ZHCSOI9A July   2022  – December 2022 OPA817

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and 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: VS = ±5 V
    6. 7.6 Typical Characteristics: VS = ±5 V
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Input and ESD Protection
      2. 8.3.2 Feedback Pin
      3. 8.3.3 FET-Input Architecture with Wide Gain-Bandwidth Product
      4. 8.3.4 Device Functional Modes
        1. 8.3.4.1 Power-Down (PD) Pin
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Wideband, High-Input Impedance DAQ Front-End
    2. 9.2 Typical Applications
      1. 9.2.1 High Input Impedance, 200 MHz, Digitizer Front-End Amplifier Design
      2. 9.2.2 Design Requirements
      3. 9.2.3 Detailed Design Procedure
      4. 9.2.4 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Thermal Considerations
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Development Support
    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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Functional Block Diagram

The OPA817 is a conventional voltage feedback op amp with two high-impedance inputs and a low-impedance output. Figure 8-1 and Figure 8-2 shows two standard amplifier configuration examples that are supported for this device. The reference voltage (VREF) level shifts the DC operating point for each configuration, which is typically set to mid-supply in single-supply operation. VREF is typically set to ground in split-supply applications.

GUID-504B7B0E-D39F-4431-9505-898475B94C03-low.gifFigure 8-1 Noninverting Amplifier
GUID-B72776F6-3964-4F55-B519-9F3EB5F62B5C-low.gifFigure 8-2 Inverting Amplifier