Part Number: DRV8434A-Q1 Other Parts Discussed in Thread: DRV8434 Tool/software: I have two questions for the experts. 1. Can the TRQ_CNT/STL_TH PIN of the DRV8434 be connected to the GPIO of the MCU without the need to connect to the GPIO of the MCU? …
Hi Sir,
I tried testing DRV8434A-Q1 and compared with DRV8424-Q1.
We can see that VAOUT1 voltage drop has decreased.
The voltage drop of VM and VAOUT1 are still very large.
I tried using 1/32 ustepping but I couldn't confirm if it improved the viltage…
Part Number: DRV8434AEVM Other Parts Discussed in Thread: DRV8434A , DRV8889-Q1 , DRV8434-Q1 , DRV8434 Tool/software: Hi Team,
We applied DRV8434AEVM using GUI to operate the customer's motor. Customer is using 2phase 4wire motor. And we have some questions…
Hi Basit,
The following devices are the only stepper motor drivers that offer stall detection:
DRV8461
DRV8452
DRV8462
DRV8434A
DRV8434S
DRV8889-Q1 (automotive)
DRV8711 (gate driver)
Please see the following application notes on how to drive a unipolar…
Hi Cherry,
Please refer this application note to understand the principle of stall detection, https://www.ti.com/lit/an/slvaei3/slvaei3.pdf . While this report describes the DRV8889-Q1 the principle is the same for DRV8434A except that DRV8434A has higher…
Kawasaki-san,
1) Please see section 4.1 (towards end) of app note below:
https://www.ti.com/lit/an/slvaei3/slvaei3.pdf
2) We added a scaler option in the DRV8434S device. If auto qual is not a requirement, they can consider this device. Otherwise, it…
Other Parts Discussed in Thread: DRV8889-Q1 , DRV8434S , DRV8434A Stepper motor drivers such as the DRV8434S, DRV8434A, and DRV8889-Q1 include a stall detection feature to detect an overload or stall condition while the motor is stepping. When the motor…
