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AAT2846INJ-EE-T1 UPV 的参数 |
| 恒流
Constant Current |
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| 恒压
Constant Voltage |
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| 拓扑
Topology |
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| 输出数
Number of Outputs |
6 |
| 内部驱动器
Internal Driver |
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| 初级类型
Type - Primary |
背光 Backlight |
| 次级类型
Type - Secondary |
闪光 LED Flash LED |
| 频率
Frequency |
2MHz |
| 电源电压
Voltage - Supply |
2.7V ~ 5.5V |
| 输出电压
Voltage - Output |
1.2V ~ 5.5V |
| Description & Applications |
FEATURES ? High Current Charge Pump with Dual LDO for Backlight and Flash Applications ? Input Voltage Range: 2.7V to 5.5V ? Tri-Mode Charge Pump: ? Drives up to Six Backlight LEDs and Two Flash LEDs ? 32 Programmable Backlight Current Settings Ranging from 95μA to 30mA ? 16 Programmable Flash Current Settings ? Maximum Flash LED Current Programmable using External Resistor ? 2MHz Switching Frequency ? Two Linear Regulators: ? 200mA Output Current ? 200mV Dropout Voltage ? Output Voltage Adjustable from 1.2V to VBATTERY ? Output Auto-Discharge for Fast Shutdown ? Individual LDO Enable Inputs ? Built-In Thermal Protection ? Automatic Soft Start ? -40°C to +85°C Temperature Range ? TQFN44-28 Package Applications ? Camera-Enabled Mobile Devices ? Digital Still Cameras ? Multimedia Mobile Phones |
| 描述与应用 |
特点 ?高电流电荷泵背光和闪光应用的双路LDO ?输入电压范围：2.7V至5.5V ?三模式电荷泵： ?驱动多达6个背光LED和两个闪光LED ?32个可编程背光电流设置范围从95μA到30mA ?16个可编程的闪光灯电流设置 ?最大闪光LED电流可编程使用外部电阻 ?2MHz的开关频率 ?两个线性稳压器： ?200mA输出电流 ?200mV压差电压 ?可调从1.2V到VBATTERY的输出电压 ?输出自动放电快速关机 ?个人LDO使能输入 ?内置热保护 ?自动软启动 ?-40°C至+85°C温度范围 ?TQFN44-28包装 应用 ?相机功能的移动设备 ?数码相机 ?多媒体手机 |
| 技术文档PDF下载 |
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相关型号列表 |
| 型号 |
标记/丝印/代码 |
厂家 |
批号 |
封装 |
数量 |
描述 |
详细资料 |
| AAT2846INJ-EE-T1 |
UPV |
ANALOGIC |
07NOPB |
TQFN44-28 |
2463 |
电源管理ICPower Management IC/PMIC-LED驱动LED Driver |
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