customer,My customer is considering using "DRV110 and DRV120".When driving with specifications of 380～460V/AC...
View ArticleDRV595: Question regarding differential input
Part Number:DRV595I am using DRV595 now to provide a DC ouput to drive a DC fan. I have a DC input voltage as reference. Since I saw it was differential input, I have the IN- potential to be 0V....
View ArticleDRV3201-Q1: CS amplifier Gain Drift and Shift Buffer Offset Drift
Part Number:DRV3201-Q1Hello, Please correspond following question and request from customer. 2nd Stage Gain Drift vs. temperature.Could you supply the graph that shows the relationship between...
View ArticleDRV8305: temperature variation of OTW_CLR and OTSD_SET
Part Number:DRV8305Dear all,Could you teach me about temperature variation of OTW_CLR and OTSD_SET?At automotive grade, min/max value is written, but catalog grade is not.And typical value of these...
View ArticleBOOST-DRV8711: nema17
Part Number:BOOST-DRV8711Hii,I have been trying to drive the nema17 stepper motor at high speed. like 800 rpm or higher. With using Arduino Nano and boost-drv8711. But i have not been succesful. Please...
View ArticleDRV8305: configuraion of IDRIVE and the relationship between IDRIVE and...
Part Number:DRV8305Dear all,Could you teach about the configuration of IDRIVE and the relationship between IDRIVE and heating value?■QUESTION 1, How value does this device heat according to IDRIVE...
View ArticleDRV8701: DVDD IN SLEEP MODE
Part Number:DRV8701Hi,The datasheet for the DRV8701 indicates that DVDD can supply up to 30mA to power a MCU. To enable the DVDD pin, the SLEEP pin must be pulled high. Can you advise how I achieve...
View ArticleDRV10975EVM: GUI of DRV10975EVM
Part Number:DRV10975EVMDear, AllCustomers are evaluating using DRV10975EVM.It was found that there is some error in the speed calculated using FG and the speed displayed by the GUI.Therefore, please...
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