SBAS901C July   2018  – October 2020 REF34-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1. 6.1 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
  8. 8 Typical Characteristics
  9. 9 Parameter Measurement Information
    1. 9.1 Solder Heat Shift
    2. 9.2 Long-Term Stability
    3. 9.3 Thermal Hysteresis
    4. 9.4 Power Dissipation
    5. 9.5 Noise Performance
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
      1. 10.3.1 Supply Voltage
      2. 10.3.2 Low Temperature Drift
      3. 10.3.3 Load Current
    4. 10.4 Device Functional Modes
      1. 10.4.1 EN Pin
  11. 11Application and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Applications
      1. 11.2.1 Basic Voltage Reference Connection
        1. 11.2.1.1 Design Requirements
        2. 11.2.1.2 Detailed Design Procedure
          1. 11.2.1.2.1 Input and Output Capacitors
          2. 11.2.1.2.2 4-Wire Kelvin Connections
          3. 11.2.1.2.3 VIN Slew Rate Considerations
          4. 11.2.1.2.4 Shutdown/Enable Feature
        3. 11.2.1.3 Application Curves
      2. 11.2.2 Advanced Driver Assistance Systems (ADAS) Microcontroller Connection
        1. 11.2.2.1 Basic Voltage Reference Connection
        2. 11.2.2.2 Design Requirements
        3. 11.2.2.3 Detailed Design Procedure
        4. 11.2.2.4 Enable Feature in ADAS
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Layout Example
  14. 14Device and Documentation Support
    1. 14.1 Documentation Support
      1. 14.1.1 Related Documentation
    2. 14.2 Receiving Notification of Documentation Updates
    3. 14.3 Support Resources
    4. 14.4 Trademarks
    5. 14.5 Electrostatic Discharge Caution
    6. 14.6 Glossary
  15. 15Mechanical, Packaging, and Orderable Information

6.1 Pin Functions

PINTYPEDESCRIPTION
NAMEREF34xx-Q1 (DBV)REF34xxS-Q1 (DBV)REF34xx-Q1 (DGK)
GND_F1-3GroundGround force connection
GND_S2-2GroundGround sense connection
GND-2-GroundGround connection
ENABLE3-1InputEnable connection. Enables or disables the device.
IN438PowerInput supply voltage connection
OUT_S5-7OutputReference voltage output sense connection
OUT_F6-6OutputReference voltage output force connection
OUT-4-OutputReference voltage output connection
NC-1--Test pin, connect from 0V to 18V
NIC-54,5-No internal connection