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AAT3164IRN-T1
 型号:  AAT3164IRN-T1
 标记/丝印/代码/打字:  QBV
 厂家:  ANALOGIC
 封装:  TDFN34-16
 批号:  07NOPB(8RM)
 库存数量:  14620
 所属分类:  电源管理ICPower Management IC/PMIC
  LED驱动LED Driver
 技术文档PDF:  在线阅读
   
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AAT3164IRN-T1 QBV 的参数

恒流 Constant Current
恒压 Constant Voltage
拓扑 Topology
输出数 Number of Outputs 6
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/2X) Charge Pump Operation — Maximizes Efficiency and LED VF Coverage — 1MHz Constant Switching Frequency — No Inductors, Low Noise Operation ? Drives Six Channels of LEDs up to 30mA/ Channel — User-Programmable RSET Sets Maximum LED Current — Excellent LED Channel-to-Channel Current Match ? Digitally Programmable LED Current with Single-Wire S2C wire Interface — 16 Current Levels From ILED_MAX to 50μA ? Low IQ (70μA) for Low Current Mode Operation ? True Load Disconnect in Shutdown; IQ < 1μA ? Built-In Thermal Protection ? Built-In Auto-Disable for Open LED Circuit ? Automatic Soft-Start Minimizes Inrush Startup Current ? Small 3x4mm TDFN34-16 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 ?三模式的1x/1.5x/2x电荷泵的工作原理 - 最大限度地提高效率和LED的VF覆盖 - 1MHz恒定开关频率 - 无需电感,运行噪音低 ?驱动6个通道的LED至30mA/通道 - 用户可编程RSET集最大LED电流 - 优异的LED通道对通道电流匹配 ?数字可编程LED电流与S2C单线线接口 - 16电流水平从ILED_MAX到50μA ?低IQ(70μA)低电流模式操作 ?真正的负载断开关机; IQ<1μA ?内置热保护 ?内置LED开路电路自动关闭 ?自动软启动最小化浪涌启动电流 ?小型3x4mm TDFN34-16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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