Table of Contents

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

2 Applications..................................................................... 1

3 Description.......................................................................1

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

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

6 Specifications.................................................................. 4

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

6.2 ESD Ratings............................................................... 4

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

6.4 Thermal Information....................................................5

6.5 Electrical Characteristics: UA78L02 (for legacy

chip only)....................................................................... 5

6.6 Electrical Characteristics: UA78L033 (for new

chip only)....................................................................... 6

6.7 Electrical Characteristics: UA78L05 (for both

legacy and new chip).....................................................6

6.8 Electrical Characteristics: UA78L12 (for both

legacy and new chip).....................................................8

6.9 Electrical Characteristics: UA78L06 (for legacy

chip only)..................................................................... 10

6.10 Electrical Characteristics: UA78L08 (for legacy

chip only)..................................................................... 10

6.11 Electrical Characteristics: UA78L09 (for legacy

chip only)..................................................................... 11

6.12 Electrical Characteristics: UA78L10 (for legacy

chip only)..................................................................... 11

6.13 Electrical Characteristics: UA78L15 (for both

legacy and new chip)...................................................12

6.14 Typical Characteristics............................................ 14

7 Detailed Description......................................................18

7.1 Overview................................................................... 18

7.2 Functional Block Diagram......................................... 18

7.3 Feature Description...................................................18

7.4 Device Functional Modes..........................................20

8 Applications and Implementation................................ 21

8.1 Application Information............................................. 21

8.2 Typical Application.................................................... 21

8.3 System Examples..................................................... 26

8.4 Power Supply Recommendations.............................26

8.5 Layout....................................................................... 27

9 Device and Documentation Support............................28

9.1 Device Support......................................................... 28

9.2 Receiving Notification of Documentation Updates....28

9.3 Support Resources................................................... 28

9.4 Trademarks...............................................................28

9.5 Electrostatic Discharge Caution................................28

9.6 Glossary....................................................................28

10 Mechanical, Packaging, and Orderable

Information.................................................................... 28

4 Revision History

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

Changes from Revision V (November 2016) to Revision W (April 2023)

Page

• Added M3 devices to document......................................................................................................................... 1

• Changed Features, Applications, and Description sections............................................................................... 1

• Changed Description column of Pin Functions table.......................................................................................... 3

• Added plots for new chip, reordered plots for legacy chip, and changed condition statement in Typical

Characteristics section......................................................................................................................................14

• Changed Overview section...............................................................................................................................18

• Changed Feature Description section and added subsections........................................................................ 18

• Changed Device Functional Modes section: added Device Functional Mode Comparison table, deleted Fixed-

Output Mode subsection, and added Normal Operation and Dropout Operation subsections.........................20

• Changed Detailed Design Procedure section and added subsections.............................................................21

• Added plots for new chip and changed condition statement in Application Curves section............................. 25

• Added Device Nomenclature and Evaluation Module sections........................................................................ 28

Changes from Revision U (January 2014) to Revision V (November 2016)

Page

• Added Device Information table, ESD Ratings table, Feature Description section, Device Functional Modes,

Application and Implementation section, Power Supply Recommendations section, Layout section, Device

and Documentation Support section, and Mechanical, Packaging, and Orderable Information section............ 1

• Added Applications.............................................................................................................................................1

UA78L

SLVS010W – JANUARY 1976 – REVISED APRIL 2023

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