ZHCSMC4A june   2020  – october 2020 UCC23514

PRODUCTION DATA  

  1.   1
  2. 特性
  3. 应用
  4. 说明
  5. Revision History
  6. Pin Configuration and Function
    1.     Pin Functions for UCC23514E
    2.     Pin Functions for UCC23514M
    3.     Pin Functions for UCC23514S
    4.     Pin Functions for UCC23514V
  7. 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  Power Ratings
    6. 6.6  Insulation Specifications
    7. 6.7  Safety-Related Certifications
    8. 6.8  Safety Limiting Values
    9. 6.9  Electrical Characteristics
    10. 6.10 Switching Characteristics
    11. 6.11 Insulation Characteristics
    12. 6.12 Typical Characteristics
  8. Parameter Measurement Information
    1. 7.1 Propagation Delay, rise time and fall time
    2. 7.2 IOH and IOL testing
    3. 7.3 CMTI Testing
  9. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power Supply
      2. 8.3.2 Input Stage
      3. 8.3.3 Output Stage
      4. 8.3.4 Protection Features
        1. 8.3.4.1 Undervoltage Lockout (UVLO)
        2. 8.3.4.2 Active Pulldown
        3. 8.3.4.3 Short-Circuit Clamping
        4. 8.3.4.4 Active Miller Clamp (UCC23514M)
    4. 8.4 Device Functional Modes
      1. 8.4.1 ESD Structure
  10. 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 Selecting the Input Resistor
        2. 9.2.2.2 Gate-Driver Output Resistor
        3. 9.2.2.3 Estimate Gate-Driver Power Loss
        4. 9.2.2.4 Estimating Junction Temperature
        5. 9.2.2.5 Selecting VCC Capacitor
  11. 10Power Supply Recommendations
  12. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 PCB Material
  13. 12Mechanical, Packaging, and Orderable Information

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订购信息

Active Miller Clamp (UCC23514M)

The active Miller-clamp function is used to prevent false turn on of the power switches caused by Miller current in applications where a unipolar power supply is used. The active Miller-clamp function is implemented by adding a low impedance path between the power-switch gate terminal and ground (VEE) to sink the Miller current. The Miller clamping function is implemented by adding a low impedance path between the gate of the power device and the VEE supply. Miller current sinks through the clamp pin, which clamps the gate voltage to be lower than the gate turn-on threshold value for the power device. The clamp engages whenever the voltage at the CLAMP pin goes below VCLMPTH.