RE: DRV8332 single sense resistor
Hi Ahmed, The DRV8332 should work in this application. Although there is not a DRV8332EVM, there is a similar DRV8432EVM (four half bridges instead of 3). This can be used as a example for layout of...
View ArticleRE: DRV8332 single sense resistor
Hi Ahmed, There is a DRV8312EVM which is a lower current version of the DRV8332. A DRV8332EVM was not created.
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DRV8332 single sense resistor
Hello, Im using DRV8332 for 3 phase stepper motor drivebut i will use a single current read from the 3 phasesany problem to implement this design?and recommendations?i attached the layout sample, could...
View ArticleRE: DRV8312 2-quadrant mode
Hi Mark,Since the HS gate drive architecture of the DRV8312 is bootstrap based with no trickle charge or refresh circuit you cannot leave the HS MOSFET on continuously without a refresh of the...
View ArticleDRV8312 2-quadrant mode
hii am designing bldc motor driver (6 steps commutation) . i looked at the drv8312 data sheet.in Different Operational Modes section its says : "We recommend using a complementary control scheme"and...
View ArticleRE: DRV8305 Operating Temperature
Hi Asif, This appears to be typical, although it depends on numerous factors. Some of them are system voltage, copper thickness, size of the ground pour, placement location on the PCB, restrictions in...
View ArticleDRV8305 Operating Temperature
Hello -I have custom hardware consisting primarily of a TMS320F28027F and a DRV8305 (using InstaSPIN-FOC).My board is operational, but the DRV8305 runs quite hot. Even at low-current motor operation I...
View ArticleRE: DRV8885 Logic Input impedance when VM=0V
Hi Wilson, Thank you for your fast reply. I understood the normal inputs and tri-state inputs. How about the DECAY input? Refer to the Figure 24, there is a current source as 20uA. If the current...
View ArticleDRV8885 Logic Input impedance when VM=0V
Hello,Our customer uses the DRV8885.The customer operate MCU before the DRV8885 operate.The customer wants to know the impedance of the logic input pins when the VM=0V.Could you tell me the impedance...
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DRV8825 EV board driver issue
Hola,I have downloaded the USB driver and application program of DRV8825, but it has an error when installing as below figure.May I know that where the problem is？ Thanks...
View ArticleRE: DRV8303 output impedance (reconfirm)
Hi Wilson, Thank you for your support. Do you need some more time? I will ask the customer to wait some days. How long does it takes to get answer? Best Regards, Naoki Aoyama
View ArticleRE: DRV8332 OTW and FAULT PIN are always low
Hi Ashish,This nOTW is open drain output and need external pull up. So if you MCU input is a HiZ input state, you may see a voltage like that.Best regards,
View ArticleRE: DRV8303 output impedance (reconfirm)
Hi Naoki, Sorry for the delay. I will get the answer within this week. Thank you! Best regards,
View ArticleRE: DRV8303 output impedance (reconfirm)
Hi Wilson, Thank you for your reply. That's OK. I'll ask the customer to wait by weekend. Thanks, Naoki Aoyama
View ArticleDRV8303 output impedance (reconfirm)
Hello,May I reconfirm about the impedance of the GL_x ?Our customer uses the DRV8303,has some questions about the impedanceof the GL_x pin.Q1)It is mentioned the impedance of GL_x is from 1.6kohm to...
View ArticleRE: DRV8332 OTW and FAULT PIN are always low
hi sir,thanks for your reply, now i understand what was the problem. and at last i get correct.Thanks sir
View ArticleRE: DRV8332 OTW and FAULT PIN are always low
one more thing i have used 10k resistor as pull up . but still not getting fair amount of voltage. would u pls suggest value of resistor
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RE: Regarding Insta spin boostxl drv8031 controller and driver card with gui...
Respected Sir, I'm using boostxl drv8031 and launchxl-f28027f . Below link shows the exact kit .Regards,Anuroop
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