AL3050中文资料Small panel Backlight LED driver数据手册Diodes规格书

特性 Features

2.7V to 5.5V Input Voltage Range
28V Open LED Protection (Up to 8 LEDs)
Integrated 0.7A/30V Internal MOSFET and Power Diode
200mV Reference with ±3% Accuracy
750kHz Switching Frequency
Flexible Digital and PWM Brightness Control
1-Wire Control Interface
PWM Dimming Control Interface
Up to 100:1 PWM Dimming Ratio
Integrated Loop Compensation
Built-in Soft-Start
Built-in OTP
Built-in OCP
Tiny Package with U-DFN2020-6 (Type S) Package

应用 Application

Feature Phones
Smart Phones
Portable Media Players
Ultra Mobile Devices
GPS Receivers
Backlight for Small and Media Form Factor LCD Display

简介

AL3050属于集成电路（IC）的LED驱动器。由制造生产的AL3050LED 驱动器器件属于 LED 驱动器电源管理集成电路 (PMIC) 系列，可通过标称固定电压的电源为负载（通常为发光二极管）提供电流，并且电流可控。它与用于电压调节的类似产品的主要区别在于，这类器件提供较低的反馈电压（以提高系统能效），而且通常可对器件工作点进行外部控制，可在照明应用中用于实现调光功能。