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BQ27500-V120 Datasheet, PDF (19/36 Pages) Texas Instruments – System-Side Impedance Track™ Fuel Gauge
◁
bq27500-V120
www.ti.com
Class
Configuration
Configuration
Configuration
Configuration
Fuel Gauging
Fuel Gauging
Fuel Gauging
Fuel Gauging
Fuel Gauging
Fuel Gauging
Fuel Gauging
Subclass
ID
68
68
68
68
80
80
80
80
80
80
80
Fuel Gauging
81
Fuel Gauging
81
Fuel Gauging
81
Fuel Gauging
81
Fuel Gauging
81
Fuel Gauging
81
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Fuel Gauging
82
Default Ra
Tables
87
Default Ra
Tables
88
Ra Tables
91
Ra Tables
92
Ra Tables
93
Ra Tables
94
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
Calibration
104
System-Side Impedance Track™ Fuel Gauge
SLUS880 – OCTOBER 2008
Table 4-7. Data Flash Summary (continued)
Subclass
Power
Power
Power
Power
Offset
Name
0
Flash Update OK Voltage
7
Sleep Current
16 Hibernate Current
18 Hibernate Voltage
Data
Type
I2
I2
U2
U2
Min
Value
0
0
0
2400
Max
Value
4200
100
700
3000
Default
Value
2800
10
8
2550
Units
mV
mA
mA
mV
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
0
Load Select
1
Load Mode
48 Terminate Voltage
53 User Rate-mA
55 User Rate-mW
57 Reserve Cap-mAh
59 Reserve Cap-mWh
U1
0
255
U1
0
255
I2
–32,768
32,767
I2
0
9000
I2
0
14,000
I2
0
9000
I2
0
14,000
1
0
3000
0
0
0
0
–
–
mV
mA
mW
mAh
mWh
Current
Thresholds
Current
Thresholds
Current
Thresholds
Current
Thresholds
Current
Thresholds
Current
Thresholds
0
Dsg Current Threshold
2
Chg Current Threshold
4
Quit Current
6
Dsg Relax Time
8
Chg Relax Time
9
Quit Relax Time
I2
0
I2
0
I2
0
U2
0
U1
0
U1
0
2000
2000
1000
8191
255
63
60
mA
75
mA
40
mA
60
s
60
s
1
s
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
H1
0x00
0xff
H1
0x00
0xff
I2
0
32,767
U2
0
65,535
H1
0x00
0x03
I2
0
32767
U2
0
65,535
H1
0x00
0x03
I2
–32,768
32,767
I2
–32,768
32,767
0x00
0x00
1000
0
0x00
1000
0
0x00
–299
–1131
–
–
mAh
–
–
mAh
–
–
mA
mAh
Def0 Ra
Def1 Ra
0–18
0–18
See Note(1)
Pack0 Ra
Pack1 Ra
Pack0 Rax
Pack1 Rax
Data
Data
Data
Data
Data
Data
Data
0–18
0–18
0–18
0–18
0
4
8
10
11
12
13
See Note(1)
CC Gain
CC Delta
CC Offset
Board Offset
Int Temp Offset
Ext Temp Offset
Pack V Offset
F4 (2)
F4 (2)
I2
I1
I1
I1
I1
0.1
4.7
–2.4
–128
–128
–128
–128
47
10 (3)
mΩ
188
10 (3)
mΩ
2.4
-0.123 (3)
mV
127
0
mV
127
0
0.1°C
127
0
0.1°C
127
0
0.1°C
(1) Encoded battery profile information created by bqEASY software.
(2) Not IEEE floating point
(3) Display as the value EVSW displayed. Data Flash value is different.
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GENERAL DESCRIPTION
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