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bq24195LRGET

更新时间： 2024-09-16 12:51:27
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
41页 2281K
描述
I2C Controlled 2.5A / 4.5A Single Cell USB/Adapter Charger With 5.1V at 1A / 5.1V at 2.1A Synchronous Boost Operation

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bq24195LRGET 技术参数

是否无铅： 不含铅是否Rohs认证： 符合
生命周期：Active包装说明：VQFN-24
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8542.39.00.01Factory Lead Time：6 weeks
风险等级：1.66Samacsys Description：I2C Controlled 2.5A/4.5A Single Cell Charger with 5.1V 1.3A/2.1A Synchronous Boost Operation
可调阈值：NO模拟集成电路 - 其他类型：POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 代码：S-PQCC-N24JESD-609代码：e4
长度：4 mm湿度敏感等级：2
信道数量：1功能数量：1
端子数量：24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：HVQCCN封装等效代码：LCC24,.16SQ,20
封装形状：SQUARE封装形式：CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度（摄氏度）：260电源：3.9/17 V
认证状态：Not Qualified座面最大高度：0.88 mm
子类别：Power Management Circuits最大供电电流 (Isup)：2.5 mA
最大供电电压 (Vsup)：17 V最小供电电压 (Vsup)：3.9 V
表面贴装：YES温度等级：INDUSTRIAL
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：QUAD
阈值电压标称：+18V处于峰值回流温度下的最长时间：NOT SPECIFIED
宽度：4 mmBase Number Matches：1

bq24195LRGET 数据手册

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bq24195  
bq24195L  
www.ti.com  
SLUSB97 –OCTOBER 2012  
I2C Controlled 2.5A / 4.5A Single Cell USB/Adapter Charger  
With 5.1V at 1A / 5.1V at 2.1A Synchronous Boost Operation  
Check for Samples: bq24195, bq24195L  
1
FEATURES  
•
High Accuracy (0°C to 125°C)  
–
–
–
–
±0.5% Charge Voltage Regulation  
±7% Charge Current Regulation  
±7.5% Input Current Regulation  
±2% Output Regulation in Boost Mode  
2
•
High Efficiency Switch Mode Charger  
–
2.5A(bq24195L) or 4.5A(bq24195) Fast  
Charging  
–
92% Charge Efficiency at 2A, 90% at 4A  
•
Synchronous Boost Converter in Battery  
Boost Mode  
•
High Integration  
–
–
–
–
–
Power Path Management  
Synchronous Switching MOSFETs  
Integrated Current Sensing  
Bootstrap Diode  
–
5.1V at 1A (bq24195L) or 5.1V at 2.1A  
(bq24195)  
–
94% 5.1V Boost Efficiency at 1A, 91% at  
2.1A  
Internal Loop Compensation  
•
•
Highest Battery Discharge Efficiency with  
12mΩ Battery Discharge MOSFET up to 9A  
Discharge Current  
•
Safety  
–
Battery Temperature Sensing and Charging  
Safety Timer  
Single Input USB-compliant/Adapter Charger  
–
–
–
Thermal Regulation and Thermal Shutdown  
Input System Over-Voltage Protection  
MOSFET Over-Current Protection  
–
USB Host or Charging Port D+/D- Detection  
Compatible to USB Battery Charger Spec  
1.2  
–
–
Input Voltage and Current Limit Supports  
USB2.0 and USB 3.0  
•
•
•
Charge Status Outputs for LED or Host  
Processor  
Input Current Limit: 100mA, 150mA, 500mA,  
900mA, 1.2A, 1.5A, 2A and 3A  
Low Battery Leakage Current and Support  
Shipping Mode  
•
•
3.9V–17V Input Operating Voltage Range  
4mm x 4mm QFN-24 Package  
–
Support All Kinds of Adapter with Input  
Voltage DPM Regulation  
APPLICATIONS  
Narrow VDC (NVDC) Power Path Management  
•
•
•
•
•
•
Power Bank for Smartphone, Tablet  
Tablet PC  
–
Instant-on Works with No Battery or Deeply  
Discharged Battery  
Smart Phone  
–
Ideal Diode Operation in Battery  
Supplement Mode  
Portable Audio Speaker  
Portable Media Players  
Internet Devices  
•
•
1.5MHz Switching Frequency for Low Profile  
Inductor  
Autonomous Battery Charging with or without  
Host Management  
–
–
–
Battery Charge Enable  
Battery Charge Preconditioning  
Charge Termination and Recharge  
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 © 2012, Texas Instruments Incorporated  
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bq24195LRGET 替代型号

型号 品牌 替代类型 描述 数据表
bq24195LRGER TI

完全替代

 I2C Controlled 2.5A / 4.5A Single Cell USB/Adapter Charger With 5.1V at 1A / 5.1V at 2.1A

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