ZHCSHV4G October   2017  – December 2020 LM74700-Q1

PRODMIX  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
  7. Typical Characteristics
  8. Parameter Measurement Information
  9. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Input Voltage
      2. 9.3.2 Charge Pump
      3. 9.3.3 Gate Driver
      4. 9.3.4 Enable
    4. 9.4 Device Functional Modes
      1. 9.4.1 Shutdown Mode
      2. 9.4.2 Conduction Mode
        1. 9.4.2.1 Regulated Conduction Mode
        2. 9.4.2.2 Full Conduction Mode
        3. 9.4.2.3 Reverse Current Protection Mode
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Typical Application
        1. 10.1.1.1 Design Requirements
        2. 10.1.1.2 Detailed Design Procedure
          1. 10.1.1.2.1 Design Considerations
          2. 10.1.1.2.2 MOSFET Selection
          3. 10.1.1.2.3 Charge Pump VCAP, input and output capacitance
        3. 10.1.1.3 Selection of TVS Diodes for 12-V Battery Protection Applications
        4. 10.1.1.4 Selection of TVS Diodes and MOSFET for 24-V Battery Protection Applications
        5. 10.1.1.5 Application Curves
    2. 10.2 OR-ing Application Configuration
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 接收文档更新通知
    2. 13.2 支持资源
    3. 13.3 Trademarks
    4. 13.4 静电放电警告
    5. 13.5 术语表
  14. 14Mechanical, Packaging, and Orderable Information

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订购信息

Typical Characteristics

GUID-30867A05-2207-42A6-9672-9E9E92C1BD0E-low.gifFigure 7-1 Shutdown Supply Current vs Supply Voltage
GUID-16A4309F-FB74-4E7E-97AF-7910F2865299-low.gifFigure 7-3 Enable Sink Current vs Supply Voltage
GUID-B44EF270-7B37-4123-B9B9-2501BD35C8B4-low.gifFigure 7-5 Charge Pump Current vs Supply Voltage at VCAP = 6 V
GUID-9F191F29-B01D-481A-A289-38A80F6BFDCF-low.gifFigure 7-7 Charge Pump V-I Characteristics at VANODE = 3.2 V
GUID-D0EE6B02-52F1-4889-B5D8-E2BBF48252FF-low.gifFigure 7-9 Reverse Current Blocking Delay vs Temperature
GUID-B68B917A-EED6-498B-9AD9-2D1EE6F5B252-low.gifFigure 7-11 Enable to Gate Delay vs Temperature
GUID-4E4B762B-001C-4014-A61A-93E2704440A2-low.gifFigure 7-13 Charge Pump UVLO Threshold vs Temperature
GUID-EFCBB18D-8398-49C1-AFF6-6DAB13C3D167-low.gifFigure 7-15 Gate Current vs Forward Voltage Drop
GUID-1B821B65-1B73-404F-9671-70FF76F2F7BE-low.gifFigure 7-2 Operating Quiescent Current vs Supply Voltage
GUID-667BA90A-BA53-405A-95B1-D477DBABFB3B-low.gifFigure 7-4 CATHODE Sink Current vs Supply Voltage
GUID-FB83EC6D-9E91-452C-B1D8-710778D1A54D-low.gifFigure 7-6 Charge Pump V-I Characteristics at VANODE > = 12 V
GUID-0F0D4A5B-5DF0-41A7-A516-D44C040AD602-low.gifFigure 7-8 Enable Falling Threshold vs Temperature
GUID-C01F85FC-2E11-44DB-AB18-31BA8A1AD4C1-low.gifFigure 7-10 Forward Recovery Delay vs Temperature
GUID-A60F0511-0D77-4131-8E6A-690831B6901F-low.gifFigure 7-12 Charge Pump ON/OFF Threshold vs Temperature
GUID-21907555-13EB-4878-8F9B-A26CD9789423-low.gifFigure 7-14 VANODE POR Threshold vs Temperature