Other Parts Discussed in Thread: BQ27426
你好，我们匹配到的化学ID误差9.09%,按照《TI 电量计应用指导》上面所说，这是属于匹配不成功，我们是需要定制电芯化学ID的，请问下我们定制电芯化学ID这个流程怎么走？申请表在哪里下载，实验室地址和对接人如何确定？下面是我们的测试数据和匹配结果
Chemistry ID selection tool, rev=2.54
Configuration used in present fit:
ProcessingType=2
NumCellSeries=1
ElapsedTimeColumn=3
VoltageColumn=9
CurrentColumn=15
TemperatureColumn=8
Best chemical ID : 478 Best chemical ID max. deviation, % : 9.09
Summary of all IDs with max. DOD deviation below 15%
Chem ID max DOD error, % Max R deviation, ratio
478 9.09 0.02
425 9.89 0.75
423 11.22 0.82
412 11.25 0.83
4124 12.2 0.58
457 12.2 0.93
6106 12.48 1.48
421 13.19 0.02
4166 14.02 0.97
487 14.15 0.08
485 14.15 0.08
442 14.17 0.37
4109 14.56 0.7
413 14.83 0.4
4174 14.89 0.55
Max. deviations for best ID is within recommended range. Chosen best chemical ID is suitable for programming the gauge.
Selection of best generic ID for ROM based devices like bq274xx
Device / Family #1
Generic Chem ID Device/ Voltage/ Chemistry max DOD error, %
354 bq27411-G1C: 4.35V LiCoO2 32.26
3142 bq27421-G1D: 4.4V LiCoO2 33.47
312 bq27421-G1B: 4.3V LiCoO2 34.54
128 bq27421-G1A: 4.2V LiCoO2 39.3
Best generic ID 354
Warning: Generic ID Deviation is so high that it is most likely due to anomaly in the data. Please check that data files have recomended format, units and test schedule
Device / Family #2
Generic Chem ID Device/ Voltage/ Chemistry max DOD error, %
354 bq27621: (ALT_CHEM2) 4.35V LiCoO2 32.26
1202 bq27621: (default) 4.2V LiCoO2 34.93
1210 bq27621: (ALT_CHEM1) 4.3V LiCoO2 37.12
Best generic ID 354
Warning: Generic ID Deviation is so high that it is most likely due to anomaly in the data. Please check that data files have recomended format, units and test schedule
Device / Family #3
Generic Chem ID Device/ Voltage/ Chemistry max DOD error, %
3230 bq27426: (default) 4.35V LiCoO2 29.6
3142 bq27426: (ALT-CHEM2) 4.4V LiCoO2 33.47
1202 bq27426: (ALT_CHEM1) 4.2V LiCoO2 34.93
Best generic ID 3230
Warning: Generic ID Deviation is so high that it is most likely due to anomaly in the data. Please check that data files have recomended format, units and test schedule
roomtemp_rel_dis_rel.rar6825.Cell Data Update1-report (1).zip