BL9581 - High Brightness LED Driver

BELLING

BL9581 Datasheet Preview — Preview of BL9581 PDF

Datasheet Details

Part number	BL9581
Manufacturer	BELLING
File Size	316.20 KB
Description	High Brightness LED Driver
Datasheet	BL9581-BELLING.pdf

BL9581 Product details

Description

The BL9581 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.

Features

z Simple low parts count z Internal 36V NDMOS switch z Up to 1.2A output current z Single pin on/off and brightness control using DC voltage or PWM z Soft Start z High efficiency (up to 97%) z Wide input voltage range: 6V to 36V z Output shutdown z Up to 1MHz switching frequency z Inherent open-circuit LED protection z Typical 3% output current accuracy z High-side current sense z Hysteretic control: no compensation z Adjustable constant LED current z Over temperature protection z Pb-free SOT23-.

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Published: Jul 18, 2015 |