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參數(shù)資料
| 型號(hào)： | DS2782 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Stand-Alone Fuel Gauge IC |
| 中文描述： | 獨(dú)立式電量計(jì)IC |
| 文件頁數(shù)： | 12/25頁 |
| 文件大?。?/td> | 291K |
| 代理商： | DS2782 |
DS2782: Stand-Alone Fuel Gauge IC
12 of 25
Figure 10. Accumulation Bias Register Formats
AB
EE
Address 61h
S
2
6
2
5
2
4
2
3
2
2
2
1
2
0
MSb
LSb
“S”: sign bit
Units:
1.5625 V/Rsns
CAPACITY ESTIMATION ALGORITHM
Remaining capacity estimation uses real-time measured values and stored parameters describing the cell
characteristics and application operating limits. The following diagram describes the algorithm inputs and outputs.
Figure 11. Top Level Algorithm Diagram
Capacity Look-up
Available Capacity Calculation
ACR Housekeeping
Age Estimator
Learn Function
Cell
Parameters
16 bytes
(EEPROM)
FULL
FULL(T)
(R)
Active Empty
AE(T)
(R)
Standby Empty SE(T)
(R)
Remaining Active Absolute
Capacity (RAAC) mAh (R)
Sense Resistor’
(RSNSP) (1byte EE)
Voltage
(R)
Temperature
(R)
Current
(R)
Accumulated
Current (ACR) (R/W)
Aging Cap (AC)
(2 bytes EE)
Charge Voltage
(VCHG) (1 byte EE)
Remaining Stand-by Absolute
Capacity (RSAC) mAh (R)
Remaining Active Relative
Capacity (RARC) %
(R)
Remaining Stand-by Relative
Capacity (RSRC) %
(R)
Age Scalar (AS)
(1 bytes EE)
Min Chg Current
(IMIN) (1 byte EE)
Active Empty
Voltage (VAE)
(1 byte EE)
Active Empty
Current (IAE)
(1 byte EE)
Average Current (R)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS2782_09 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Stand-Alone Fuel Gauge IC |
| DS2782BE | 制造商:Maxim Integrated Products 功能描述:STAND ALONE FG IC 2WIRE 8P TSSOP - Rail/Tube |
| DS2782BE/T&R | 制造商:Maxim Integrated Products 功能描述:STAND ALONG FG IC 2WIRE 8P TSSOP TR - Tape and Reel |
| DS2782E+ | 功能描述:電池管理 Stand-Alone Fuel Gauge 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 |
| DS2782E+R | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Stand-Alone Fuel Gauge IC |
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