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MIC2287BD5TR Constant Current LED Driver PWM,boost Backlight, Flash/Torch 1.05MHz ~ 1.35MHz 2.5V ~ 10V SOT-153/SOT23-5 SGAA

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Product description
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,闪灯/白光 Backlight, Flash/Torch
次级类型
Type - Secondary
白色 LED White LED
频率
Frequency
1.05MHz ~ 1.35MHz
电源电压
Voltage - Supply
2.5V ~ 10V
输出电压
Voltage - Output
Description & ApplicationsFEATURES • 1.2MHz PWM White LED Driver with OVP in 2mm × 2mm MLF™ and Thin SOT-23 • 2.5V to 10V input voltage • Output voltage up to 34V • Over 500mA switch current • 1.2 MHz PWM operation • 95mV feedback voltage • Output Overvoltage Protection (OVP) • Options for 15V, 24V, and 34V OVP • <1% line and load regulation • <1µA shutdown current • Over-temperature protection • UVLO • Low profile Thin SOT-23-5 package option • 8-lead 2mm × 2mm MLF™ package option • –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 • Photo flash LED driver • LED flashlights • Constant current power supplies
描述与应用特点 •1.2MHz的PWM OVP白光LED驱动器采用2mm x2mm MLF的™和薄型SOT-23 •2.5V至10V的输入电压 •输出电压高达34V •超过500mA的开关电流 •1.2 MHz的PWM操作 •95mV的反馈电压 •输出过压保护(OVP) •选项为15V,24V,34V OVP <1%的线路和负载调节 •<1μA的关机电流 •过温保护 •UVLO •薄型超薄SOT-23-5封装选项 •8引线2mm×2mm MLF的封装选项 •-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 •照片闪光灯LED驱动器 •LED手电筒 •恒流电源
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