SLUUCP8 June 2024 BQ41Z50
The BQ41Z50 device can permanently disable the battery if it detects an open thermistor on TS1, TS2, TS3, or TS4. The state of TS1..4 and the internal temperature sensor is available in DAStatus2().
Status | Condition | Action |
---|---|---|
Normal, TS1 | TS1 Temperature > Open Thermistor:Threshold OR Internal Temperature ≤ TS1 Temperature + Cell Delta if Temperature Mode[TS1 Mode] = 0 OR Internal Temperature ≤ TS1 Temperature + FET Delta if Temperature Mode[TS1 Mode] = 1 | PFAlert()[TS1] = 0 |
Normal, TS2 | TS2 Temperature > Open Thermistor:Threshold OR Internal Temperature ≤ TS2 Temperature + Cell Delta if Temperature Mode[TS2 Mode] = 0 OR Internal Temperature ≤ TS2 Temperature + FET Delta if Temperature Mode[TS2 Mode] = 1 | PFAlert()[TS2] = 0 |
Normal, TS3 | TS3 Temperature > Open Thermistor:Threshold OR Internal Temperature ≤ TS3 Temperature + Cell Delta if Temperature Mode[TS3 Mode] = 0 OR Internal Temperature ≤ TS3 Temperature + FET Delta if Temperature Mode[TS3 Mode] = 1 | PFAlert()[TS3] = 0 |
Normal, TS4 | TS4 Temperature > Open Thermistor:Threshold OR Internal Temperature ≤ TS4 Temperature + Cell Delta if Temperature Mode[TS4 Mode] = 0 OR Internal Temperature ≤ TS4 Temperature + FET Delta if Temperature Mode[TS4 Mode] = 1 | PFAlert()[TS4] = 0 |
Alert, TS1 | Condition 1: TS1 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS1 Temperature + Cell Delta if Temperature Mode[TS1 Mode] = 0 | PFAlert()[TS1] = 1 |
OR Condition 2: TS1 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS1 Temperature + FET Delta if Temperature Mode[TS1 Mode] = 1 | ||
Alert, TS2 | Condition 1: TS2 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS2 Temperature + Cell Delta if Temperature Mode[TS2 Mode] = 0 | PFAlert()[TS1] = 1 |
OR Condition 2: TS2 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS2 Temperature + FET Delta if Temperature Mode[TS2 Mode] = 1 | ||
Alert, TS3 | Condition 1: TS3 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS3 Temperature + Cell Delta if Temperature Mode[TS3 Mode] = 0 | PFAlert()[TS1] = 1 |
OR Condition 2: TS3 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS3 Temperature + FET Delta if Temperature Mode[TS3 Mode] = 1 | ||
Alert, TS4 | Condition 1: TS4 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS4 Temperature + Cell Delta if Temperature Mode[TS4 Mode] = 0 | PFAlert()[TS1] = 1 |
OR Condition 2: TS4 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS4 Temperature + FET Delta if Temperature Mode[TS4 Mode] = 1 | ||
Trip, TS1 | Condition 1: TS1 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS1 Temperature + Cell Delta for Open Thermistor:Delay duration if Temperature Mode[TS1 Mode] = 0 | PFAlert()[TS1] = 0 PFStatus()[TS1] = 1 |
OR Condition 2: TS1 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS1 Temperature + FET Delta for OpenThermistor:Delay duration if Temperature Mode[TS1 Mode] = 1 | ||
Trip, TS2 | Condition 1: TS2 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS2 Temperature + Cell Delta for Open Thermistor:Delay duration if Temperature Mode[TS2 Mode] = 0 | PFAlert()[TS2] = 0 PFStatus()[TS2] = 1 |
OR Condition 2: TS2 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS2 Temperature + FET Delta for OpenThermistor:Delay duration if Temperature Mode[TS2 Mode] = 1 | ||
Trip, TS3 | Condition 1: TS3 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS3 Temperature + Cell Delta for Open Thermistor:Delay duration if Temperature Mode[TS3 Mode] = 0 | PFAlert()[TS3] = 0 PFStatus()[TS3] = 1 |
OR Condition 2: TS3 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS3 Temperature + FET Delta for OpenThermistor:Delay duration if Temperature Mode[TS3 Mode] = 1 | ||
Trip, TS4 | Condition 1: TS4 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS4 Temperature + Cell Delta for Open Thermistor:Delay duration if Temperature Mode[TS4 Mode] = 0 | PFAlert()[TS4] = 0 PFStatus()[TS4] = 1 |
OR Condition 2: TS4 Temperature ≤ Open Thermistor:Threshold AND Internal Temperature > TS4 Temperature + FET Delta for OpenThermistor:Delay duration if Temperature Mode[TS4 Mode] = 1 |