TL494

SLVS074G – JANUARY 1983 – REVISED JANUARY 2015

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Table of Contents

7.13

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

1

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

8

Parameter Measurement Information .................. 8

2

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

9

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

3

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

9.1

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

4

Pinout Drawing....................................................... 1

9.2

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

5

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

9.3

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

6

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

9.4

Device Functional Modes........................................ 12

7

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

10

Application and Implementation........................ 13

7.1

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

10.1

Application Information.......................................... 13

7.2

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

10.2

Typical Application ............................................... 13

7.3

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

11

Power Supply Recommendations ..................... 20

7.4

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

12

Layout................................................................... 20

7.5

Electrical Characteristics, Reference Section ........... 5

12.1

Layout Guidelines ................................................. 20

7.6

Electrical Characteristics, Oscillator Section............. 5

12.2

Layout Example .................................................... 21

7.7

Electrical Characteristics, Error-Amplifier Section .... 5

13

Device and Documentation Support ................. 21

7.8

Electrical Characteristics, Output Section................. 6

13.1

Trademarks ........................................................... 21

7.9

Electrical Characteristics, Dead-Time Control

Section ....................................................................... 6

13.2

Electrostatic Discharge Caution ............................ 21

7.10

Electrical Characteristics, PWM Comparator

13.3

Glossary ................................................................ 21

Section ....................................................................... 6

14

Mechanical, Packaging, and Orderable

7.11

Electrical Characteristics, Total Device................... 6

Information ........................................................... 21

7.12

Switching Characteristics ........................................ 6

5 Revision History

Changes from Revision F (January 2014) to Revision G

Page

•

Added Applications, Device Information table, Pin Functions table, ESD Ratings table, Thermal Information 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

Changes from Revision E (February 2005) to Revision F

Page

•

Updated document to new TI data sheet format - no specification changes. ........................................................................ 1

•

Removed Ordering Information table. .................................................................................................................................... 1

•

Added ESD warning. ............................................................................................................................................................ 21

2

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