BQ2961_17 Datasheet, PDF (21/33 Pages) Texas Instruments – Overvoltage Protection for 2-Series, 3-Series, and 4-Series Cell Li-Ion Batteries with Regulated Output Supply

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9.2.4 Other Schematics
100 Ÿ
VCELL3
VCELL2
VCELL1
1 NŸ
0.1 µF
1 NŸ
0.1 µF
1 NŸ
0.1 µF
VDD
V3
bq2960
V2
OUT
REG
VSS
V1
REG_EN
PWPD
bq2961, bq2962
SLUSBU5D – NOVEMBER 2013 – REVISED JANUARY 2017
Protector
FETs
Pack +
5 (*)
External
Circuit
e.g., RTC
0.1 µF
* can be removed if Vss will be
0.47 µF ^{connected first during cell}
connection
Pack ±
100 Ÿ
VCELL3
VCELL2
VCELL1
1 NŸ
0.1 µF
1 NŸ
0.1 µF
1 NŸ
0.1 µF
VDD
V3
bq2960
V2
OUT
REG
VSS
V1
REG_EN
PWPD
Protector
FETs
Pack +
5 (*)
External
Circuit
e.g., RTC
0.1 µF
* can be removed if Vss will be
connected first during cell
0.47 µF ^connection
Pack ±
REG output can be enabled or disabled by MCU
10 M
(Optional)
MCU
CTL
Copyright © 2017, Texas Instruments Incorporated
Figure 23. bq2960 Schematic with REG Output Always Enabled
Copyright © 2013–2017, Texas Instruments Incorporated
Product Folder Links: bq2961 bq2962
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