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BQ24381DSGTG4 PDF预览

BQ24381DSGTG4

更新时间: 2024-11-21 06:44:11
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
18页 789K
描述
Overvoltage and Overcurrent Protection IC and Li+ Charger Front-End Protection IC With LDO Mode

BQ24381DSGTG4 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SON
包装说明:HVSON, SOLCC8,.08,20针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.16
其他特性:RESET THRESHOLD VOLTAGE IS 7.1V; POWER ON RESET GENERATOR可调阈值:NO
模拟集成电路 - 其他类型:POWER SUPPLY SUPPORT CIRCUITJESD-30 代码:S-PDSO-N8
JESD-609代码:e4长度:2 mm
湿度敏感等级:2信道数量:1
功能数量:1端子数量:8
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:HVSON
封装等效代码:SOLCC8,.08,20封装形状:SQUARE
封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
电源:3.3/30 V认证状态:Not Qualified
座面最大高度:0.8 mm子类别:Power Management Circuits
最大供电电流 (Isup):0.3 mA最大供电电压 (Vsup):30 V
最小供电电压 (Vsup):3.3 V标称供电电压 (Vsup):5 V
表面贴装:YES温度等级:AUTOMOTIVE
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:NO LEAD
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:NOT SPECIFIED宽度:2 mm
Base Number Matches:1

BQ24381DSGTG4 数据手册

 浏览型号BQ24381DSGTG4的Datasheet PDF文件第2页浏览型号BQ24381DSGTG4的Datasheet PDF文件第3页浏览型号BQ24381DSGTG4的Datasheet PDF文件第4页浏览型号BQ24381DSGTG4的Datasheet PDF文件第5页浏览型号BQ24381DSGTG4的Datasheet PDF文件第6页浏览型号BQ24381DSGTG4的Datasheet PDF文件第7页 
bq24380  
bq24381  
bq24382  
www.ti.com ......................................................................................................................................................... SLUS805BAPRIL 2008REVISED MARCH 2009  
Overvoltage and Overcurrent Protection IC and Li+ Charger Front-End Protection IC With  
LDO Mode  
1
FEATURES  
DESCRIPTION  
2
Input Overvoltage Protection  
Accurate Battery Overvoltage Protection  
Output Short-Circuit Protection  
Soft-Start to Prevent Inrush Currents  
Soft-Stop to Prevent Voltage Spikes  
30-V Maximum Input Voltage  
Supports up to 1.7-A Load Current  
Thermal Shutdown  
The bq2438x family are charger front-end integrated  
circuits designed to provide protection to Li-ion  
batteries from failures of the charging circuitry. The IC  
continuously monitors the input voltage and the  
battery voltage. The device operates like a linear  
regulator, maintaining a 5.5-V (bq24380) or 5-V  
(bq24381, bq24382) output with input voltages up to  
the Input overvoltage threshold. During input  
overvoltage conditions, the IC immediately turns off  
the internal pass FET disconnecting the charging  
circuitry from the damaging input source. Additionally,  
if the battery voltage rises to unsafe levels while  
charging, power is removed from the system. The IC  
checks for short-circuit or overload conditions at its  
output when turning the pass FET on, and if it finds  
unsafe conditions, it switches off, and then rechecks  
the conditions. Additionally, the IC also monitors its  
die temperature and switches off if it exceeds 140°C.  
Enable Function  
Fault Status Indication  
Small 2 mm × 2 mm 8-Pin SON Package  
APPLICATIONS  
Smart Phones, Mobile Phones  
PDAs  
MP3 Players  
Low-Power Handheld Devices  
When the IC is controlled by a processor, the IC  
provides status information about fault conditions to  
the host.  
APPLICATION SCHEMATIC  
AC Adapter  
OUT  
8
6
VDC  
GND  
1
IN  
Charging  
Circuit  
1 mF  
1 mF  
bq24380  
VBAT  
SYSTEM  
VSS  
2
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas  
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
2
PowerPAD is a trademark of Texas Instruments.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2008–2009, Texas Instruments Incorporated  

BQ24381DSGTG4 替代型号

型号 品牌 替代类型 描述 数据表
BQ24381DSGT TI

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Overvoltage and Overcurrent Protection IC and Li+ Charger Front-End Protection IC With LDO
BQ24381DSGR TI

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Overvoltage and Overcurrent Protection IC and Li+ Charger Front-End Protection IC With LDO

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