High Efficiency Charge Pump White LED Driver

Features and Benefits ? Proprietary adaptive control scheme (1×, 1.5×) ? Maximum efficiency, over 92 ? 0.5 LED current matching ? 1 MHz operating frequency ? Flexible dimming control: ? Serial 11-level dimming, down to 5 ? PWM ? 2-bit parallel ? Drives up to 4 white LEDs ? 30 mA per LED

文件：387.8 Kbytes 頁數(shù)：9 Pages

ALLEGRO

High Efficiency Charge Pump White LED Driver

This device is no longer in production. The device should not be purchased for new design applications. Samples are no longer available. Date of status change: October 31, 2011.\n\n Recommended Substitutions: For existing customer transition, and for new customers or new applications, contact A \n? Maximum efficiency, over 92% \n? 1 MHz operating frequency \n? Serial 11-level dimming, down to 5% \n? 2-bit parallel \n? 30 mA per LED \n? Soft-start limits inrush current \n? Overvoltage protection \n? Space-saving 3 3 mm MLP-16 package \n? Very thin 0.75 mm nominal height package \n;

Allegro

High Efficiency Charge Pump White LED Driver

Features and Benefits ? Proprietary adaptive control scheme (1×, 1.5×) ? Maximum efficiency, over 92 ? 0.5 LED current matching ? 1 MHz operating frequency ? Flexible dimming control: ? Serial 11-level dimming, down to 5 ? PWM ? 2-bit parallel ? Drives up to 4 white LEDs ? 30 mA per LED

文件：387.8 Kbytes 頁數(shù)：9 Pages

ALLEGRO

Package：16-WFQFN 裸露焊盤；包裝：管件 類別：集成電路（IC） LED 驅(qū)動(dòng)器 描述：IC LED DRVR RGLTR PWM 30MA 16QFN

ALLEGRO