BQ2060A_15 Datasheet, PDF (10/61 Pages) Texas Instruments – SBS v1.1-Compliant Gas Gauge IC

bq2060A
SLUS500D – OCTOBER 2001 – REVISED OCTOBER 2011
Inputs
Charge
Current
Battery Electronics
Load Estimate
Discharge
Current
Charge
Efficiency
Compensation
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Self-Discharge
Timer
Temperature
Compensation
Main Counters and
Capacity Reference (FCC)
−−−
Remaining
+ _{Capacity ≤}
(RM)
Full
Charge
Capacity
(FCC)
+++
Qualified
Transfer
Discharge
Count
Register
(DCR)
Temperature, Other Data
Outputs
Chip-Controlled Two-Wire
Available Charge Serial Port
LED Display
Figure 6. bq2060A Operational Overview
FUNCTION
ManufacturerAccess
RemainingCapacityAlarm
RemainingTimeAlarm
BatteryMode
AtRate
AtRateTimeToFull
AtRateTimeToEmpty
AtRateOK
Temperature
Voltage
Current
AverageCurrent
MaxError
RelativeStateOfCharge
AbsoluteStateOfCharge
RemainingCapacity
FullChargeCapacity
RunTimeToEmpty
Table 3. bq2060A Register Functions
COMMAND CODE
SMBus
HDQ16
0x00
0x00
0x01
0x01
0x02
0x02
0x03
0x03
0x04
0x04
0x05
0x05
0x06
0x06
0x07
0x07
0x08
0x08
0x09
0x09
0x0a
0x0a
0x0b
0x0b
0x0c
0x0c
0x0d
0x0d
0x0e
0x0e
0x0f
0x0f
0x10
0x10
0x11
0x11
SMBus
ACCESS
read/write
read/write
read/write
read/write
read/write
read
read
read
read
read
read
read
read
read
read
read
read
read
UNITS
n/a
mAh, 10 mWh
minutes
n/a
mA, 10 mW
minutes
minutes
Boolean
0.1 K
mV
mA
mA
percent
percent
percent
mAh, 10 mWh
mAh, 10 mWh
minutes
10
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