Part Number: BQ769142 Tool/software: Hi Experts,
Good day!
Could you please share more information regarding the maximum current gate driver of BQ769142?
Thank you in advance.
Regards,
Jonathan
Part Number: BQ769142 Tool/software: Dear support,
i am considering to use BQ769142 in my design and i have a simple question.
I want to use it just to read information on I2C bus and to perform cell balancing, i don't want to use it to cut current flow…
Part Number: BQ769142 If REGIN and BREG pins are connected to the ground, then is it possible that there will be a short circuit upon powering BAT+ and BAT- (naming based on reference design)? Because in my circuit when I supply 30V from the power supply…
Part Number: BQ769142 Hi
I have some query about watchdog need your help.
1, The BQ769142 sets the parameters then is completely powered off. At this time, after powering on, will the values become the default values or will they remain the setting…
Hi Max
Thanks for your help.
Do CC Gain and Capacity Gain values need to be converted using IEEE754 to write 4 Byte to BQ769142 through I2C?
https://www.h-schmidt.net/FloatConverter/IEEE754.html
Waiting for your reply.
Thanks
Star
Part Number: BQ769142 Other Parts Discussed in Thread: EV2400 Our initial design for testing has external header connection for an EV2400 to connect to and read values from the BQ. On powerup we are able to successfully read / configure the BQ. I have…
Part Number: BQ769142 Other Parts Discussed in Thread: BQ76952 , Hi
The customer bought BQ769142, BQ76952 and BQ7695202. They use BQ769142 and BQ7695202 used a logic analyzer to analyze the signal of I2C BUS, and found these two ICs. Always reply NAK,
…
Part Number: BQ769142
Hi,
Need design review of the attached design.
We are thinking of releasing the board out for FAB this weekend, so any help before that will really help.
Here is the schematic:
AUX_BMS-3.pdf
Here is the layout file:
AUX_BMS.…
Hi all,
I managed to resolve the issue with our design. The problem was a bit obscure but related to a bug in our BQ769x2 initialisation, As mentioned above, we don't use a sense resistor in our design so just have SRN and SRP shorted together. In firmware…
