Datasheet LM340, LM340A, LM7805, LM7812, LM7815 (Texas Instruments) - 3
| Hersteller | Texas Instruments |
| Beschreibung | Wide VIN 1.5-A Fixed Voltage Regulators |
| Seiten / Seite | 34 / 3 — LM340. , LM340A. , LM7805. , LM7812,. LM7815. www.ti.com. 5 Pin … |
| Revision | L |
| Dateiformat / Größe | PDF / 3.8 Mb |
| Dokumentensprache | Englisch |
LM340. , LM340A. , LM7805. , LM7812,. LM7815. www.ti.com. 5 Pin Configuration and Functions. LM7805 and LM7812 KTT Package
Textversion des Dokuments
LM340 , LM340A , LM7805 , LM7812, LM7815 www.ti.com
SNOSBT0L – FEBRUARY 2000 – REVISED SEPTEMBER 2016
5 Pin Configuration and Functions LM7805 and LM7812 KTT Package 3-Pin DDPAK/TO-263 LM7805 DCY Package Top View 4-Pin SOT-223 Side View LM340K-5.0 NDS Package 2-Pin TO-3 Top View LM7805, LM7812, and LM7815 NDE Package 3-Pin TO-220 Top View Pin Functions PIN I/O DESCRIPTION NAME NO.
INPUT 1 I Input voltage pin GND 2 I/O Ground pin OUTPUT 3 O Output voltage pin Copyright © 2000–2016, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM340 LM340A LM7805 LM7812 LM7815 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information 6.5 LM340A Electrical Characteristics, VO = 5 V, VI = 10 V 6.6 LM340 / LM7805 Electrical Characteristics, VO = 5 V, VI = 10 V 6.7 LM340 / LM7812 Electrical Characteristics, VO = 12 V, VI = 19 V 6.8 LM340 / LM7815 Electrical Characteristics, VO = 15 V, VI = 23 V 6.9 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Output Current 7.3.2 Current Limiting Feature 7.3.3 Thermal Shutdown 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.1.1 Shorting the Regulator Input 8.1.2 Raising the Output Voltage Above the Input Voltage 8.1.3 Regulator Floating Ground 8.1.4 Transient Voltages 8.2 Typical Applications 8.2.1 Fixed Output Voltage Regulator 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.3 System Examples 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 10.3 Heat Sinking DDPAK/TO-263 and SOT-223 Package Parts 11 Device and Documentation Support 11.1 Documentation Support 11.1.1 Related Documentation 11.2 Related Links 11.3 Receiving Notification of Documentation Updates 11.4 Community Resources 11.5 Trademarks 11.6 Electrostatic Discharge Caution 11.7 Glossary 12 Mechanical, Packaging, and Orderable Information Page 1
SNOSBT0L – FEBRUARY 2000 – REVISED SEPTEMBER 2016
5 Pin Configuration and Functions LM7805 and LM7812 KTT Package 3-Pin DDPAK/TO-263 LM7805 DCY Package Top View 4-Pin SOT-223 Side View LM340K-5.0 NDS Package 2-Pin TO-3 Top View LM7805, LM7812, and LM7815 NDE Package 3-Pin TO-220 Top View Pin Functions PIN I/O DESCRIPTION NAME NO.
INPUT 1 I Input voltage pin GND 2 I/O Ground pin OUTPUT 3 O Output voltage pin Copyright © 2000–2016, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM340 LM340A LM7805 LM7812 LM7815 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information 6.5 LM340A Electrical Characteristics, VO = 5 V, VI = 10 V 6.6 LM340 / LM7805 Electrical Characteristics, VO = 5 V, VI = 10 V 6.7 LM340 / LM7812 Electrical Characteristics, VO = 12 V, VI = 19 V 6.8 LM340 / LM7815 Electrical Characteristics, VO = 15 V, VI = 23 V 6.9 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Output Current 7.3.2 Current Limiting Feature 7.3.3 Thermal Shutdown 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.1.1 Shorting the Regulator Input 8.1.2 Raising the Output Voltage Above the Input Voltage 8.1.3 Regulator Floating Ground 8.1.4 Transient Voltages 8.2 Typical Applications 8.2.1 Fixed Output Voltage Regulator 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.3 System Examples 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 10.3 Heat Sinking DDPAK/TO-263 and SOT-223 Package Parts 11 Device and Documentation Support 11.1 Documentation Support 11.1.1 Related Documentation 11.2 Related Links 11.3 Receiving Notification of Documentation Updates 11.4 Community Resources 11.5 Trademarks 11.6 Electrostatic Discharge Caution 11.7 Glossary 12 Mechanical, Packaging, and Orderable Information Page 1