SNVS031M
april 2000 – may 2023
LM2676
PRODUCTION DATA
1
Features
2
Applications
3
Description
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
Electrical Characteristics: LM2676 – 3.3 V
6.6
Electrical Characteristics: LM2676 – 5 V
6.7
Electrical Characteristics: LM2676 – 12 B
6.8
Electrical Characteristics: LM2676 – Adjustable
6.9
Electrical Characteristics – All Output Voltage Versions
6.10
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Switch Output
7.3.2
Input
7.3.3
C Boost
7.3.4
Ground
7.3.5
Feedback
7.3.6
ON/OFF
7.4
Device Functional Modes
7.4.1
Shutdown Mode
7.4.2
Active Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Design Considerations
8.1.2
Inductor
8.1.3
Output Capacitor
8.1.4
Input Capacitor
8.1.5
Catch Diode
8.1.6
Boost Capacitor
8.1.7
Additional Application Information
8.2
Typical Applications
8.2.1
Typical Application for All Output Voltage Versions
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Capacitor Selection Guides
8.2.1.2.2
Inductor Selection Guides
8.2.2
Application Curves
8.2.3
Fixed Output Voltage Application
8.2.3.1
Design Requirements
8.2.3.2
Detailed Design Procedure
8.2.3.2.1
Capacitor Selection
8.2.4
Adjustable Output Voltage Application
8.2.4.1
Design Requirements
8.2.4.2
Detailed Design Procedure
8.2.4.2.1
Capacitor Selection
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Mechanical, Packaging, and Orderable Information
10.1
DAP (VSON Package)
Package Options
Mechanical Data (Package|Pins)
KTW|7
MPSF015
NDZ|7
MMSF005
NHM|14
MPDS422
Thermal pad, mechanical data (Package|Pins)
KTW|7
PPTD278
Orderable Information
snvs031m_oa
snvs031m_pm
9.1.1
Related Documentation
For related documentation see the following:
Texas Instruments,
AN-1187 Leadless Leadfram Package (LLP)
application report
Texas Instruments,
AN-1229 SIMPLE SWITCHER® PCB Layout Guidelines
application report