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UC1842A-SP 数据表(PDF) 2 Page - Texas Instruments |
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UC1842A-SP 数据表(HTML) 2 Page - Texas Instruments |
2 / 31 page UC1842A-SP, UC1843A-SP, UC1844A-SP SLUS872D – JANUARY 2009 – REVISED MAY 2015 www.ti.com Table of Contents 9.2 Functional Block Diagram ......................................... 9 1 Features .................................................................. 1 9.3 Feature Description................................................... 9 2 Applications ........................................................... 1 9.4 Device Functional Modes........................................ 14 3 Description ............................................................. 1 10 Application and Implementation........................ 15 4 Simplified Schematic............................................. 1 10.1 Application Information.......................................... 15 5 Revision History..................................................... 2 10.2 Typical Application ................................................ 15 6 Device Comparison Table..................................... 3 11 Power Supply Recommendations ..................... 23 7 Pin Configuration and Functions ......................... 3 12 Layout................................................................... 23 8 Specifications......................................................... 4 12.1 Layout Guidelines ................................................. 23 8.1 Absolute Maximum Ratings ..................................... 4 12.2 Layout Example .................................................... 24 8.2 ESD Ratings ............................................................ 4 13 Device and Documentation Support ................. 25 8.3 Recommended Operating Conditions ....................... 4 13.1 Related Links ........................................................ 25 8.4 Thermal Information .................................................. 4 13.2 Community Resources.......................................... 25 8.5 Electrical Characteristics........................................... 5 13.3 Trademarks ........................................................... 25 8.6 Electrical Characteristics (Radiation-Improved 13.4 Electrostatic Discharge Caution ............................ 25 Devices) ..................................................................... 7 13.5 Glossary ................................................................ 25 8.7 Typical Characteristics .............................................. 8 14 Mechanical, Packaging, and Orderable 9 Detailed Description .............................................. 9 Information ........................................................... 25 9.1 Overview ................................................................... 9 5 Revision History Changes from Revision C (March 2015) to Revision D Page • Updated features to remove radiation hardness assurance .................................................................................................. 1 • Updated table notes for Electrical Characteristics ................................................................................................................. 5 • Updated table note in Electrical Characteristics (Radiation-Improved Devices) ................................................................... 7 • Corrected minimum discharge current in Electrical Characteristics (Radiation-Improved Devices) ..................................... 7 • Corrected input voltage unit to V and MIN and MAX values ................................................................................................. 7 • Decreased set point variation over temperature from ±10% to ±2% ................................................................................... 13 Changes from Revision B (October 2013) to Revision C Page • Added ESD Ratings table, Typical Characteristics, Detailed Description, Application and Implementation, Power Supply Recommendations, Layout, and Device and Documentation Support sections ........................................................ 1 • Removed UC1845A-SP part from this data sheet ................................................................................................................. 1 2 Submit Documentation Feedback Copyright © 2009–2015, Texas Instruments Incorporated Product Folder Links: UC1842A-SP UC1843A-SP UC1844A-SP |
类似零件编号 - UC1842A-SP_16 |
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类似说明 - UC1842A-SP_16 |
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