CXCH76027是一款完整的独立线性锂离子电池充电器,具有完整的预充电、恒流和恒压充电回路。由于内部功率MOSFET结构,不需要外部功率MOSFET、感测电阻和阻断二极管。充电电压调节为4.2V,充电电流可由一个最大为2A的外部电阻器编程。当达到最终调节电压且充电电流降至编程的充电电流结束时,开漏NMOS状态管脚将自动关闭,超时后充电回路将终止。其他功能包括欠压锁定、自动充电、用于在安全范围内为电池充电的NTC热敏电阻接口、超温保护和两个充电状态指示引脚
[ CXCH76027 ]
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产品概述 返回TOP
产品特点 返回TOP
„ No External Power MOSFET, Sense Resistor or Blocking Diode Required
„ 1% Regulation Voltage Accuracy
„ Charge Single Cell Li-ion Battery from AC Adapter or USB Port
„ Programmable Constant Charge Current Limit up to 2A
„ Automatic Recharge
„ Complete Pre-Charge, Constant Current, Constant Voltage and Charge Termination Charge Procedure
„ NTC Thermistor Interface for Battery Temperature Detection
„ Internal input Overvoltage Lockout Protection Circuit (VIN >6.5V)
„ Support for 5V Power Supply Voltage
„ Internal Thermal Protection Circuit
„ TDFN3X3-10, TQFN3X3-16 and TQFN4X4-16 Package Available
应用范围 返回TOP
„ MP3 Players
„ Cellular Phones
„ PDAs
„ Hand-Held Devices
技术规格书(产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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Charger |
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Part NO. |
Vin(V) min. |
Vin(V) max. |
Description |
Note |
Package |
4.25 |
6.5 |
Single Cell Li-IonBattery Linear Charger |
Programmable charging current up to1A,OTP, Automatic Re-charge,Pre-charge 1/10th,UVLO |
SO23-5 5SOP-8(FD) |
|
4.25 |
6.5 |
Single Cell Li-Ion Battery Linear Charger |
Programmable charging current up to1A,OTP,Automatic Re-charge, Pre-charge 1/10th,CC,CV,Input OVP,UVLO, Indicator, End of charge current threshold |
TSO23-5 SOP8(FD) |
|
4.25 |
6.5 |
Single Cell Li-Ion Battery Linear Charger |
Programmable charging current up to 800mA,OTP, Automatic Re-charge, Pre-charge 1/10th,CC,CV,Input OVP,UVLO,Indicator,End of charge current threshold |
TSOT23-5 |
|
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8 |
Single Cell Li-Ion Battery Linear Charger |
Programmable charging current up to 2A,OTP,UVLO, Automatic Re-charge,Pre-charge 1/10th,CC,CV,Input OVP,Indicator, End of charge timer,NTC Interface |
TDFN3X3-10 TQFN4X4-16 TDFN3X3-16 |
|
4.35 |
6.5 |
Single Cell Li-ion Battery Linear Charger Dual Input of USB and AC adapter |
Programmable charging current up to1A,UVLO,Pre-charge 1/10th,CC,CV,ChargeTermination,Automatic Re-charge,STAT 1,STAT2,Temperature sensor Input,Charge with safety timer |
TDFN3X3-10 |
◀ 上一篇:CXCH76026独立的线性锂离子电池充电器预充电恒流和恒压充电回路可编程恒流充电电流上限800毫安欠压锁定自动充电过温保护和充电状态指示引脚
下一篇▶:CXCH76028交流适配器可编程充电电流限制1A线性锂离子电池充电器预充电恒流和恒压充电回路两个电源USB端口交流适配器
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