SLLSEA0I February   2012  – January 2021 SN6501

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Revision History
  4. 4 Pin Configuration and Functions
  5. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Handling Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 Typical Characteristics
  6. 6 Parameter Measurement Information
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Push-Pull Converter
      2. 7.3.2 Core Magnetization
    4. 7.4 Device Functional Modes
      1. 7.4.1 Start-Up Mode
      2. 7.4.2 Operating Mode
      3. 7.4.3 Off-Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 SN6501 Drive Capability
        2. 8.2.2.2 LDO Selection
        3. 8.2.2.3 Diode Selection
        4. 8.2.2.4 Capacitor Selection
        5. 8.2.2.5 Transformer Selection
          1. 8.2.2.5.1 V-t Product Calculation
          2. 8.2.2.5.2 Turns Ratio Estimate
          3. 8.2.2.5.3 Recommended Transformers
      3. 8.2.3 Application Curve
      4. 8.2.4 Higher Output Voltage Designs
      5. 8.2.5 Application Circuits
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Trademarks
    3. 11.3 Electrostatic Discharge Caution
    4. 11.4 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Revision History

Changes from Revision H (July 2019) to Revision I (January 2021)

  • Added a short-circuit protection note to Section 8.2.2.1 Go
  • Removed duplicate equation labeled as (5) in Revision H Go

Changes from Revision G (July 2014) to Revision H (July 2019)

  • Added HCT-SM-1.3-8-2 transformer to Recommended Isolation Transformers Optimized for SN6501Table 8-3 tableGo
  • Added EPC3668G-LF transformer to Recommended Isolation Transformers Optimized for SN6501Table 8-3 tableGo
  • Added DA2303-AL transformer to Recommended Isolation Transformers Optimized for SN6501Table 8-3 tableGo
  • Added DA2304-AL transformer to Recommended Isolation Transformers Optimized for SN6501Table 8-3 tableGo

Changes from Revision F (August 2013) to Revision G (July 2014)

  • Added Pin Configuration and Functions section, Handling Rating table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section Go

Changes from Revision E (January 2013) to Revision F (August 2013)

Changes from Revision D (September 2012) to Revision E (January 2013)

Changes from Revision C (March 2012) to Revision D (September 2012)

  • Changed fOSC, Oscillator frequency To: fSW, D1, D2 Switching frequency Go
  • Added graphs Figure 5-3 through Figure 5-4 Go
  • Changed the title of Figure 5-30 From: D1, D2 Oscillator Frequency vs Free-Air Temperature To: D1, D2 Switching Frequency vs Free-Air TemperatureGo
  • Added section: Recommended TransformersGo
  • Changed the location and title of Figure 8-7 Go

Changes from Revision B (March 2012) to Revision C (March 2012)

Changes from Revision A (March 2012) to Revision B (March 2012)

  • Changed Feature From: Small 5-pin DBV Package To: Small 5-pin SOT23 PackageGo
  • Changed Figure 8-7 titleGo

Changes from Revision * (February 2012) to Revision A (March 2012)