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LTC4150IMS PDF预览

LTC4150IMS

更新时间: 2024-01-13 19:10:30
品牌 Logo 应用领域
凌特 - Linear 电池光电二极管仪表
页数 文件大小 规格书
12页 137K
描述
Coulomb Counter/ Battery Gas Gauge

LTC4150IMS 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:MSOP包装说明:TSSOP, TSSOP10,.19,20
针数:10Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.03模拟集成电路 - 其他类型:ANALOG CIRCUIT
JESD-30 代码:S-PDSO-G10JESD-609代码:e3
长度:3 mm湿度敏感等级:1
功能数量:1端子数量:10
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP10,.19,20封装形状:SQUARE
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
电源:2.7/8.5 V认证状态:Not Qualified
座面最大高度:1.1 mm子类别:Power Management Circuits
最大供电电流 (Isup):0.14 mA最大供电电压 (Vsup):8.5 V
最小供电电压 (Vsup):2.7 V标称供电电压 (Vsup):4 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:0.5 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3 mmBase Number Matches:1

LTC4150IMS 数据手册

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LTC4150  
Coulomb Counter/  
Battery Gas Gauge  
U
DESCRIPTIO  
FEATURES  
TheLTC®4150measuresbatterydepletionandchargingin  
handheld PC and portable product applications. The de-  
vice monitors current through an external sense resistor  
between the battery’s positive terminal and the battery’s  
load or charger. A voltage-to-frequency converter trans-  
forms the current sense voltage into a series of output  
pulses at the interrupt pin. These pulses correspond to a  
fixed quantity of charge flowing into or out of the battery.  
The part also indicates charge polarity as the battery is  
depleted or charged.  
Indicates Charge Quantity and Polarity  
±50mV Sense Voltage Range  
Precision Timer Capacitor or Crystal Not Required  
2.7V to 8.5V Operation  
High Side Sense  
32.55Hz/V Charge Count Frequency  
1.5µA Shutdown Current  
10-Pin MSOP Package  
U
APPLICATIO S  
The LTC4150 is intended for 1-cell or 2-cell Li-Ion and  
3-cell to 6-cell NiCd or NiMH applications.  
Battery Chargers  
Palmtop Computers and PDAs  
Cellular Telephones and Wireless Modems  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
U
TYPICAL APPLICATIO  
Integral Nonlinearity, % of Full Scale  
0.5  
CHARGER  
R
SENSE  
LOAD  
+
0.4  
4.7µF  
0.3  
R
R
L
0.2  
L
+
SENSE SENSE  
V
DD  
INT  
0.1  
+
C
C
F
0
4.7µF  
CLR  
POL  
LTC4150  
GND  
µP  
CHG  
DISCHG  
F
–0.1  
–0.2  
–0.3  
–0.4  
–0.5  
SHDN  
4150 TA01a  
–50  
–25  
0
25  
50  
CURRENT SENSE VOLTAGE (mV)  
4150 TA01b  
4150fa  
1

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