參數(shù)資料
型號(hào)： 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(jì)IC，帶有SMBus接口（電量監(jiān)測(cè)計(jì)芯片（帶的SMBus接口））
文件頁(yè)數(shù)： 12/32頁(yè)
文件大?。?/td> 256K
代理商： BQ2945
12
bq2945
Function
Code
Access
Units
Defaults
1
ManufacturerAccess
0x00
read/write
-
-
Remaning_Capacity_Alarm
0x01
read/write
mAh
E
2
E
2
Remaining_Time_Alarm
0x02
read/write
minutes
BatteryMode
0x03
read/write
bit flag
-
AtRate
0x04
read/write
mA
-
AtRateTimeToFull
0x05
read
minutes
-
AtRateTimeToEmpty
0x06
read
minutes
-
AtRateOK
0x07
read
Boolean
-
Temperature
0x08
read
0.1°K
2930
E
2
Voltage
0x09
read
mV
Current
0x0a
read
mA
0
AverageCurrent
0x0b
read
mA
0
MaxError
0x0c
read
percent
100
RelativeStateOfCharge
0x0d
read
percent
-
AbsoluteStateOfCharge
0x0e
read
percent
-
RemainingCapacity
0x0f
read
mAh
E
2
E
2
FullChargeCapacity
0x10
read
mAh
RunTimeToEmpty
0x11
read
minutes
-
AverageTimeToEmpty
0x12
read
minutes
-
AverageTimeToFull
0x13
read
minutes
-
ChargingCurrent
0x14
read
mA
E
2
E
2
E
2
E
2
E
2
E
2
E
2
E
2
E
2
ChargingVoltage
0x15
read
mV
Battery Status
0x16
read
bit flags
CycleCount
0x17
read
cycle
DesignCapacity
0x18
read
mAh
DesignVoltage
0x19
read
mV
Specification Info
0x1a
read
-
ManufactureDate
0x1b
read
-
SerialNumber
0x1c
read
integer
Reserved
0x1d - 0x1f
-
-
-
ManufacturerName
0x20
read
string
E
2
E
2
DeviceName
0x21
read
string
Note:
1.
Defaults after reset or power-up.
Table 4. bq2945 Register Functions
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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
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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(píng)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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