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TP4056 Datasheet(PDF) 1 Page - Shenzhen Tianyuan Semiconductor Co., Ltd.

Part # TP4056
Description  1A lithium battery charger
PDF  7 Pages
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Manufacturer  TPOWER [Shenzhen Tianyuan Semiconductor Co., Ltd.]
Direct Link  http://www.tpower-ic.com/
Logo TPOWER - Shenzhen Tianyuan Semiconductor Co., Ltd.

TP4056 Datasheet(HTML) 1 Page - Shenzhen Tianyuan Semiconductor Co., Ltd.

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TP4056
1A 锂电池充电器
V1.3
Shenzhen TPOWER Semiconductor
1
概述
TP4056是一款单节锂离子电池恒流/恒压线性充电器,采用
底部带散热片的SOP8封装以及简单的外部应用电路,非常
适合便携式设备应用,适合USB电源和适配器电源工作,内
部采用防倒充电路,不需要外部隔离二极管。热反馈可对
充电电流进行自动调节,以便在大功率操作或高环境温度
条件下对芯片温度加以限制。
TP4056充电截止电压为4.2V,充电电流可通过外部电阻进
行设置。当充电电流降至设定值的1/10时,TP4056将自动
结束充电过程。
当输入电压被移掉后,TP4056 自动进入超低功耗待机状
态,将待机电流降至 1uA 以下。TP4056 在有输入电源时
也可置于停机模式,从而将工作电流降至 40uA。
特点
 最大充电电流:1A
 无需 MOSFET、检测电阻器和隔离二极管
 智能热调节功能可实现充电速率最大化
 智能再充电功能
 预充电压:4.2V±1%
 C/10 充电终止
 待机电流 40uA
 BAT 超低自耗电 1uA
 2.9V 涓流充电阈值
 单独的充电、结束指示灯控制信号
 封装形式:SOP8(带散热底座)
应用
 手机、PDA、MP3/MP4
 蓝牙耳机、GPS、电子词典
 移动电源、充电座
 数码相机、Mini 音响等便携式设备
典型应用电路


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