Datasheet > A8519-1

A8519-1

更新时间： 2022-02-26 10:34:33

品牌	Logo	应用领域
急速微 - ALLEGRO		/
页数	文件大小	规格书
35页	4309K
描述
Fully integrated 42 V MOSFET for boost converter

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A8519-1 数据手册

A8519 and

A8519-1

Wide Input Voltage Range, High-Efficiency,

Fault-Tolerant LED Driver

Revision History

Number

Date

September 10, 2014 Initial Release

Description

–

October 24, 2014

March 18, 2015

May 19, 2015

Lowered minium f_SW(when using R_FSET) to 200 kHz and SYNC down to 260 kHz.

Revised OVP Thresholds and Oscillator Frequencies.

Added A8519-1 variant.

June 10, 2015

Fixed typo on page 2; revised FSET pin voltage typical spec.

Amended “Enabling the IC” (page 12) and “Synchronization” (page 15) of Functional Description;

November 4, 2015 inserted Figures 18 and 19; updated Selection Guide table (page 2); corrected 2nd Typical Application

Drawing (page 9)

January 8, 2016

October 24, 2016

Amended “Powering Up: Boost Output Undervoltage Protection” (page 13)

Updated Input Overcurrent Protection and Disconnect Switch section (page 22)

Allegro MicroSystems, LLC reserves the right to make, from time to time, such departures from the detail specifications as may be required to

permit improvements in the performance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that

the information being relied upon is current.

Allegro’s products are not to be used in any devices or systems, including but not limited to life support devices or systems, in which a failure of

Allegro’s product can reasonably be expected to cause bodily harm.

The information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, LLC assumes no responsibility for its

use; nor for any infringement of patents or other rights of third parties which may result from its use.

For the latest version of this document, visit our website:

www.allegromicro.com

Allegro MicroSystems, LLC

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

1...32 33 3435

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