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AAT3142ITP-T1 Constant Current LED Driver Backlight, Flash/Torch 1MHz 2.7V ~ 5.5V TSOPJW-12 PJG High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
| 恒流 Constant Current | 是 YES |
| 恒压 Constant Voltage | |
| 拓扑 Topology | |
| 输出数 Number of Outputs | 3 |
| 内部驱动器 Internal Driver | |
| 初级类型 Type - Primary | 背光，闪灯/白光 Backlight, Flash/Torch |
| 次级类型 Type - Secondary | RGB 白色 LED RGB White LED |
| 频率 Frequency | 1MHz |
| 电源电压 Voltage - Supply | 2.7V ~ 5.5V |
| 输出电压 Voltage - Output | |
| Description & Applications | FEATURES • High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications • VIN Range: 2.7V to 5.5V • Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage • Drives Low-VF and High-VF Type LEDs • Up to Three 30mA Outputs • 32-Position Logarithmic Scale with Digital Control • Low Noise Constant Frequency Operation • 1MHz Switching Frequency • Small Application Circuit • Regulated Output Current • Automatic Soft Start • No Inductors • IQ < 1µA in Shutdown • 12-Pin TSOPJW Package Applications • Color (RGB) Lighting • Programmable Current Sources • White LED Backlighting • White Photo Flash for Digital Still Cameras |
| 描述与应用 | 特点 •高效率1X/1.5X/2X电荷泵白光LED应用 •VIN范围：2.7V至5.5V •三模式1X，1.5X和2X电荷泵最高的效率和VF覆盖 •驱动低VF和高VF类型灯 •高达三30MA输出 •32位置数刻度与数字控制 •低噪声恒定频率操作 •1MHz开关频率 •小应用电路 •稳定的输出电流 •自动软启动 •无电感器 •IQ停机时<1uA •12引脚TSOPJW封装 应用 •彩色（RGB）照明 •可编程电流源 •白光LED背光 •黑白照片闪光灯数码相机 |
