參數(shù)資料
型號： bq2945
廠商： Benchmark Technology Group
英文描述： Gas Gauge IC with SMBus Interface(Gas Gauge芯片（帶SMBus 接口）)
中文描述： 氣體計IC，帶有SMBus接口（電量監(jiān)測計芯片（帶的SMBus接口））
文件頁數(shù)： 5/32頁
文件大?。?/td> 256K
代理商： BQ2945
5
bq2945
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
Reserved for future use
Sets the battery’s self-discharge rate
0x50-0x55 Programs ManufacturerData (0x23)
0x56/0x57 Battery divider calibration value
0x58-0x59 Reserved
0x5a/0x5b Sense resistor calibration value
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
Reserved
Self-discharge rate
Manufacturer data
Voltage gain1
Reserved
Current measurement gain
End of discharge voltage1
End of discharge voltage final
Full-charge capacity
t step
Hold-off time
0x4d
0x4e
0x4f
8 bits
8 bits
8 bits
48 bits
16 bits
16 bits
16 bits
16 bits
16 bits
16 bits
NA
NA
NA
NA
NA
NA
NA
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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BR-B21V1-12V Metal Oxide Resistor; Series:MP800; Resistance:15ohm; Resistance Tolerance:+/- 1 %; Power Rating:20W; Temperature Coefficient:-20 to +50 ppm/ C; Terminal Type:Radial Leaded; Package/Case:2-TO-220; Voltage Rating:300V
BR-BX11V1-12V Metal Oxide Resistor; Series:MP800; Resistance:15ohm; Resistance Tolerance:+/- 1 %; Power Rating:20W; Temperature Coefficient:-20 to +50 ppm/ C; Terminal Type:Radial Leaded; Package/Case:2-TO-220; Voltage Rating:300V
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
BQ294502 制造商:TI 制造商全稱:Texas Instruments 功能描述:Overvoltage Protection for 2-Series and 3-Series Cell Li-Ion Batteries
BQ294502DRVR 功能描述:電池管理 Overvltg Prot Device RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
BQ294502DRVT 功能描述:電池管理 Overvltg Prot Device RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
BQ294502EVM-033 功能描述:電源管理IC開發(fā)工具 bq294502 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
BQ294504 制造商:TI 制造商全稱:Texas Instruments 功能描述:Overvoltage Protection for 2-Series and 3-Series Cell Li-Ion Batteries
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