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 |
| 规格书PDF |
