AL8807A开发板套件编程器的评估板-LED驱动器规格书PDF中文资料

描述 Description

The AL8807A is a step-down DC/DC converter designed to drive LEDs with a constant current. The device can drive up to 9 white high brightness LEDs in series from a voltage source of 6V to 36V.

特性 Features

• LED Driving Current up to 1A/1.3A

• Better than 5 Accuracy

• High Efficiency Up to 96

• Optimally Controlled Switching Speeds

• Operating Input Voltage from 6V to 36V

• Wide Analog Input Range for Dimming Control (>10:1)

• Built-in Protection Features:

◾ Open-Circuit LED protection

◾ LED Chain Short Circuited

◾ Over-Temperature Protection

• MSOP-8EP and SOT25: Available in “Green” Molding Compound

(No Br, Sb) with lead Free Finish/ RoHS Compliant

◾ Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

◾ Halogen and Antimony Free. “Green” Device (Note 3)

Applications

• General Illumination Lamps

• 12V Powered LED Lamps

• Wide Analog Dimming Range LED Lamps