ZHCSGP2F September   2017  – June 2021 REF3425 , REF3430 , REF3433 , REF3440 , REF3450

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 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Solder Heat Shift
    2. 8.2 Long-Term Stability
    3. 8.3 Thermal Hysteresis
    4. 8.4 Power Dissipation
    5. 8.5 Noise Performance
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Supply Voltage
      2. 9.3.2 Low Temperature Drift
      3. 9.3.3 Load Current
    4. 9.4 Device Functional Modes
      1. 9.4.1 EN Pin
      2. 9.4.2 Negative Reference Voltage
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application: Basic Voltage Reference Connection
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Input and Output Capacitors
        2. 10.2.2.2 4-Wire Kelvin Connections
        3. 10.2.2.3 VIN Slew Rate Considerations
        4. 10.2.2.4 Shutdown/Enable Feature
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 接收文档更新通知
    3. 13.3 支持资源
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 术语表
  14. 14Mechanical, Packaging, and Orderable Information

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

4 Revision History

Changes from Revision E (April 2021) to Revision F (June 2021)

  • 向“特性”部分添加了低压降行条目Go
  • 在“器件信息”表中合并了器件型号Go
  • Changed Thermal Information parameters to correctly reflect DBV packageGo
  • Added second cycle thermal hysteresis plotGo
  • Linked product numbers in table to datasheetsGo

Changes from Revision D (February 2021) to Revision E (April 2021)

  • Removed the "Product Preview" note for the REF34xxT package optionsGo

Changes from Revision C (January 2021) to Revision D (February 2021)

  • 更新了说明和图Go
  • 将 ENABLE 更改为 ENGo
  • Updated valuesGo

Changes from Revision B (March 2018) to Revision C (February 2021)

  • 添加了“器件信息”以添加 REF34xxTGo
  • 添加了指向“应用”的超链接Go
  • 通篇将“VREF”更改为“VOUT”Go
  • 更新了整个文档中的表格、图和交叉参考的编号格式Go
  • Added REF34xxT to "Device Comparison Table"Go
  • Added REF34xxT to "Pin Configuration and Functions"Go
  • Fixed pinout numberingGo
  • Added Configuration Information to "Electrical Characteristics”Go
  • Changed ABS MAX IN MIN to "-0.3V"Go
  • Added REF34xxT to "Layout Guidelines" and "Layout Example"Go

Changes from Revision A (December 2017) to Revision B (March 2018)

  • 添加了 2 个新 GPN：REF3440 和 REF3450Go
  • 在 Section 1 中将“出色的长期稳定性（30ppm/1000 小时）”更改为“出色的长期稳定性（25ppm/1000 小时）”Go
  • Changed "...typical drift value for the REF34xx is 30 ppm from 0 to 1000 hours" to "...typical drift value for the REF34xx is 25 ppm from 0 to 1000 hours" and changed Figure 8-3 in Section 8.2 Go
  • Changed "(as shown in Figure 26)" to " as shown in Figure 9-1 in last paragraph of Section 10.2.2.2 Go

Changes from Revision * (September 2017) to Revision A (December 2017)

  • 添加了 2 款全新输出电压选项器件 REF3430 和 REF3433 的产品发布Go