MIC2292-34YML

MIC2292-34YMLTRP 恒流LED驱动电源IC PWM，升压 背光 1.4MHz ~ 1.8MHz 2.5V ~ 10V 34V 22-08L 热保护

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| 1 内部驱动器Internal Driver| 是 YES 初级类型Type - Primary| 背光 Backlight 次级类型Type - Secondary| 白色 LED White LED 频率Frequency| 1.4MHz ~ 1.8MHz 电源电压Voltage - Supply| 2.5V ~ 10V 输出电压Voltage - Output| 34V Description & Applications| FEATURES • High Frequency PWM White LED Drivers with Internal Schottky Diode and OVP • 2.5V to 10V input voltage • Output voltage up to 34V • Internal Schottky diode • 1.6MHz PWM operation MIC2292 • 2.0MHz PWM operation MIC2293 • Stable with ceramic capacitors • 15V and 34V output overvoltage protection options • 500mA switch current rating • 95mV feedback voltage • <1% line and load regulation • <1µA shutdown current • Over-temperature protection • UVLO • 8-lead 2mm × 2mm MLF™package • –40°C to +125°C junction temperature range Applications • White LED driver for backlighting – Cell phones – PDAs – GPS systems – Digital cameras – MP3 players – IP phones • Constant current power supplies 描述与应用| 特点 •白高频PWM LED驱动器，内置的肖特基二极管和OVP •2.5V至10V的输入电压 •输出电压高达34V •内部肖特基二极管 •1.6MHz的PWM操作（MIC2292） •2.0MHZ PWM公司操作（MIC2293） •稳定与陶瓷电容 •15V和34V输出过电压保护选项 •额定电流500mA的开关 •95mV的反馈电压 <1％的线路和负载调节 •<1μA的关机电流 •过温保护 •UVLO •8引线（2毫米×2毫米）MLF™封装 •-40°C至+125°C的结温范围 应用 •白色背光LED驱动器   - 手机   - 掌上电脑   - GPS定位系统   - 数码相机   - MP3播放器   - IP电话 •恒流电源