BQ27510-G2 Datasheet, PDF (18/38 Pages) Texas Instruments – System-Side Impedance Track™ Fuel Gauge With Direct Battery Connection

bq27510-G2
SLUS948 – AUGUST 2010
www.ti.com
Class
Subclass ID
Gas Gauging
80
Gas Gauging
80
Gas Gauging
80
Table 7. Data Flash Summary (continued)
Subclass
IT Cfg
IT Cfg
IT Cfg
Offset Name
53
Reserve Cap-mAh
55
Reserve Cap-mWh
60
Ra Max Delta
Data
Type
I2
I2
U2
Min Value Max Value Default Value
0
–2000
–100
0
14,000
0
0
65535
44
Gas Gauging
81
Current Thresholds
0
Dsg Current Threshold
I2
0
2000
60
Gas Gauging
81
Current Thresholds
2
Chg Current Threshold
I2
0
2000
75
Gas Gauging
81
Current Thresholds
4
Quit Current
I2
0
1000
40
Gas Gauging
81
Current Thresholds
6
Dsg Relax Time
U2
0
8191
60
Gas Gauging
81
Current Thresholds
8
Chg Relax Time
U1
0
255
60
Gas Gauging
81
Current Thresholds
9
Quit Relax Time
U1
0
63
1
Gas Gauging
81
Current Thresholds
10
Transient Factor Charge
U1
0
255
128
Gas Gauging
81
Current Thresholds
11
Transient Factor Discharge
U1
0
255
128
Gas Gauging
81
Current Thresholds
12
Max IR Correct
U2
0
1000
400
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
Gas Gauging
82
State
State
State
State
State
State
State
State
State
State
State
State
0
IT Enable
1
Application Status
2
Qmax 0
4
Cycle Count 0
6
Update Status 0
7
Qmax 1
9
Cycle Count 1
11
Update Status 1
16
Avg I Last Run
18
Avg P Last Run
24
T Rise
26
T Time Constant
H1
0x00
0xff
H1
0x00
0xff
I2
0
32,767
U2
0
65,535
H1
0x00
0x03
I2
0
32,767
U2
0
65,535
H1
0x00
0x03
I2
–32,768
32,767
I2
–32,768
32,767
U2
0
65535
U2
0
65535
0x00
0x00
1000
0
0x00
1000
0
0x00
–300
–1200
100
1000
Default Ra Tables
87
Default Ra Tables
88
Def0 Ra
Def1 Ra
0–18
0–18
See ⁽¹⁾
Ra Tables
91
Ra Tables
92
Ra Tables
93
Ra Tables
94
Pack0 Ra
Pack1 Ra
Pack0 Rax
Pack1 Rax
0–18
0–18
0–18
0–18
See ⁽¹⁾
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Data
Data
Data
Data
Data
Data
Data
0
CC Gain
4
CC Delta
8
CC Offset
10
Board Offset
11
Int Temp Offset
12
Ext Temp Offset
13
Pack V Offset
F4
0.1
4
0.47095
F4
2,9826
1,193,046
559,538.8
I2
–32768
32767
–1200
I1
–128
127
0
I1
–128
127
0
I1
–128
127
0
I1
–128
127
0
Calibration
106
Temp Model
0–6
See ⁽¹⁾
Calibration
107
Current
1
Deadband
U1
0
255
5
Security
112
Security
112
Security
112
Security
112
Codes
Codes
Codes
Codes
0
Unseal Key 0
2
Unseal Key 1
4
Full-Access Key 0
6
Full-Access Key 1
H2
0x0000
H2
0x0000
H2
0x0000
H2
0x0000
0xffff
0xffff
0xffff
0xffff
0x3672
0x0414
0xffff
0xffff
(1) Encoded battery profile information created by bqEasy software.
Units
mAh
10mWh
mohms
mA
mA
mA
s
s
s
–
–
mV
–
–
mAh
–
–
mAh
Count
–
mA
mAh
–
–
–
–
mV
mV
0.1°C
0.1°C
mV
mA
–
–
–
–
18
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