ZHCSP49 April   2022 TLVM13620

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Electrical Characteristics
    6. 7.6  System Characteristics
    7. 7.7  Typical Characteristics
    8. 7.8  Typical Characteristics — 2-A Device (VIN = 12 V)
    9. 7.9  Typical Characteristics — 2-A Device (VIN = 24 V)
    10. 7.10 Typical Characteristics — 2-A Device (VIN = 36 V)
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Input Voltage Range
      2. 8.3.2  Adjustable Output Voltage (FB)
      3. 8.3.3  Input Capacitors
      4. 8.3.4  Output Capacitors
      5. 8.3.5  Switching Frequency (RT)
      6. 8.3.6  Output ON and OFF Enable (EN) and VIN UVLO
      7. 8.3.7  Power-Good Monitor (PG)
      8. 8.3.8  Internal LDO, VCC Output, and VLDOIN Input
      9. 8.3.9  Overcurrent Protection (OCP)
      10. 8.3.10 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Shutdown Mode
      2. 8.4.2 Standby Mode
      3. 8.4.3 Active Mode
  9. 9 Applications and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Design 1 — 2-A Synchronous Buck Regulator for Industrial Applications
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Custom Design With WEBENCH® Tools
          2. 9.2.1.2.2 Output Voltage Setpoint
          3. 9.2.1.2.3 Switching Frequency Selection
          4. 9.2.1.2.4 Input Capacitor Selection
          5. 9.2.1.2.5 Output Capacitor Selection
          6. 9.2.1.2.6 Other Connections
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Design 2 — Inverting Buck-Boost Regulator with a –5-V Output
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 Output Voltage Setpoint
          2. 9.2.2.2.2 IBB Maximum Output Current
          3. 9.2.2.2.3 Switching Frequency Selection
          4. 9.2.2.2.4 Input Capacitor Selection
          5. 9.2.2.2.5 Output Capacitor Selection
          6. 9.2.2.2.6 Other Connections
          7. 9.2.2.2.7 EMI
            1. 9.2.2.2.7.1 EMI Plots
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Package Specifications
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 第三方产品免责声明
      2. 12.1.2 Development Support
        1. 12.1.2.1 Custom Design With WEBENCH® Tools
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 接收文档更新通知
    4. 12.4 支持资源
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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1 特性

  • 多功能同步降压直流/直流模块
    • 集成 MOSFET、电感器和控制器
    • 3 V 至 36 V 的宽输入电压范围
    • 可调节输出电压范围为 1V 至 6V，在整个温度范围具有 1% 的设定点精度
    • 4mm × 6mm × 1.8mm 超模压塑料封装
    • –40°C 至 125°C 结温范围
    • 可在 200 kHz 至 2.2 MHz 范围内调节频率
    • 负输出电压应用功能
  • 在整个负载范围内具有超高效率
    • 12VIN、5VOUT、1 MHz 时峰值效率为 93%
    • 具有用于提升效率的外部偏置选项
    • 关断时的静态电流为 0.6 µA（典型值）
    • 2A 负载下的典型压降为 0.3V
  • 超低的传导和辐射 EMI 信号
    • 具有双输入路径和集成电容器的低噪声封装可降低开关振铃
    • 恒定频率 FPWM 运行模式
    • 符合 CISPR 11 和 32 B 类发射要求
  • 适用于可扩展电源
  • 固有保护特性，可实现稳健设计
    • 精密使能输入和漏极开路 PGOOD 指示器（用于时序、控制和 VIN UVLO）
    • 断续模式过流保护
    • 具有迟滞功能的热关断保护
  • 使用 TLVM13620 并借助 WEBENCH®Power Designer 创建定制设计方案