參數(shù)資料
型號(hào): bq2040
廠商: Benchmark Technology Group
英文描述: Gas Gauge IC With SMBus Interface(氣體Gauge芯片(帶SMBus 接口))
中文描述: 氣體計(jì)IC,帶有SMBus接口(氣體計(jì)芯片(帶的SMBus接口))
文件頁數(shù): 5/32頁
文件大?。?/td> 189K
代理商: BQ2040
5
bq2040
Parameter Name
Address
Description
Length
Units
Charge efficiency
0x4b
Sets the high/low charge rate efficiencies
Sets the percent at which the battery is consid-
ered fully charged
Sets the minimum charge/discharge threshold
Programs the current integration gain to the
sense resistor value
Sets the battery’s self-discharge rate
0x50-0x55 Programs ManufacturerData (0x23)
0x56/0x57 Battery divider calibration value
0x58-0x59 Reserved
Sets the charge current request when the battery
voltage is less than EDVF
0x5c/0x5d Sets EDV1
0x5e/0x5f
Sets EDVF
0x60/0x61 Initializes and stores FullChargeCapacity (0x10)
Sets the
t step for
T/
t termination
0x63
Sets
T/
t hold-off timer
EEPROM data integrity check byte
must = 0xb5
0x65-0x7f Reserved for future use
8 bits
NA
Full charge percentage
0x4c
8 bits
NA
Digitial filter
0x4d
8 bits
NA
Current integration gain
0x4e
8 bits
NA
Self-discharge rate
Manufacturer data
Voltage gain1
Reserved
0x4f
8 bits
48 bits
16 bits
16 bits
NA
NA
NA
NA
EDVF charging current
0x5a/0x5b
16 bits
NA
End of discharge voltage1
End of discharge voltage final
Full-charge capacity
t step
Hold-off time
16 bits
16 bits
16 bits
NA
NA
mAh
0x62
8 bits
NA
8 bits
NA
EEPROM check 2
0x64
8 bits
NA
Reserved
NA
Table 1. Configuration Memory Map (Continued)
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