SLLSEF3C June   2013  – March 2021 SN6501-Q1

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Handling Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  7. Parameter Measurement Information
    1. 7.1 15
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Push-Pull Converter
      2. 8.3.2 Core Magnetization
    4. 8.4 Device Functional Modes
      1. 8.4.1 Start-Up Mode
      2. 8.4.2 Operating Mode
      3. 8.4.3 Off-Mode
  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 SN6501 Drive Capability
        2. 9.2.2.2 LDO Selection
        3. 9.2.2.3 Diode Selection
        4. 9.2.2.4 Capacitor Selection
        5. 9.2.2.5 Transformer Selection
          1. 9.2.2.5.1 V-t Product Calculation
          2. 9.2.2.5.2 Turns Ratio Estimate
          3. 9.2.2.5.3 Recommended Transformers
      3. 9.2.3 Application Curve
      4. 9.2.4 Higher Output Voltage Designs
      5. 9.2.5 Application Circuits
  10. 10Power Supply Recommendations
    1. 10.1 43
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Trademarks
    3. 12.3 Electrostatic Discharge Caution
    4. 12.4 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

TP1 Curves are measured with the Circuit in Figure 7-1; whereas, TP1 and TP2 Curves are measured with Circuit in Figure 7-3 (TA = 25°C unless otherwise noted). See Table 9-3 for Transformer Specifications.

GUID-A5334FE4-397E-4D8A-909E-678AA3B1DD31-low.gifFigure 6-1 Output Voltage vs Load Current
GUID-12C9A568-FF4A-4B75-A4FA-651B79C2E90E-low.gifFigure 6-3 Output Voltage vs. Load Current
GUID-BFC4D177-4028-4F73-8752-4C09255255E4-low.gifFigure 6-5 Output Voltage vs Load Current
GUID-52C81615-2813-44BA-83B4-87962ED50ADF-low.gifFigure 6-7 Output Voltage vs Load Current
GUID-41F6F138-36BE-490E-9547-2F76C0946BDE-low.gifFigure 6-9 Output Voltage vs Load Current
GUID-4D3330D5-7F92-452E-BB14-A1AFED70D4AD-low.gifFigure 6-11 Output Voltage vs Load Current
GUID-CF839A50-2426-4319-9CA4-B5D67D888862-low.gifFigure 6-13 Output Voltage vs Load Current
GUID-6F5D0983-AEBB-4400-918B-819FA92B19BB-low.gifFigure 6-15 Output Voltage vs Load Current
GUID-C1A9039F-FF81-467B-AFE2-8FD71BCB892B-low.gifFigure 6-17 Output Voltage vs Load Current
GUID-26E20CBA-9B40-4554-923C-B97DED38FADA-low.gifFigure 6-19 Output Voltage vs Load Current
GUID-2FC8346C-5069-4F8A-99C1-31A52F9ADC11-low.gifFigure 6-21 Output Voltage vs Load Current
GUID-C53EA9D3-0894-4EB2-8C5A-120618794C5B-low.gifFigure 6-23 Output Voltage vs Load Current
GUID-43996D1B-A2EA-4686-BB06-E6B61AA74BBA-low.gifFigure 6-25 Output Voltage vs Load Current
GUID-047A9924-098C-4F82-946B-DDFD5F3AE7C5-low.gifFigure 6-27 Output Voltage vs Load Current
GUID-C2EAE4D3-17AD-44E4-8615-9F9D856963F5-low.gifFigure 6-29 Average Supply Current vs Free-Air Temperature
GUID-2A072CEF-9E8A-46EC-9A5F-2D10911FFD0D-low.gifFigure 6-31 D1, D2 Primary-Side Output Switch Voltage Swing vs Current
GUID-6A61FD44-7683-42CC-A04F-A9B8C3C4203A-low.gifFigure 6-2 Efficiency vs Load Current
GUID-BBE38C35-BF22-4EDA-AA37-34F2F944B1C7-low.gifFigure 6-4 Efficiency vs Load Current
GUID-F6166D6B-CEA9-4B1A-853A-4C82BD664DBA-low.gifFigure 6-6 Efficiency vs Load Current
GUID-E6E54A97-F161-48AB-9FD8-B50294A25459-low.gifFigure 6-8 Efficiency vs Load Current
GUID-7C4D0A1C-7604-4529-9BD7-2AFAAFD10CC3-low.gifFigure 6-10 Efficiency vs Load Current
GUID-828140BB-FB22-40E1-81D3-39240C9930C5-low.gifFigure 6-12 Efficiency vs Load Current
GUID-785A2BB1-ABBE-4D8B-8F84-DBA675F09018-low.gifFigure 6-14 Efficiency vs Load Current
GUID-C6E1B775-EE0C-4BB4-8FEF-D754BD40F0E3-low.gifFigure 6-16 Efficiency vs Load Current
GUID-4277A8BF-D7CB-4AC4-A9A4-385203FCCAEC-low.gifFigure 6-18 Efficiency vs Load Current
GUID-8E9FDE6F-AB7D-46C1-B973-8A9AAC128583-low.gifFigure 6-20 Efficiency vs Load Current
GUID-ED099105-B771-4BF1-9C70-E589E4B85E25-low.gifFigure 6-22 Efficiency vs Load Current
GUID-A11281A2-53BC-42F7-AE91-CCF25D8E5ACB-low.gifFigure 6-24 Efficiency vs Load Current
GUID-E33CD1DD-7EBE-4B69-81F5-6EA8539922A7-low.gifFigure 6-26 Efficiency vs Load Current
GUID-A9AAD01A-9320-4153-AF96-07A90855A0E7-low.gifFigure 6-28 Efficiency vs Load Current
GUID-8DC46B06-F34A-42B1-A805-C01864497A98-low.gifFigure 6-30 D1, D2 Switching Frequency vs Free-Air Temperature
GUID-066134B3-11E4-4C72-8764-1C0DB5093D73-low.gifFigure 6-32 D1, D2 Primary-Side Output Switch Voltage Swing vs Current