ZHCS785I February   2012  – January 2021 SN6501

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    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 第三方米6体育平台手机版_好二三四免责声明
    2. 11.2 Trademarks
    3. 11.3 静电放电警告
    4. 11.4 术语表
  12. 12Mechanical, Packaging, and Orderable Information

5.5 Electrical Characteristics

over full-range of recommended operating conditions, unless otherwise noted
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
RONSwitch-on resistanceVCC = 3.3 V ± 10%, See GUID-AA1B79A0-A022-4F6B-AE25-AA4AB651D5A9.html#SLLSEA0956113Ω
VCC = 5 V ± 10%, See GUID-AA1B79A0-A022-4F6B-AE25-AA4AB651D5A9.html#SLLSEA095610.62
ICCAverage supply current#SLLSEA02503VCC = 3.3 V ± 10%, no load150400µA
VCC = 5 V ± 10%, no load300700
fSTStartup frequencyVCC = 2.4 V, See GUID-AA1B79A0-A022-4F6B-AE25-AA4AB651D5A9.html#SLLSEA09561300kHz
fSWD1, D2 Switching frequencyVCC = 3.3 V ± 10%, See GUID-AA1B79A0-A022-4F6B-AE25-AA4AB651D5A9.html#SLLSEA09561250360550kHz
VCC = 5 V ± 10%, See GUID-AA1B79A0-A022-4F6B-AE25-AA4AB651D5A9.html#SLLSEA09561300410620
(1) Average supply current is the current used by SN6501 only. It does not include load current.
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