Read This First...........................................................................................................................................................................9
About This Manual................................................................................................................................................................... 9
Notational Conventions............................................................................................................................................................9
Trademarks.............................................................................................................................................................................. 9
Glossary...................................................................................................................................................................................9
1 Introduction........................................................................................................................................................................... 11
2 Protections............................................................................................................................................................................13
2.1 Introduction...................................................................................................................................................................... 13
2.2 Cell Undervoltage Protection........................................................................................................................................... 13
2.3 Cell Overvoltage Protection............................................................................................................................................. 13
2.4 Overcurrent in Charge Protection.................................................................................................................................... 14
2.5 Overcurrent in Discharge Protection................................................................................................................................ 14
2.6 Hardware-Based Protection............................................................................................................................................. 15
2.6.1 Overload in Discharge Protection..............................................................................................................................15
2.6.2 Short Circuit in Charge Protection............................................................................................................................. 15
2.6.3 Short Circuit in Discharge Protection.........................................................................................................................16
2.7 Temperature Protections..................................................................................................................................................16
2.8 Overtemperature in Charge Protection............................................................................................................................ 16
2.9 Overtemperature in Discharge Protection........................................................................................................................17
2.10 Undertemperature in Charge Protection........................................................................................................................ 17
2.11 Undertemperature in Discharge Protection.................................................................................................................... 17
2.12 Precharge Timeout Protection........................................................................................................................................17
2.13 Fast Charge Timeout Protection.................................................................................................................................... 18
3 Permanent Fail......................................................................................................................................................................19
3.1 Introduction...................................................................................................................................................................... 19
3.2 Safety Cell Overvoltage Permanent Fail.......................................................................................................................... 19
3.3 Voltage Imbalance at Rest Permanent Fail......................................................................................................................20
3.4 Voltage Imbalance Active Permanent Fail....................................................................................................................... 20
3.5 Charge FET Permanent Failure....................................................................................................................................... 20
3.5.1 Description.................................................................................................................................................................20
3.5.2 Feature Enable/Disable.............................................................................................................................................20
3.6 Discharge FET Permanent Failure...................................................................................................................................20
3.6.1 Description.................................................................................................................................................................20
3.6.2 Feature Enable/Disable.............................................................................................................................................21
3.7 Instruction Flash (IF) Checksum Permanent Fail.............................................................................................................21
3.8 Data Flash (DF) Permanent Fail...................................................................................................................................... 21
4 Advanced Charge Algorithm............................................................................................................................................... 23
4.1 Introduction...................................................................................................................................................................... 23
4.2 Charge Temperature Ranges...........................................................................................................................................23
4.3 Voltage Range..................................................................................................................................................................24
4.4 Charging Current..............................................................................................................................................................24
4.5 Charging Voltage..............................................................................................................................................................25
4.6 Valid Charge Termination................................................................................................................................................. 25
4.7 Charge and Discharge Alarms......................................................................................................................................... 26
4.8 Terminate Charge and Discharge Alarms........................................................................................................................ 27
4.9 Precharge.........................................................................................................................................................................27
4.10 Maintenance Charge......................................................................................................................................................28
4.11 BROADCAST Mode....................................................................................................................................................... 28
4.12 Charge Disable and Discharge Disable......................................................................................................................... 28
4.13 Charge Inhibit.................................................................................................................................................................29
Table of Contents
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SLUUCO0 – APRIL 2022
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