Part Number: BQ40Z80 Respected sir, We are using TI BQ40Z80 IC in our design to design custom BMS battery pack having 6s configuration. We are using PDSG functionality in a BMS and Precharge could you please review our design and help us find out if there…
Part Number: BQ40Z80 Hi, TI expert
During the customer's review of the BQ40Z80, there are inquiries regarding capacity display.
Shortly after charging/discharging starts, 100%/1% is displayed...
What part do I need to modify to set the capacity below…
Part Number: BQ40Z80 Hi,
I have question related to the use of PACK pin to recover from Shut down mode. I am designing a button circuit to pass the Battery (Cell) voltage to PACK pin to recover from shut-down. However, I need to isolate my circuit from…
Part Number: BQ40Z80 Hi, TI expert
A customer wants to use lithium iron phosphate 15A, 7s1p in Bq40z80 and has a related inquiry.
- Battery used: Lithium iron phosphate 7S1P, 15A.
Q1) Are there any examples related to settings?
Q2) Additionally, please…
Hey Shuichi,
Yes, complete the GPCCHEM tool and share with me the result report from the tool.
I'm not sure why the CHG bit is going to 0. A protection is not triggering and the XCHG bit also stays 0 when CHG bit is 0. However, this is not preventing…
Part Number: BQ40Z80 Other Parts Discussed in Thread: BQSTUDIO , BQ76942 , EV2400
Hi, TI expert
A customer would like to review the BQ40Z80 and has a question. I think it also has a built-in MCU core... but I can't find the example code.
Are you just…
Hi Shuichi,
Shuichi Hashimoto said: 1. Discharge the cells to empty and let them relax for at least 5 hours.
2. Enable Impedance Track (0x21), issue a reset command (0x41). LStatus() changes from 00 to 04
[Q1. If I perform RESET at this timing, VOK=0…
Part Number: BQ40Z80 Respected sir,
We have designed a bms with 6s configuration with MAX Bat voltage up to 25.2 V with important protection parameters configured are listed below: COV : 4.2 V/cell CUV : 1.8 V/cell OCD : 2500 mA OCC : 2000 mA
There is one…
Part Number: BQ40Z80 Hi team,
I am designing the BEC power supply (Battery eliminator circuit) of an ESC for UAV application.
Our design parameters are as follows:
Input voltage: 3S - 6S LiPo (11.1V - 22.2V)
BEC with switch-mode: 5V - 8V adjustable (Step…