STBC21 Datasheet, PDF (34/54 Pages) STMicroelectronics – LI+ battery charger with thermal regulation

Charging parameters
STBC21
Table 20. CV2 bit description
CV2 Reg 02H
Bit3
Bit2
4.05
V
0
0
4.10
V
0
1
4.20
V
1
0
-
1
1
Table 21. CV3 bit description
CV3 Reg 02H
Bit5
Bit4
4.05
V
0
0
4.10
V
0
1
4.20
V
1
0
-
1
1
Table 22. CV4 bit description
CV4 Reg 02H
Bit7
Bit6
4.05
V
0
0
4.10
V
0
1
4.20
V
1
0
-
1
1
Table 23. Halving register
Name
ISET CV-1
ISET CV-2
ISET CV-3
ISET CV-4
Notes
I_set2 x 50% in CV-1
I_set2 x 50% in CV-2
I_set2 x 50% in CV-3
I_set2 x 50% in CV-4
Bit
Total
1
4
1
1
1
Table 24. ISET2 (CV1) bit description
CV1-Iset2 Reg 07H
Bit0
ISET2 x 50% ON
1
ISET2 x 50% OFF
0
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Doc ID 023256 Rev 1