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AAT2557ITO-CT-T1 Battery Management IC 4V~6.5V TSOPJW-14 marking VKG linear regulator
| 功能 Function | 充电管理 Charge Management |
| 电池化学 Battery Chemistry | 锂离子 Lithium-Ion |
| 电压 - 电源 Voltage - Supply | 4V~6.5V |
| Description & Applications | 500mA Battery Charger and 300mA LDO Regulator for Portable Systems The AAT2557 is a fully integrated 500mA battery charger and a 300mA low dropout linear regulator. The input voltage range is 4V to 6.5V for the battery charger and 2.7V to 5.5V for the linear regulator. It offers an integrated pass device, reverse blocking protection, high accuracy current and voltage regulation. The charging current is programmable. In addition to these standard features, the device offers over-voltage, current limit, and thermal protection.Applications：Bluetooth Headsets Cellular and DECT Phones Handheld Instruments MP3 and Portable Music Players PDAs and Handheld Computers Portable Media Players |
| 描述与应用 | 500mA电池充电器和300mA LDO稳压器，适用于便携式系统 AAT2557是一个集成的500mA电池充电器和一个300mA低压差线性稳压器。电池充电器输入电压范围为4V至6.5V和线性稳压器2.7V至5.5V。它提供了一个 综合通设备，反向阻断保护，高精度电流和电压调节。的充电电流是可编程的。另外该器件还提供过电压，电流限制和热保护。应用范围： 蓝牙耳机 蜂窝电话和DECT电话 手持式仪器 MP3和便携式音乐播放器 掌上电脑和掌上电脑 便携式媒体播放器 |
