ZHCSFF5G July   2016  – December  2019 TPS2660

PRODUCTION DATA.  

  1. 特性
  2. 应用
    1.     简化电路原理图
  3. 说明
    1.     –60V 电源时的反向输入极性保护
  4. 修订历史记录
  5. Device Comparison Table
  6. Pin Configuration and Functions
    1.     Pin Functions
  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 Timing Requirements
    7. 7.7 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 Undervoltage Lockout (UVLO)
      2. 9.3.2 Overvoltage Protection (OVP)
      3. 9.3.3 Reverse Input Supply Protection
      4. 9.3.4 Hot Plug-In and In-Rush Current Control
      5. 9.3.5 Overload and Short Circuit Protection
        1. 9.3.5.1 Overload Protection
          1. 9.3.5.1.1 Active Current Limiting
          2. 9.3.5.1.2 Electronic Circuit Breaker with Overload Timeout, MODE = OPEN
        2. 9.3.5.2 Short Circuit Protection
          1. 9.3.5.2.1 Start-Up With Short-Circuit On Output
        3. 9.3.5.3 FAULT Response
          1. 9.3.5.3.1 Look Ahead Overload Current Fault Indicator
        4. 9.3.5.4 Current Monitoring
        5. 9.3.5.5 IN, OUT, RTN, and GND Pins
        6. 9.3.5.6 Thermal Shutdown
        7. 9.3.5.7 Low Current Shutdown Control (SHDN)
    4. 9.4 Device Functional Modes
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Step by Step Design Procedure
        2. 10.2.2.2 Programming the Current-Limit Threshold—R(ILIM) Selection
        3. 10.2.2.3 Undervoltage Lockout and Overvoltage Set Point
        4. 10.2.2.4 Programming Current Monitoring Resistor—RIMON
        5. 10.2.2.5 Setting Output Voltage Ramp Time—(tdVdT)
          1. 10.2.2.5.1 Case 1: Start-Up Without Load—Only Output Capacitance C(OUT) Draws Current During Start-Up
          2. 10.2.2.5.2 Case 2: Start-Up With Load—Output Capacitance C(OUT) and Load Draws Current During Start-Up
          3. 10.2.2.5.3 Support Component Selections—RFLTb and C(IN)
      3. 10.2.3 Application Curves
    3. 10.3 System Examples
      1. 10.3.1 Acive ORing Operation
      2. 10.3.2 Field Supply Protection in PLC, DCS I/O Modules
      3. 10.3.3 Simple 24-V Power Supply Path Protection
    4. 10.4 Do's and Don'ts
  11. 11Power Supply Recommendations
    1. 11.1 Transient Protection
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 器件支持
    2. 13.2 文档支持
      1. 13.2.1 相关文档
    3. 13.3 接收文档更新通知
    4. 13.4 社区资源
    5. 13.5 商标
    6. 13.6 静电放电警告
    7. 13.7 Glossary
  14. 14机械、封装和可订购信息

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • RHF|24
  • PWP|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

说明

TPS2660x 器件是一系列功能丰富的紧凑型高电压电子保险丝,具有一整套保护 功能)。4.2V 至 60V 的宽电源输入范围可实现对众多常用直流总线电压的控制。器件可以承受并保护由高达 ±60V 的正负电源供电的负载。集成的背靠背 FET 提供反向电流阻断功能,因此器件非常适合在电源故障和欠压条件下要求保持输出电压的系统。该器件还具备许多可调功能,可提供负载、电源和器件保护 功能 包括过流保护、输出转换率和过压保护以及欠压保护。TPS2660x 内部可靠的保护控制模块以及高耐压值有助于简化针对浪涌保护的系统设计。

借助关断引脚,可以从外部控制内部 FET 的启用/禁用,还可以将器件置于低电流关断模式。为实现系统状态监视和下游负载控制,器件提供故障和精密电流监视输出。MODE 引脚有助于在三个限流故障响应(断路器模式、闭锁模式和自动重试模式)之间灵活地对器件进行配置。

器件采用 5mm × 4.4mm、16 引脚 HTSSOP 封装和 5mm x 4mm、24 引脚 VQFN 封装;额定温度范围为 –40°C 至 +125°C。

器件信息(1)

器件型号 封装 封装尺寸(标称值)
TPS26600
TPS26602
HTSSOP (16) 5.00mm × 4.40mm
TPS26600
TPS26601
TPS26602
VQFN (24) 5.00mm × 4.00mm
  1. 如需了解所有可用封装,请参阅数据表末尾的可订购米6体育平台手机版_好二三四附录。

–60V 电源时的反向输入极性保护

TPS2660 scope_shot_10_slvsdg2.gif