BQ35100 Datasheet, PDF (16/26 Pages) Texas Instruments – Lithium Primary Battery Fuel Gauge

bq35100
SLUSCM6A – JUNE 2016 – REVISED JULY 2016
8 Application and Implementation
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NOTE
Information in the following applications sections is not part of the TI component
specification, and TI does not warrant its accuracy or completeness. TI’s customers are
responsible for determining suitability of components for their purposes. Customers should
validate and test their design implementation to confirm system functionality.
8.1 Application Information
The bq35100 is a highly configurable device with many options. The major configuration choices comprise the
battery chemistry and energy buffer choices.
8.2 Typical Applications
Figure 13 is a simplified diagram of the main features of the bq35100. Specific implementations detailing the
main configuration options are shown later in this section.
BAT +
I 2C CLK
REGIN
10 k 10 k
I2C DATA
ALERT
REG 25
100k
1 VIN
2 ALERT
100
3 NC
GAUGE ENABLE
VSUPPLY _1M
0.1 µF
4 BAT
5 GE
REGIN _{6 REGIN}
REG25 _{7 REG25}
1 µF
1 µF
SDA 14
SCL 13
VEN 12
TS 11
SRN 10
SRP 9
VSS 8
REG 25
10k NTC
0.1 µF
0.1 µF
100
100
0.1 µF
0.1
75ppm
PACK–
Copyright © 2016, Texas Instruments Incorporated
Figure 13. bq35100 Single-Cell Simplified Implementation
16
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Copyright © 2016, Texas Instruments Incorporated