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  • Model：AAT3151IWP-T1
  • Manufacturer：HUABAN
  • Date Code：07NOPB
  • Standard Package：1500
  • Min Order：10
  • Mark/silk print/code/type：NL
  • Package：TDFN33-12L

恒流
Constant Current
恒压
Constant Voltage
拓扑
Topology
输出数
Number of Outputs
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 & ApplicationsFEATURES • High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications • VIN Range: 2.7V to 5.5V • Fully Programmable Current with Single Wire — 16-Step Logarithmic Scale — 15/20/30mA Max Current — Four Low-Current Settings Down to 50µA — Low IQ (50µA) for Low-Current Mode • Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage • Drives Four Channels of LEDs • Individual Main/Sub-Group Control • No Inductors, Low Noise Operation • 1MHz Constant Switching Frequency • Small Application Circuit • Built-In Thermal Protection • Built-In Auto-Disable for Short-Circuit • Automatic Soft Start • IQ <1µA in Shutdown • TDFN33-12 Package Applications • Color (RGB) Lighting • Programmable Current Sinks • 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 •完全可编程的电流，单线 - 16级对数刻度 - 15/20/30mA最大电流 - 四种低电流设置低至50μA - 低智商低电流模式（50μA） •三模式1X，1.5X和2X电荷泵最高的效率和VF覆盖 •驱动四个通道的LED •个人主/子集团控制 •无需电感，运行噪音低 •1MHz恒定开关频率 •小应用电路 •内置热保护 •内置自动禁用短路 •自动软启动 •IQ停机时<1uA •TDFN3312包装 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

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