REF3312, REF3318, REF3320, REF3325, REF3330, REF3333

SBOS392E – AUGUST 2007 – REVISED OCTOBER 2014

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Table of Contents

9.2

Functional Block Diagram ....................................... 10

1

Features .................................................................. 1

9.3

Feature Description................................................. 10

2

Applications ........................................................... 1

9.4

Device Functional Modes........................................ 11

3

Description ............................................................. 1

10

Applications and Implementation...................... 12

4

Revision History..................................................... 2

10.1

Application Information.......................................... 12

5

Device Comparison ............................................... 3

10.2

Typical Applications .............................................. 12

6

Pin Configuration and Functions ......................... 3

11

Power-Supply Recommendations ..................... 17

7

Specifications......................................................... 4

12

Layout................................................................... 18

7.1

Absolute Maximum Ratings ...................................... 4

12.1

Layout Guidelines ................................................. 18

7.2

Handling Ratings....................................................... 4

12.2

Layout Example .................................................... 18

7.3

Recommended Operating Conditions ....................... 4

13

Device and Documentation Support ................. 19

7.4

Thermal Information .................................................. 4

13.1

Documentation Support ........................................ 19

7.5

Electrical Characteristics........................................... 5

13.2

Related Links ........................................................ 19

7.6

Typical Characteristics .............................................. 7

13.3

Trademarks ........................................................... 19

8

Parameter Measurement Information .................. 9

13.4

Electrostatic Discharge Caution ............................ 19

8.1

Thermal Hysteresis ................................................... 9

13.5

Glossary ................................................................ 19

9

Detailed Description ............................................ 10

14

Mechanical, Packaging, and Orderable

9.1

Overview ................................................................. 10

Information ........................................................... 19

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision D (June 2014) to Revision E

Page

•

Added REF3325 UQFN package to data sheet ..................................................................................................................... 1

•

Added note to Applications and Implementation section...................................................................................................... 12

Changes from Revision C (March 2014) to Revision D

Page

•

Added note to Recommended Operating Conditions............................................................................................................. 4

•

Moved Thermal Hysteresis section to Parameter Measurement Information section............................................................ 9

•

Changed Applications and Implementation section to latest standard; added new sections .............................................. 12

Changes from Revision B (February 2014) to Revision C

Page

•

Changed Recommended Operating Conditions supply input voltage range maximum value from 55 to 5.5........................ 4

Changes from Revision A (September 2007) to Revision B

Page

•

Changed document format to meet latest data sheet standards; added new sections and moved existing sections ........... 1

•

Moved package figures from front page to Pin Configuration and Functions ........................................................................ 1

•

Added new figures to front page ........................................................................................................................................... 1

•

Deleted Ordering Information table; see Package Option Addendum for most current ordering information........................ 3

•

Added RSE pin configuration ................................................................................................................................................. 3

•

Added Thermal Information table ........................................................................................................................................... 4

•

Deleted Thermal Resistance parameter in Electrical Characteristics; see new Thermal Information table........................... 6

2

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