Texas Instruments BQ28Z610-R2 User Manual

Status Condition Action
Normal,
ChargingStatus()[UT] or [LT] = 1
Max cell voltage 1..2 < COV:Threshold Low Temp
SafetyAlert()[COV] = 0
Normal,
ChargingStatus()[STL] or [STH] = 1
Max cell voltage 1..2 < COV:Threshold Standard Temp
Normal,
ChargingStatus()[RT] = 1
Max cell voltage 1..2 < COV:Threshold Rec Temp
Normal,
ChargingStatus()[HT] or [OT] = 1
Max cell voltage 1..2 < COV:Threshold High Temp
Alert,
ChargingStatus()[UT] or [LT] = 1
Max cell voltage 1..2 ≥ COV:Threshold Low Temp
SafetyAlert()[COV] = 1
BatteryStatus()[TCA] = 1
Alert,
ChargingStatus()[STL] or [STH] = 1
Max cell voltage 1..2 ≥ COV:Threshold Standard Temp
Alert,
ChargingStatus()[RT] = 1
Max cell voltage 1..2 ≥ COV:Threshold Rec Temp
Alert,
ChargingStatus()[HT] or [OT] = 1
Max cell voltage 1..2 ≥ COV:Threshold High Temp
Trip,
ChargingStatus()[UT] or [LT] = 1
Max cell voltage 1..2 ≥ COV:Threshold Low Temp for
COV:Delay duration
SafetyAlert()[COV] = 0
SafetyStatus()[COV] = 1
BatteryStatus()[TCA] = 1
OperationStatus()[XCHG] = 1
Trip,
ChargingStatus()[STL] or [STH] = 1
Max cell voltage 1..2 ≥ COV:Threshold Standard Temp for
COV:Delay duration
Trip,
ChargingStatus()[RT] = 1
Max cell voltage 1..2 ≥ COV:Threshold Rec Temp for
COV:Delay duration
Trip,
ChargingStatus()[HT] or [OT] = 1
Max cell voltage 1..2 ≥ COV:Threshold High Temp for
COV:Delay duration
Recovery,
ChargingStatus()[UT] or [LT] = 1
SafetyStatus()[COV] = 1 AND Max cell voltage 1..2 ≤
COV:Recovery Low Temp
SafetyStatus()[COV] = 0
BatteryStatus()[TCA] = 0
OperationStatus()[XCHG] = 0
Recovery,
ChargingStatus()[STL] or [STH] = 1
SafetyStatus()[COV] = 1 AND Max cell voltage 1..2 ≤
COV:RecoveryStandard Temp
Recovery,
ChargingStatus()[RT] = 1
SafetyStatus()[COV] = 1 AND Max cell voltage 1..2 ≤
COV:Recovery Rec Temp
Recovery,
ChargingStatus()[HT] or [OT] = 1
SafetyStatus()[COV] = 1 AND Max cell voltage 1..2 ≤
COV:Recovery High Temp
2.4 Overcurrent in Charge Protection
To protect cells from damage due to unsafe charge currents, the device can detect overcurrent events and
disable the appropriate FET.
Status Condition Action
Normal Current() < OCC:Threshold SafetyAlert()[OCC] = 0
Alert Current() ≥ OCC:Threshold SafetyAlert()[OCC] = 1
Trip Current() continuous ≥ OCC:Threshold for OCC:Delay duration
SafetyAlert()[OCC1] = 0
SafetyStatus()[OCC] = 1
BatteryStatus()[TCA] = 1
OperationStatus()[XCHG] = 1
Recovery
[SafetyStatus()[OCC] = 1 AND
Current() continuous ≤ OCC:Recovery Threshold for OCC:Recovery Delay
time
SafetyStatus()[OCC] = 0
BatteryStatus()[TCA] = 0
OperationStatus()[XCHG] = 0
2.5 Overcurrent in Discharge Protection
To protect cells from damage due to unsafe load currents, the device can detect overcurrent events and disable
the appropriate FET.
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14 BQ28Z610-R2 SLUUCO0 – APRIL 2022
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Texas Instruments BQ28Z610-R2 Specifications

General

Brand	Texas Instruments
Model	BQ28Z610-R2
Category	Computer Hardware
Language	English