Part Number: BQ76920 Hi,
Attached is the schematic of BQ76920 with 4 cell configurations .
Can you please review and let us know ?
Thanks
Regards 5875.BQ76920_Schematic.pdf
Vasu
Part Number: BQ76920
I am designing a 5s BMS and have received my first boards. I have installed my cells and am trying to debug the board.
Going through all of the pins the Voltages are as follows:
PIN
Value
Unit
REGSRC
19.070
V
BAT
19.070
V …
Part Number: BQ76920 Hello TI Experts ,
We have downloaded the FIT value information of BQ76920 . Mentioned FIT value is very low (Good reliable product )
We need below clarification on FIT estimation.
FIT rate mentioned for BQ769200PW has FIT rate of…
Part Number: BQ76920
Hi,
I've got some difficulties understanding the "BQ769x0 Family Top 10 Design Considerations" document.
The following paragraph is from page 11:
When the CHG output turns on CHG and Q3 drain will try to go to approximately…
Part Number: BQ76920 Hi, this is my first BMS design project and I am having some issues with the voltage readings. I am able to get readings for Cell 1 to Cell 3 and pack voltage. But cell 4 is missing reading. This BMS is designed for 4 cells LFP battery…
Part Number: BQ76920EVM Other Parts Discussed in Thread: BQ76920 BQ76290 I2C communication:
We have interfaced BQ76920evm over I2C to 16bit, 32MHz host controller. Below are the observations:
1. Not able to read registers as a block read. E.g: from address…
Part Number: BQ76920 Here is my schematic so I know how the cells are arranged.
Here is what I'm setting up:
Overvoltage to 4.2V
CELLBAL1 to 0b00010111
My issue is that right when I hit the 4.2V mark on one of my cells, the overvoltage fault kicks…