RE: DRV8313: About minimum value of UVLO and behavior of V3P3 regulator
Hi Rick-san,Thank you for your prompt reply.I will report this information to our customer.Regards,Kanemaru
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DRV8313: About minimum value of UVLO and behavior of V3P3 regulator
Part Number: DRV8313Hi Team, Our customer are evaluating DRV8313 and they have two questions. ------------[Q1]Could you please let us know the minimum value of UVLO(VULO_min) if you have any...
View ArticleRE: DRV8841: Where can i get library of this product for OrCAD?
Rick, Ivan, From the error message, it looks like the DRV8837 model netlist hasn't been added to the circuit's sim profile or the underlying model netlist isn't associated with the schematic symbol....
View ArticleDRV8841: Where can i get library of this product for OrCAD?
Part Number: DRV8841Hi, i work with TI products and have to use OrCAD for further creating board layout. But i face with problem that i can't get library with TI products. Especially, i'm interesting...
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...
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 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 ArticleRE: DRV8305: Having failures appears to be related to over heating.
Hi Scott, Assuming zero current means the FETs are disabled or all three low sides are active, the device should not be this hot. At zero speed, what are the inputs? What is the VM voltage? What...
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 ArticleRE: DRV8837: Current draw in Coast versus Brake
Hi Ruaridh, Yes. In coast mode, all four MOSFETs are turned off. This is similar to the No PWM Mode operating supply current. In BRAKE Mode, the two Low-Side MOSFETs are turned on, so the device 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 ArticleRE: DRV8711EVM: DRV8711EVM
Hi Eric, When the power supply loads down, have you enabled the DRV8711? Do you have a motor connected? If the motor is connected, please disconnect the motor to begin. Next set all the registers to...
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 ArticleRE: DRV8703-Q1EVM: About how to check the protection function (flag...
Hello Hiroaki-san,We will investigate and reply to you soon. Thank you
View ArticleRE: DC motor : Unipolar 4-Quadrant PWMs
Hello Dinesh,Yes Q1 & Q3 on will turn motor anticlockwise.Current will not flow from battery to the H-bridge.Both ends of battery are not connected to the Vbus when Q1 & Q3 turns on. The...
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...
View ArticleRE: DRV8711: DRV8711 comparison
Hi Milad, The configuration shown will not work. The diodes allow the FETs to be turned on, but not off. Also the diodes can affect the VDS monitor of the DRV8711. If you desire to create such a board,...
View ArticleRE: DRV8711: DRV8711 comparison
Thanks, you are completely right, but I want some adaptive schematics, I want to make the whole system kind of Automatic, what if I remove diodes and turn on each gate driver when necessary and turn...
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