XR77103 Datasheet, PDF (28/28 Pages) Exar Corporation – 3-Output Programmable Buck Regulator

XR77103
Order Information
Part Number
XR77103ELB
XR77103ELBTR
Operating
Temperature Range
-40°C ≤ T_J ≤ 125°C
Environmental
Rating
RoHS compliant,
halogen free
Package
32-pin, 4mm x 4mm
TQFN package
XR77103EVB-DEMO-1
XR77103 evaluation board
XR77103EVB-DEMO-1-KIT XR77103 evaluation board with interface board and software
NOTE:
YY = Year, WW = Work Week, XXXXXX = Lot Number.
Packaging
Quantity
Bulk
3K/tape and reel
Marking
EXAR
XR77103
YYWWF00
XXXXXXX
Revision History
Revision
1A
1B
Date
March 2016
May 2016
Description
Initial Release
Clarified Pin Descriptions. Added description for Continuous Conduction Mode and Pulse
Skipping Mode. Added I²C Bus Timing waveform and updated I²C symbols and functional
description. Added details for NVM programming and behavior. Added factory default NVM
value to Register Map table. Updated Application Circuit. Updated layout guidelines.
48760 Kato Road
Fremont, CA 94538
USA
www.exar.com
Tel.: [phone]
Fax: [phone]
Email: [e-mail]
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
receives, in writing, assurances to its satisfaction that: (a) the risk of injury or damage has been minimized; (b) the user assumes all such risks; (c) potential liability of
Exar Corporation is adequately protected under the circumstances.
Reproduction, in part or whole, without the prior written consent of Exar Corporation is prohibited. Exar, XR and the XR logo are registered trademarks of Exar Corporation.
All other trademarks are the property of their respective owners.
©2016 Exar Corporation
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