2

UCC1800, UCC1801, UCC1802, UCC1803, UCC1804, UCC1805

UCC2800, UCC2801, UCC2802, UCC2803, UCC2804, UCC2805

UCC3800, UCC3801, UCC3802, UCC3803, UCC3804, UCC3805

SLUS270E – MARCH 1999 – REVISED JUNE 2016

www.ti.com

Product Folder Links: UCC1800 UCC1801 UCC1802 UCC1803 UCC1804 UCC1805 UCC2800 UCC2801 UCC2802

UCC2803 UCC2804 UCC2805 UCC3800 UCC3801 UCC3802 UCC3803 UCC3804 UCC3805

Submit Documentation Feedback

Copyright © 1999–2016, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Description (continued)......................................... 3

6

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

7

Pin Configuration and Functions ......................... 4

8

Specifications......................................................... 6

8.1

Absolute Maximum Ratings ...................................... 6

8.2

ESD Ratings.............................................................. 6

8.3

Recommended Operating Conditions ....................... 6

8.4

Thermal Information ................................................. 7

8.5

Electrical Characteristics........................................... 7

8.6

Typical Characteristics .............................................. 9

9

Detailed Description ............................................ 11

9.1

Overview ................................................................. 11

9.2

Functional Block Diagram ....................................... 11

9.3

Feature Description................................................. 11

9.4

Device Functional Modes ....................................... 23

10

Application and Implementation........................ 25

10.1

Application Information.......................................... 25

10.2

Typical Application ............................................... 25

11

Power Supply Recommendations ..................... 34

12

Layout................................................................... 34

12.1

Layout Guidelines ................................................ 34

12.2

Layout Example .................................................... 35

13

Device and Documentation Support ................. 36

13.1

Related Links ........................................................ 36

13.2

Community Resources.......................................... 36

13.3

Trademarks ........................................................... 36

13.4

Electrostatic Discharge Caution ............................ 36

13.5

Glossary ................................................................ 36

14

Mechanical, Packaging, and Orderable

Information ........................................................... 37

4 Revision History

Changes from Revision D (August 2010) to Revision E

Page

•

Added 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

Changes from Revision A (September 2000) to Revision B

Page

•

Updated Abs Max Table to read: Analog Inputs (FB, CS, RC, COMP)... –0.3V to the lesser of 6.3V or VCC + 0.3V

From: Analog Inputs (FB, CS)... –0.3V to 6.3V ...................................................................................................................... 6