ZHCSKC9B July   2019  – November 2019 LP3470A

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
    1.     Device Images
      1.      基本工作电路
      2.      LP3470A 典型电源电流
  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. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 RESET Time-Out Period
      2. 8.3.2 RESET Output
      3. 8.3.3 Pull-up Resistor Selection
      4. 8.3.4 VCC Transient Immunity
    4. 8.4 Device Functional Modes
      1. 8.4.1 RESET Output Low
      2. 8.4.2 RESET Output High
  9. 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
      3. 9.2.3 Application Curves
  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 接收文档更新通知
    2. 12.2 支持资源
    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

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

Typical Characteristics

Typical characteristics show the typical performance of the LP3470A device. Test conditions are at TA = TJ = 25°C (unless otherwise noted).
LP3470A Iq_vs_VDD_temp_2p63_unit1.gifFigure 1. Supply Current vs Supply Voltage
LP3470A VOL_VCC_temp_2p63_unit1.gifFigure 3. Low Level Output Voltage vs Supply Voltage
LP3470A VITp_acc_temp_2p63.gifFigure 5. Positive-going Input Threshold VIT+ Accuracy vs Temperature
LP3470A Delaywithcap_small.gifFigure 7. Reset Time Delay vs Small Capacitor Values
LP3470A VCC_Vreset_LP3470A29.gifFigure 2. Output Voltage vs Supply Voltage for LP3470A293
LP3470A VIT-_acc_temp_2p63_unit1.gifFigure 4. Negative-going Input Threshold VIT- Accuracy vs Temperature
LP3470A RSRT_temp_2p63_unit1.gifFigure 6. SRT Pin Internal Resistance Overtemperature
LP3470A Delaywithcap_large.gifFigure 8. Reset Time Delay vs Large Capacitor Values