Part Number: BQ76940 Tool/software: I am now using a resistor load discharge with an actual current of 10A, measuring a voltage of 6mV on the sample resistor with a value of 0.6mR on the sample resistor, but the value read in the CC register is 0x94FE…
Part Number: BQ76940 Tool/software: Hello,
I was wondering what are some possible issues I would see if the I have TS2 and TS3 pins not being used and not terminated with 10k ohm? Could I see anything catastrophic with the BMS behavior?
Regards,
Vincent…
Part Number: BQ76940 Tool/software: BMS AFE cell voltage reading issue, in (BQ76940) 14 Cell voltage readings cells1 to cell10 are reading some voltage,
and cells 11 to 14 have some 20mV OFFSET with cell 1 to cell 10. I have concerns about how it can…
Part Number: BQ76940 Tool/software: When the scd is powered on and started, the SCD automatically sets 1, but it can be cleared by writing 1, and then it does not appear
Part Number: BQ76940 Tool/software: Hello,team: This is Stephen from Precor Incorporated, We are using your product Varicite VAR-SOM-MX6 Freescale i.MX6TM - based System-on-Module (SOM). We install it on our consoles. The problem now is that we need to…
Part Number: BQ34Z100-R2 Other Parts Discussed in Thread: BQ76952 , BQ76940 , Tool/software: Hello, I'm looking for development board which is built using BQ34Z100-R2 and BQ76940/BQ76952. Any suggestion or alternatives? Thank you!
Hi Adarsh,
It would be difficult to confirm exactly what was damaged without going through the full FA process. The general advice is just to not exceed the abs max voltage ratings of the device.
The VC5X/10X pins are the reference voltage for the stacked…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ76930 Tool/software: Dear Expert
It's like this, we have a BMS solution that uses BQ76930+BQ76940 cascaded for 24S. However, there have been high serial numbers of BQ76940 chips that have been damaged…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ78350-R1A Tool/software: We are using bq76940+bq78350-R1A with 10 series lithium-ion batteries.
An issue occurred where the CHG-FET broken due to charging overcurrent protection.
The cause was that…
Part Number: BQ76940 HI,
1. During Cell Charging through BQ76940, how Charging Current will be controlled- EIther through Balanced Charger (CC) or 76940IC takes care of CC and then switch to CV mode?
2. in On of the reference design, there is mention…