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UC2843 Datasheet(PDF) 2 Page - Texas Instruments

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No. de pieza UC2843
Descripción Electrónicos  Current-Mode PWM Controllers
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
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UC2843 Datasheet(HTML) 2 Page - Texas Instruments

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UC1842, UC2842, UC3842, UC1843, UC2843, UC3843
UC1844, UC2844, UC3844, UC1845, UC2845, UC3845
SLUS223D – APRIL 1997 – REVISED AUGUST 2016
www.ti.com
Product Folder Links: UC1842 UC2842 UC3842 UC1843 UC2843 UC3843 UC1844 UC2844 UC3844 UC1845
UC2845 UC3845
Submit Documentation Feedback
Copyright © 1997–2016, Texas Instruments Incorporated
Table of Contents
1
Features .................................................................. 1
2
Applications ........................................................... 1
3
Description ............................................................. 1
4
Revision History..................................................... 2
5
Device Comparison Table..................................... 3
6
Pin Configuration and Functions ......................... 3
7
Specifications......................................................... 6
7.1
Absolute Maximum Ratings ...................................... 6
7.2
ESD Ratings.............................................................. 6
7.3
Recommended Operating Conditions ....................... 6
7.4
Thermal Information .................................................. 6
7.5
Electrical Characteristics........................................... 7
7.6
Typical Characteristics .............................................. 9
8
Detailed Description ............................................ 11
8.1
Overview ................................................................. 11
8.2
Functional Block Diagrams ..................................... 11
8.3
Feature Description................................................. 12
8.4
Device Functional Modes........................................ 20
9
Application and Implementation ........................ 21
9.1
Application Information............................................ 21
9.2
Typical Application .................................................. 21
10
Power Supply Recommendations ..................... 32
11
Layout................................................................... 33
11.1
Layout Guidelines ................................................. 33
11.2
Layout Example .................................................... 34
12
Device and Documentation Support ................. 35
12.1
Related Links ........................................................ 35
12.2
Receiving Notification of Documentation Updates 35
12.3
Community Resources.......................................... 35
12.4
Trademarks ........................................................... 35
12.5
Electrostatic Discharge Caution ............................ 35
12.6
Glossary ................................................................ 35
13
Mechanical, Packaging, and Orderable
Information ........................................................... 36
4 Revision History
Changes from Revision C (June 2007) to Revision D
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
Changed values in the Thermal Information table ................................................................................................................ 6


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