STBC21 Datasheet, PDF (37/54 Pages) STMicroelectronics – LI+ battery charger with thermal regulation

STBC21
Appendix D Temperature thresholds
Temperature thresholds
Table 30. Temperature thresholds
Name
Temp
thresholds
Setting range
Minimum
unit
Accuracy
Step
Bit
Total
FTP/
OTP
T_HO 60 °C
0.75 V
FIX
±1% on voltage
Thresholds
-
-
Battery temperature
detection
T_HH 50 °C
T_H 45 °C
T_L 10 °C
0.79 V -1.002 V
0.89 V -1.10 V
1.74 V -1.95 V
0.014 V
0.014 V
0.014 V
16 4
16 4
12 1 Time
16 4
T_LO - 2 °C
2.128 V
FIX
--
Hysteresis range
T_HH, T_H, T_L
2 °C - 5 °C
3 °C
2 °C = 28 mV
5 °C = 70 mV
1
1
Table 31. Th-h reg
Th-h Reg 03H
Bit3
Bit2
Bit1
Bit0
0.792
V
0
0
0
0
0.806
V
0
0
0
1
0.820
V
0
0
1
0
0.834
V
0
0
1
1
0.848
V
0
1
0
0
0.862
V
0
1
0
1
0.876
V
0
1
1
0
0.890
V
0
1
1
1
0.904
V
1
0
0
0
0.918
V
1
0
0
1
0.932
V
1
0
1
0
0.946
V
1
0
1
1
0.960
V
1
1
0
0
0.974
V
1
1
0
1
0.988
V
1
1
1
0
1.002
V
1
1
1
1
Doc ID 023256 Rev 1
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