SNVS506J May   2008  – December 2015 LM3691

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Voltage Options
  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
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Circuit Operation
      2. 8.3.2 PWM Operation
        1. 8.3.2.1 Internal Synchronous Rectification
        2. 8.3.2.2 Current Limiting
      3. 8.3.3 ECO Operation
      4. 8.3.4 Soft-Start
      5. 8.3.5 Thermal Shutdown Protection
      6. 8.3.6 Overtemperature Maximum Load
    4. 8.4 Device Functional Modes
      1. 8.4.1 Forced PWM Mode
      2. 8.4.2 Shutdown 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 Inductor Selection
        2. 9.2.2.2 Input Capacitor Selection
        3. 9.2.2.3 Output Capacitor Selection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 DSBGA Package Assembly and Use
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Voltage Options

ORDERABLE DEVICE(1)(2) VOLTAGE OPTION (V)
LM3691TL-0.75/NOPB 0.75
LM3691TLX-0.75/NOPB 0.75
LM3691TL-1.0/NOPB 1
LM3691TLX-1.0/NOPB 1
LM3691TL-1.2/NOPB 1.2
LM3691TLX-1.2/NOPB 1.2
LM3691TL-1.5/NOPB 1.5
LM3691TLX-1.5/NOPB 1.5
LM3691TL-1.8/NOPB 1.8
LM3691TLX-1.8/NOPB 1.8
LM3691TL-2.5/NOPB 2.5
LM3691TLX-2.5/NOPB 2.5
LM3691TL-3.3/NOPB 3.3
LM3691TLX-3.3/NOPB 3.3
(1) For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI web site at www.ti.com.
(2) Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.