ZHCSJ38C December   2018  – August 2019 TPS3840

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用电路
      2.      TPS3840 典型电源电流
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin 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 Timing Requirements
    7. 7.7 Typical Characteristics
  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 (VDD)
        1. 8.3.1.1 VDD Hysteresis
        2. 8.3.1.2 VDD Transient Immunity
      2. 8.3.2 User-Programmable Reset Time Delay
      3. 8.3.3 Manual Reset (MR) Input
      4. 8.3.4 Output Logic
        1. 8.3.4.1 RESET Output, Active-Low
        2. 8.3.4.2 RESET Output, Active-High
    4. 8.4 Device Functional Modes
      1. 8.4.1 Normal Operation (VDD > VDD(min))
      2. 8.4.2 VDD Between VPOR and VDD(min)
      3. 8.4.3 Below Power-On-Reset (VDD < VPOR)
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design 1: Dual Rail Monitoring with Power-Up Sequencing
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Design 2: Battery Voltage and Temperature Monitor
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
      3. 9.2.3 Design 3: Fast Start Undervoltage Supervisor with Level-shifted Input
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
      4. 9.2.4 Design 4: Voltage Monitor with Back-up Battery Switchover
        1. 9.2.4.1 Design Requirements
        2. 9.2.4.2 Detailed Design Procedure
      5. 9.2.5 Application Curve: TPS3840EVM
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件命名规则
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  13. 13机械、封装和可订购信息

5 Device Comparison Table

Device Comparison Table shows the available (Active) device variants and variants releasing soon (Preview). Other voltages from Table 3 at the end of datasheet can be sample upon request, please contact TI sales representative for details.

PART NUMBER OUTPUT TOPOLOGY THRESHOLD (Vit-) (V) HYSTERESIS (mV) Status
TPS3840DL18 Open-Drain, Active-Low 1.8 100 Active
TPS3840DL20 Open-Drain, Active-Low 2.0 100 Active
TPS3840PL20 Push-Pull, Active-Low 2.0 100 Active
TPS3840DL22 Open-Drain, Active-Low 2.2 100 Active
TPS3840PL25 Push-Pull, Active-Low 2.5 100 Active
TPS3840DL27 Open-Drain, Active-Low 2.7 100 Active
TPS3840PL27 Push-Pull, Active-Low 2.7 100 Active
TPS3840DL28 Open-Drain, Active-Low 2.8 100 Active
TPS3840PL28 Push-Pull, Active-Low 2.8 100 Active
TPS3840DL29 Open-Drain, Active-Low 2.9 100 Active
TPS3840DL30 Open-Drain, Active-Low 3.0 100 Active
TPS3840PL30 Push-Pull, Active-Low 3.0 100 Active
TPS3840PH30 Push-Pull, Active-High 3.0 100 Active
TPS3840PL43 Push-Pull, Active-Low 4.3 200 Active
TPS3840DL45 Open-Drain, Active-Low 4.5 200 Active
TPS3840PL45 Push-Pull, Active-Low 4.5 200 Active
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