Part Number: DRV8821 Other Parts Discussed in Thread: DRV8823
Hello sir:
About DRV8821 control, we meet a problem need help.
The below picture is catch from Scope and you can find the B Bridge is slow 1/4 wave of A Bridge.
From DRV8821 datasheet,…
Part Number: DRV8821 I have seen some terminologies for two different controlling scheme for the stepper motors. Can you please help me on this?
On part DRV8821 page 10, it says that “The DRV8821 contains four H-bridge motor drivers with current-control…
Part Number: DRV8821 Other Parts Discussed in Thread: DRV8880 , DRV8824 Tool/software: Code Composer Studio Hi ,
i have certain doubts about the motor driver ic DRV8821 because i'm started to work with a printer.From datasheet i noticed the application…
Part Number: DRV8821 I am currently resolving EMI problems relating to DRV8821 and using simulation software, but I need DRV8821 IBIS to do this. Does anyone have the IBIS model for DRV8821?
Part Number: DRV8821 I'm inheriting a card design using the DRV8821 motor driver to open and close a door. The design delivers 1.5A per winding which goes right up against the 1.5A peak threshold and occasionally trips the OCP. I guess this is no surprise…
Part Number: DRV8821 Other Parts Discussed in Thread: DRV8832 , DRV8830 Hi ,
We are working on the stepper motor control and Brushed DC Motor system .
Stepper Motor Control System :
Currently we are evaluating the MCU / controller & stepper motor driver…
Part Number: DRV8821 using DRV8821 , It works fine with a step motor with 2.5 ohm resistance.
However with other set motor with a resistance of 100 ohm , The motor is making
noises and is not moving.
Any Idea ?.
Part Number: DRV8821 I'm trying to work out a problem on the DRV8821 and just read under the features column "Three-Bit Winding Current Control Allows up to Eight Current Levels" is this wrong? I know that you control Ichop using Vref, but is there some…
Part Number: DRV8823 Other Parts Discussed in Thread: DRV8821 ,
Hi,
Please give us the solutions following technical issue.
After installing Setup_DRV8821-23_EVM.exe, when running DRV8821-23 EVM.exe,
Please see the test screen first.
DRV8821 Test …