SBVS058D June   2005  – April 2026 REF3212 , REF3220 , REF3225 , REF3230 , REF3233 , REF3240

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Electrical Characteristics
    4. 5.4 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
      1. 6.1.1 Supply Voltage
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Thermal Hysteresis
      2. 6.3.2 Temperature Drift
      3. 6.3.3 Noise Performance
      4. 6.3.4 Load Regulation
    4. 6.4 Device Functional Modes
      1. 6.4.1 Shutdown
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Long-Term Stability
    2. 7.2 Typical Application
      1. 7.2.1 Detailed Design Procedure
        1. 7.2.1.1 Negative Reference Voltage
        2. 7.2.1.2 Data Acquisition
  9. 8 Device and Documentation Support
    1. 8.1 Receiving Notification of Documentation Updates
    2. 8.2 Support Resources
    3. 8.3 Trademarks
    4. 8.4 Electrostatic Discharge Caution
    5. 8.5 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.4.1 Shutdown

The REF32xx can be placed in a low-power mode by pulling the ENABLE/SHUTDOWN pin low. When in Shutdown mode, the output of the REF32xx becomes a resistive load to ground. The value of the load depends on the model, and ranges from approximately 100kΩ to 400kΩ.