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SD8058 Datasheet(PDF) 1 Page - SHOUDING Shouding Semiconductor

Part # SD8058
Description  600mA linear lithium ion battery charger
PDF  11 Pages
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Manufacturer  SHOUDING [SHOUDING Shouding Semiconductor]
Direct Link  http://shouding.net/
Logo SHOUDING - SHOUDING Shouding Semiconductor

SD8058 Datasheet(HTML) 1 Page - SHOUDING Shouding Semiconductor

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SD2013.7
SD8058
600mA线性锂离子电池充电器
SD8058
特点
·锂电池正负极反接保护;
·高达 600mA 的可编程充电电流;
·无需
MOSFET、检测电阻器或隔离二极管;
·用于单节锂离子电池
·恒定电流/恒定电压操作,并具有可在无过热危
险的情况下实现充电速率最大化的热调节功能;
·可直接从 USB 端口给单节锂离子电池充电;
·最高输入可达 9V;
·精度达到±1%的 4.2V 预设充电电压;
·自动再充电;
·1 个充电状态开漏输出引脚;
·C/10 充电终止;
·待机模式下的供电电流为 145uA;
·2.9V涓流充电;
·软启动限制了浪涌电流;
·采用 5 引脚 SOT-23 封装。
应用
·充电座、移动电源
·蜂窝电话、
PDA、MP3播放器
·蓝牙应用
典型应用
600mA 单节锂离子电池充电器
绝对最大额定值
·输入电源电压(V
CC)
:-0.3V~9V
·
PROG:-0.3V~V
CC+0.3V
·
BAT:-4.2V~7V
·
CHRG :-0.3V~10V
·
BAT 短路持续时间:连续
·
BAT 引脚电流:600mA
·
PROG 引脚电流:800uA
·最大结温:145℃
·工作环境温度范围:-40℃~85℃
·贮存温度范围:-65℃~125℃
·引脚温度(焊接时间 10 秒):260℃
600mA 电流完整的充电循环(600mAh)
描述
是一款完整的单节锂离子电池充电器,带电池正负极反接保护反接,具有
更大
600mA 的充电电流,更稳定的电流一致性。其采用恒定电流/恒定电压线性控制,
SOT 封装与较少的外部元件数目使得
成为便携式应用的理想选择。
可以
适合
USB 电源和适配器电源工作。
由于采用了内部
PMOSFET 架构,加上防倒充电路,所以不需要外部检测电阻器和
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。充满电压固定于
4.2V,而充电电流可通过一个电阻器进行外部
设置。当电池达到
4.2V 之后,充电电流降至设定值 1/10,
将自动终止充电。
当输入电压(交流适配器或
USB 电源)被拿掉时,
自动进入一个低电流状
态,电池漏电流在
2uA 以下。
的其他特点包括充电电流监控器、欠压闭锁、自
动再充电和一个用于指示充电结束和输入电压接入的状态引脚。
Shouding
SD8058
SD8058
SD8058
SD8058
SD8058
SD8058
1
http://www.shouding.net


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