AL8866 - BUCK AND SEPIC LED CONTROLLER

DIODES

The AL8866 by DIODES is a BUCK AND SEPIC LED CONTROLLER. Below is the official datasheet preview.

📥 Download Datasheet

AL8866 BUCK AND SEPIC LED CONTROLLER by DIODES - Datasheet Preview — Official preview page of the **AL8866** BUCK AND SEPIC LED CONTROLLER datasheet (DIODES).

Datasheet Details

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

AL8866 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 |