特點： 

 可以用USB口或交流適配器對單節(jié)鋰電池充電 

 片內(nèi)功率晶體管 

 不需要外部阻流二極管和電流檢測電阻 

 輸出電壓 4.2V，精度可達 1% 

 在電池電壓較低時采用小電流的預(yù)充電模式 

 用戶可編程的持續(xù)充電電流可達 500mA 

 采用恒流/恒壓充電模式 

 電源電壓掉電時自動進入低功耗的睡眠模式 

 狀態(tài)指示輸出可驅(qū)動LED或與單片機接口 

 電池溫度監(jiān)測功能 

 芯片使能輸入端 

 封裝形式SOP8和MSOP8 

 產(chǎn)品無鉛化 

 

應(yīng)用： 

 移動電話 

 電子詞典 

 數(shù)碼相機 

 MP3 播放器 

 藍牙應(yīng)用 

 各種充電器

 

 

Features: 

 Charges Single Cell Li-Ion Batteries Directly 

from USB Port or AC Adaptor 

 On-chip Power MOSFET 

 No external Blocking Diode or Current Sense 

Resistors Required 

 Preset 4.2V Regulation Voltage with 1% 

Accuracy 

 Precharge Conditioning for Reviving Deeply 

Discharged Cells and Minimizing Heat 

Dissipation During Initial Stage of Charge 

 Continuous Programmable Charge Current Up 

to 500mA 

 Constant-Current/Constant-Voltage Operation 

with Thermal Regulation to Maximize Charge 

Rate Without Risk of Overheating 

 Automatic Low-Power Sleep Mode When Input 

Supply Voltage is Removed 

 Status Indication for LEDs or uP Interface 

 C/10 Charge Termination 

 Automatic Recharge 

 Battery Temperature Sensing 

 Chip Enable Input 

 Available in SOP8 Package 

 Pb-free Available

 

 

批發(fā)與零售價位不同,無法一一明示,詳情請通過郵件或客服咨詢(國內(nèi)銷售部電話:0755-83957301,企業(yè)QQ: 2850151585), 由于電子元器件價格不穩(wěn)定,時常有稍許變動,本公司未能及時調(diào)整,如您覺得售價不適，請與我們說明并適當議價,謝謝支持。

 

 

 

Because of wholesale price is different from sample price, our website can not state.  Please send your required part number via email to Sales@hkmjd.com or add our skype id mjdccm898 for online talking. As well as welcome you call us : 0755-83957301  We will send offer for you;  Sometimes manufacturer's price is unstable, so we don't adjust price in time. if you feel price is a little high for you, just feel free to contact us for consultation. Thank you for your support ！