Part Number: BQ76940 Tool/software: Dear Team,
We want to measure pack current using the Coulomb Counter (CC) feature, but CC_READY bit is not setting, And set cc as continuous mode . Write_data=0xFF;
HAL_I2C_Mem_Write(&hi2c1, 0x08<<1, 0x00…
Part Number: BQ76940 Hi Team,
We are designing a 16 cell BMS using TI's BQ76940 IC and we want to ask for a detailed schematic review to catch anything that we missed.
We are also using some DC-DC coverters so it'll be great if you can look at it…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ78350 , BQSTUDIO , , EV2500 , EV2400 Tool/software: Dear TI Team,
I’m working on a BMS project using BQ76940 + BQ78350 for a 48V, 15S LiFePO₄ battery. Could you guide me on the recommended interface…
Part Number: BQ76940 Tool/software: Good day!
When the system integrates charging function.
Bq76940 reads the fluctuating current.(See Figure)
Bq76940 current reading is set to once every 250ms.
The blue line in the oscilloscope is the current…
Part Number: BQ76940 Tool/software: We are using the BQ76940 purely for cell monitoring and as a second layer of charge protection on a battery pack which is being charged by an external charger. During standby, charging and discharging without balancing…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ78350 , BQSTUDIO , EV2400 , EV2500 Tool/software: Dear TI Team,
I am working on a battery management system project using:
BQ76940 (battery monitor)
BQ78350 (companion controller)
Battery…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ78350 , BQSTUDIO , , EV2500 , EV2400 Tool/software: Dear TI Team,
I’m working on a BMS project using BQ76940 + BQ78350 for a 48V, 15S LiFePO₄ battery. Could you guide me on the recommended interface…
Part Number: BQ76940 Other Parts Discussed in Thread: DRV8711 Tool/software: Hi TI Team,
We are currently developing a Battery Management System (BMS) product using the BQ76940 IC, interfaced with an STM32 microcontroller. Our objective is to read…
Part Number: BQ76940 Tool/software: Good day,
According to the Bq76940 Datasheet,
The maximum input capacitance of the Cell voltage detection can be 10uF..
10uF capacitor is used in Bq76940 CELL voltage detection input capacitor. Will Bq76940 have…
Part Number: BQ76940 Other Parts Discussed in Thread: BQ78350-R1 Tool/software:
Dear TI Expert,
We are currently using the BQ76940 AFE in combination with the BQ78350-R1 companion IC . As per the BQ76940 datasheet, the I²C clock frequency is expected…
