BQ27620-G1 Datasheet, PDF (23/45 Pages) Texas Instruments – System-Side Impedance Track™ Fuel Gauge

bq27620-G1
www.ti.com
SLUSAE3 – OCTOBER 2012
Class
Configuration
Configuration
System Data
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
Gas Gauging
OCV Table
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Default Ra
Tables
Subclass
ID
Subclass
68
Power
68
Power
Table 4-7. Data Flash Summary (continued)
Offset Name
7 Hibernate I
9 Hibernate V
Data
Type
U2
U2
Min Value
0
2400
Max Value
700
3000
Units (EVSW
Default Value Units)*
8
mA
2550
mV
57
Manufacturer Info
0-31 Block [0-31]
H1
0x00
0xff
[Table]
-
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
80
IT Cfg
0 Load Select
1 Load Mode
21 Max Res Factor
22 Min Res Factor
24 Ra Filter
44 Terminate Voltage
46 Term V Delta
49 ResRelax Time
53 User Rate-mA
55 User Rate-mW
57 Reserve Cap-mAh
59 Reserve Cap-mWh
64 Min Delta Voltage
68 Ra Max Delta
70 DeltaV Max dV
72 Max Res Scale
74 Min Res Scale
76 Fast Scale Start SOC
83 LC Dection Sensitivity
U1
0
255
U1
0
255
U1
0
255
U1
0
255
U2
0
1000
I2
-32768
32767
I2
0
4200
U2
0
65534
I2
-2000
-100
I2
-7200
-350
I2
0
9000
I2
0
14000
I2
-32000
32000
U2
0
65535
U2
0
65535
U2
0
32767
U2
0
32767
U1
0
100
U1
0
100
1
0
15
5
800
3200
200
500
0
0
0
0
0
44
10
5000
200
10
80
mV
mV
s
mA
cW
mA
10mW
mΩ
mV
Num
Num
%
%
81
Current Thresholds
81
Current Thresholds
81
Current Thresholds
81
Current Thresholds
81
Current Thresholds
81
Current Thresholds
6 Dsg Relax Time
8 Chg Relax Time
9 Quit Relax Time
10 Transient Factor Charge
11 Transient Factor Discharge
12 Max IR Correct
U2
0
8191
60
s
U1
0
255
60
s
U1
0
63
1
s
U1
0
255
128
U1
0
255
128
U2
0
1000
400
mV
82
State
82
State
82
State
82
State
82
State
82
State
82
State
82
State
82
State
82
State
0 Host Cfg
1 Qmax Cell 0
3 Cycle Count0
5 Qmax Cell 1
7 Cycle Count 1
9 Chg DoD0 C 0
11 Chg DoD0 C 1
15 DoDatEOC
25 T Rise
27 T Time Constant
H1
0x01
0xff
I2
0
32767
U2
0
65535
I2
0
32767
U2
0
65535
U2
0
65535
U2
0
65535
U2
0
65535
U2
0
65535
U2
0
65535
0x00
16384
0
16384
0
0
0
0
20
1000
rate
rate
Num
Num
83
OCVa Table
0 Chem ID
H2
0x0000
0xffff
0x1124
hex
85
Def Ra
0 Cell0 R_a flag
H1
0x00
0x00
0x55
-
85
Def Ra
85
Def Ra
85
Def Ra
85
Def Ra
85
Def Ra
85
Def Ra
85
Def Ra
1 Cell0 R_a 0
3 Cell0 R_a 1
5 Cell0 R_a 2
7 Cell0 R_a 3
9 Cell0 R_a 4
11 Cell0 R_a 5
13 Cell0 R_a 6
I2
1
32767
424
I2
1
32767
509
I2
1
32767
538
I2
1
32767
535
I2
1
32767
461
I2
1
32767
460
I2
1
32767
509
2^-10Ω
2^-10Ω
2^-10Ω
2^-10Ω
2^-10Ω
2^-10Ω
2^-10Ω
Copyright © 2012, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Links: bq27620-G1
GENERAL DESCRIPTION
23