AL8866 - BUCK AND SEPIC LED CONTROLLER

Product Overview

DIODES

Datasheet Details

Part number	AL8866
Manufacturer	DIODES
File Size	836.69 KB
Description	BUCK AND SEPIC LED CONTROLLER
Datasheet	AL8866 Datasheet
Additional preview pages of the AL8866 datasheet.

Product details

Description

The AL8866 is a Buck-Boost, Boost, Buck, and SEPIC (single-ended primary-inductance converter) DC-switching controller designed to drive an external MOSFET for high-power LED applications.

Features

Wide Input Voltage Range from 4.7V to 85V.
Pre-Fixed 400kHz Switching Frequency (Factory Set).
Spread Spectrum Frequency Modulation for Low EMI.
Analog Dimming Range: 1% to 100%.
100% Dimming Level ±3% Current Accuracy.
20% Dimming Level ±12% Current Accuracy.
PWM Dimming Ratio 100:1 at 200Hz PWM Frequency.
Programmable Soft Start.
Fault Status Indicator for Protections.
Output Overvoltage and LED Open Circuit Pro.

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Published: Feb 12, 2025 |