SBOS391B December 2007  – March 2016 OPA454

PRODUCTION DATA. 

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1Absolute Maximum Ratings
    2. 7.2ESD Ratings
    3. 7.3Recommended Operating Conditions
    4. 7.4Thermal Information
    5. 7.5Electrical Characteristics: VS = ±50 V
    6. 7.6Typical Characteristics
  8. Parameter Measurement Information
  9. Detailed Description
    1. 9.1Overview
    2. 9.2Functional Block Diagram
    3. 9.3Feature Description
      1. 9.3.1Input Protection
      2. 9.3.2Input Range
      3. 9.3.3Output Range
      4. 9.3.4Open-Loop Gain Linearity
      5. 9.3.5Settling Time
      6. 9.3.6ENABLE and E/D Com
      7. 9.3.7Current Limit
    4. 9.4Device Functional Modes
  10. 10Application and Implementation
    1. 10.1Applications Information
      1. 10.1.1Lowering Offset Voltage and Drift
      2. 10.1.2Increasing Output Current
      3. 10.1.3Unity-Gain Noninverting Configuration
    2. 10.2Typical Application
      1. 10.2.1Design Requirements
      2. 10.2.2Detailed Design Procedure
      3. 10.2.3Application Curve
    3. 10.3System Examples
      1. 10.3.1Basic Noninverting Amplifier
      2. 10.3.2Programmable Voltage Source
      3. 10.3.3Bridge Circuit
      4. 10.3.4High-Compliance Voltage Current Sources
      5. 10.3.5High-Voltage Instrumentation Amplifier
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1Layout Guidelines
      1. 12.1.1Thermally-Enhanced PowerPAD Package
      2. 12.1.2PowerPAD Layout Guidelines
    2. 12.2Layout Example
    3. 12.3Thermal Protection
    4. 12.4Power Dissipation
    5. 12.5Heatsinking
  13. 13Device and Documentation Support
    1. 13.1Device Support
      1. 13.1.1Development Support
        1. 13.1.1.1TINA-TI™ (Free Software Download)
        2. 13.1.1.2TI Precision Designs
        3. 13.1.1.3WEBENCH Filter Designer
    2. 13.2Documentation Support
      1. 13.2.1Related Documentation
    3. 13.3Community Resources
    4. 13.4Trademarks
    5. 13.5Electrostatic Discharge Caution
    6. 13.6Glossary
  14. 14Mechanical, Packaging, and Orderable Information

6 Pin Configuration and Functions

DDA PACKAGE
8-Pin SO PowerPAD
Top View
OPA454 po_so_bos391.gif
1. PowerPAD is internally connected to V–. Soldering the PowerPAD to the printed-circuit board (PCB) is always required, even with applications that have low power dissipation.

Pin Functions

PINI/ODESCRIPTION
NAMENO.
E/D (Enable/Disable)8IEnable/Disable
E/D Com 1IEnable/Disable common
–IN2IInverting input
+IN3INoninverting input
OUT6OOutput
Status Flag5OThe Status Flag is an open-drain active-low output referenced to E/D Com. This pin goes active for either an overcurrent or overtemperature condition.
V–4Negative (lowest) power supply
V+7Positive (highest) power supply