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TK11850LTL Constant Current LED Driver PWM，boost backlightand frontlight 800KHz 2.3V ~ 10V SOT23L-8 1850
| 恒流 Constant Current | 是 YES |
| 恒压 Constant Voltage | |
| 拓扑 Topology | PWM，升压（升压） PWM, Step-Up (Boost) |
| 输出数 Number of Outputs | |
| 内部驱动器 Internal Driver | 是 YES |
| 初级类型 Type - Primary | 背光和前光 Backlighting and Frontlighting |
| 次级类型 Type - Secondary | 白色 LED White LED |
| 频率 Frequency | 800KHz |
| 电源电压 Voltage - Supply | 2.3V ~ 10V |
| 输出电压 Voltage - Output | |
| Description & Applications | FEATURES • WHITE LED DRIVER • Very High Speed Adjustable OSC (Max 800 kHz) • Very Wide Operating Voltage Range (2.3 V to 10 V) • Low Loss Detector (Low Reference Voltage:VREF= 0.5 V) • Operates with Toko D31FU Miniature Coil (Current • Limited by Input Current Sensor) • Internal Switching Transistor • Internal Diode • Active High On / Off Control • Available Intensity Control Using EN Pin with PWM Signal • Very Small SOT23L-8 Surface Mount Package APPLICATIONS • LED Backlighting and Frontlighting • LED Flashlights • Step-up DC-DC Converters |
| 描述与应用 | 特点 •白光LED驱动器 •超高速可调OSC（最大800千赫） •非常宽工作电压范围（2.3 V至10 V） •低损耗探测器（低参考电压VREF=0.5 V） •使用桃红供应微型D31FU线圈（电流 •输入电流传感器有限公司） •内部开关晶体管 •内部二极管 •开/关控制高电平 •可用亮度控制使用EN引脚与PWM信号 •非常小SOT23L-8表面贴装封装 应用 •LED背光和前光 •LED手电筒 •升压型DC-DC转换器 |
