XR79110

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exar.com/XR79110

Rev 2B

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Exar Corporation reserves the right to make changes to the products contained in this publication in order to improve design, performance or reliability. Exar Corporation

conveys no license under any patent or other right and makes no representation that the circuits are free of patent infringement. While the information in this publication has

been carefully checked, no responsibility, however, is assumed for inaccuracies.

Exar Corporation does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to

cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless Exar Corporation

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© 2015-2017 Exar Corporation

www.exar.com

NOTE:

1. Refer to www.exar.com/XR79110 for most up-to-date Ordering Information.

2. Visit www.exar.com for additional information on Environmental Rating

Revision History

Part Number

Operating Temperature Range

Lead-Free

Package

Packaging Method

XR79110EL-F

-40°C to +125°C

10x10mm QFN

Tray

XR79110ELTR-F

Tape and Reel

XR79110EVB

XR79110 Evaluation Board

Revision

Date

Description

1A

December 2014

ECN 1451-08

1B

January 2015

Corrected schematic on page 1, ECN 1504-05

1C

June 2015

Added CFF/RFF to Application Circuit, updated figure 12, added writeup “maximum allowable ripple at FB pin”

and “VOUT versus frequency curves”

2A

January 2016

Changed minimum VIN to 4.5V, Added CDM rating, changed VCC(MIN)=4.3V at VIN=4.5V, added VCC

UVLO Hysteresis min=150mV across temperature, changed POD

2B

May 2017

Added more transient information to Note 2 under Absolute Maximum Ratings. Updated package drawing

and ordering information format.