SLVS056P May   1976  – January 2015

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Simplified Schematic
  5. 5 Revision History
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Electrical Characteristics — uA7805
    6. 7.6  Electrical Characteristics — uA7808
    7. 7.7  Electrical Characteristics — uA7810
    8. 7.8  Electrical Characteristics — uA7812
    9. 7.9  Electrical Characteristics — uA7815
    10. 7.10 Electrical Characteristics — uA7824
    11. 7.11 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Schematic
    3. 8.3 Feature Description
      1. 8.3.1 Thermal Overload
      2. 8.3.2 Short-Circuit Current Limiting
    4. 8.4 Device Functional Modes
      1. 8.4.1 Fixed-Output Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Operation With a Load Common to a Voltage of Opposite Polarity
        2. 9.2.2.2 Reverse-Bias Protection
      3. 9.2.3 Application Curves
      4. 9.2.4 General Configurations
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Related Links
    2. 12.2 Trademarks
    3. 12.3 Electrostatic Discharge Caution
    4. 12.4 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

11 Layout

11.1 Layout Guidelines

Keep trace widths large enough to eliminate problematic I×R voltage drops at the input and output terminals. Input decoupling capacitors should be placed as close to the μA78XX as possible.

11.2 Layout Example

ua78mxx_layout.gifFigure 10. Layout Diagram