Part Number: BQ27Z561 Other Parts Discussed in Thread: BQSTUDIO Tool/software: Hi engineers, I need your help. I'm working on battery authentication system. I programmed a few auth keys (256 bit) to bq27z561-R2 and it works. But I can check only 1st key…
Part Number: BQ27Z561 Other Parts Discussed in Thread: BQ25601 Tool/software: Hi,
I have a custom board with BQ27Z561 Fuel gauge IC and BQ25601 charger IC. I flashed the fuel gauge IC by following the instructions on Gauge Communication . I think I…
Part Number: BQ27Z561
Tool/software:
Hello current calibration has this item here:
// 5. Check the ADC conversion current output from MACData():
// • ADCcc = AAaa of MACData()
// Is ADCcc < 0x8000? If yes, use ADCcc; otherwise, ADCcc = –(0xFFFF…
Other Parts Discussed in Thread: BQ27Z561 Tool/software: Is there any update document for the communicate with BQ27Z561 like App Note SLUA801? The SLUA801 seem like out-of-date and not apply for new GG like BQ27Z561.
Part Number: BQ27Z561-R2 The customer find after gg learning, the runtime degrade will increase as the below picture shows:
There is no any description about runtime degarde parameter in catalog TRM.
Could you provide the detailed description about…
Part Number: BQ27Z561 Other Parts Discussed in Thread: BQSTUDIO
Tool/software:
Hello,
Was performing a learning cycle and reached calculated cutoff current for the datasheet. I never saw the Batterys status flag get set while charging. Am I supposed…
Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 , GPCRB , BQSTUDIO Tool/software: 1round_verify.csv
round1_low_optimize_20250807-report.zip round2_low_optimize.zip
Hi,
Currently we have some issue with gauge BQ27z561 low temp…
Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 Tool/software: Hi VSS pin unfortunately is on an internall ball of the BGA package, so using standard PCB rules it cannot be fanned out easily, it would need microvias or vias in pad to…
Part Number: BQ27Z561 Other Parts Discussed in Thread: BQ25185 , BQSTUDIO
Tool/software:
Hello I'm getting ready to go through the learning cycle process. Our current design utilizes a solar and a bq25185 charger...with cutoff currently set to 30mA…
