LT3519 - LED Driver

Product Overview

Linear Technology

Part number	LT3519
Manufacturer	Linear Technology
File Size	255.91 KB
Description	LED Driver
Datasheet	LT3519 Datasheet
Additional preview pages of the LT3519 datasheet.

The LT®3519/LT3519-1/LT3519-2 are ﬁxed frequency step-up DC/DC converters designed to drive LEDs.

They feature an internal 45V, 750mA low side switch and Schottky diode.

n Up to 3000:1 True Color PWM™ Dimming n Wide Input Voltage Range Operation from 3V to 30V Transient Protection to 40V n Rail-to-Rail LED Current Sense from 0V to 45V n 45V, 750mA Internal Switch n Internal Schottky Diode n Constant-Current and Constant-Voltage Regulation n Boost, SEPIC, Buck-Boost Mode or Buck Mode Topology n Open LED Protection and Open LED Status Pin n Programmable Undervoltage Lockout with Hysteresis n Fixed Frequency: 400kHz (LT3519), 1MHz (LT3519-1), 2.2MHz (LT3519-2) n In.

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Published: Jun 15, 2011 |