BQ27541-V200_1007 Datasheet, PDF (21/43 Pages) Texas Instruments – Single Cell Li-Ion Battery Fuel Gauge for Battery Pack Integration

bq27541-V200
www.ti.com
SLUSA11 – FEBRUARY 2010
Class
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
Configuration
System Data
System Data
System Data
LT Data
LT Data
LT Data
LT Data
LT Data
LT Data
LT Data
Configuration
LT Data
LT Data
LT Data
LT Data
Configuration
Configuration
Configuration
Configuration
Configuration
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
Subclass
ID
36
48
48
48
48
48
48
48
48
48
49
49
49
49
56
56
56
56
56
56
58
58
58
59
59
59
59
59
59
60
64
66
66
66
66
68
68
68
68
68
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
Table 7. Data Flash Summary (continued)
Subclass
Offset
Charge Termination
Data
Data
Data
Data
Data
Data
Data
Data
Data
Discharge
Discharge
Discharge
Discharge
Manufacturer Data
Manufacturer Data
Manufacturer Data
Manufacturer Data
Manufacturer Data
Manufacturer Data
Manufacturer Info
Manufacturer Info
Manufacturer Info
Lifetime Data
Lifetime Data
Lifetime Data
Lifetime Data
Lifetime Data
Lifetime Data
Lifetime Temp Samples
Registers
Lifetime Resolution
Lifetime Resolution
Lifetime Resolution
Lifetime Resolution
Power
Power
Power
Power
Power
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
IT Cfg
13
0
8
9
17
19
23
25
27
27
0
1
2
3
0
2
4
6
8
10
0 - 31
32 - 63
64 - 95
0
2
4
6
8
10
0
0
0
1
2
11
0
2
11
13
15
0
1
21
22
25
50
53
57
59
61
63
67
68
70
76
Name
DODatEOC Delta T
Rem Cap Alarm
Initial Standby
Initial MaxLoad
Cycle Count
CC Threshold
Design Capacity
Design Energy
Device Name
State of Health Load
SOC1 Set Threshold
SOC1 Clear Threshold
SOCF Set Threshold
SOCF Clear Threshold
Pack Lot Code
PCB Lot Code
Firmware Version
Hardware Revision
Cell Revision
DF Config Version
Block A [0 - 31]
Block B [0 - 31]
Block C [0 - 31]
Lifetime Max Temp
Lifetime Min Temp
Lifetime Max Pack Voltage
Lifetime Min Pack Voltage
Lifetime Max Chg Current
Lifetime Max Dsg Current
LT Flash Cnt
Pack Configuration
LT Temp Res
LT V Res
LT Cur Res
LT Update Time
Flash Update OK Voltage
Sleep Current
Hibernate I
Hibernate V
FS Wait
Load Select
Load Mode
Max Res Factor
Min Res Factor
Ra Filter
Terminate Voltage
Res Relax Time
User Rate-mA
User Rate-mW
Reserve Cap-mAh
Reserve Cap-mWh
Max Scale Back Grid
Max Delta V
Min Delta V
Qmax Max Delta %
Data
Type
I2
I2
I1
I2
U2
I2
I2
I2
S8
I2
U1
U1
U1
U1
H2
H2
H2
H2
H2
H2
H1
H1
H1
I2
I2
I2
I2
I2
I2
I2
H2
U1
U1
U1
U2
I2
I2
U2
U2
U1
U1
U1
U1
U1
U2
I2
U2
I2
I2
I2
I2
U1
U2
U2
U1
Min Value Max Value Default Value
0
0
–256
–32767
0
100
0
0
x
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
–600
0
0
–32767
–32767
0
0
0
0
0
0
0
0
0
2400
0
0
0
0
0
0
2800
0
2000
3000
0
0
0
0
0
0
1000
700
0
0
65535
32767
32767
32767
x
–400
255
255
255
255
FFFF
FFFF
FFFF
FFFF
FFFF
FFFF
FF
FF
FF
1400
1400
32767
32767
32767
32767
32767
FFFF
255
255
255
65535
4200
100
700
3000
255
255
255
255
255
1000
3700
65535
9000
14000
9000
14000
15
65535
65535
10
100
100
–10
–200
0
900
1000
5400
bq27541
–400
150
175
75
100
0
0
0
0
0
0
0
0
0
300
200
3200
4200
0
0
0
x0177
10
25
100
60
2800
8
3
2550
0
1
0
15
5
500
3000
200
0
0
0
0
4
200
0
5
Units
0.1°C
mAh
mA
mA
Count
mAh
mAh
mWh
–
mA
mAh
mAh
mAh
mAh
–
–
–
–
–
–
–
–
–
0.1°C
0.1°C
mV
mV
mA
mA
Count
–
0.1°C
mV
mA
s
mV
mA
mA
mV
s
–
–
num
num
500
mV
sec
mA
cW
mAh
cWh
num
mV
mV
mAhr
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