SBOS562G August   2011  – June 2020 INA826

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      General-Purpose Instrumentation Amplifier
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    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
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Inside the INA826
      2. 8.3.2  Setting the Gain
        1. 8.3.2.1 Gain Drift
      3. 8.3.3  Offset Trimming
      4. 8.3.4  Input Common-Mode Range
      5. 8.3.5  Input Protection
      6. 8.3.6  Input Bias Current Return Path
      7. 8.3.7  Reference Terminal
      8. 8.3.8  Dynamic Performance
      9. 8.3.9  Operating Voltage
        1. 8.3.9.1 Low-Voltage Operation
      10. 8.3.10 Error Sources
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 System Examples
      1. 9.3.1 Circuit Breaker
      2. 9.3.2 Programmable Logic Controller (PLC) Input
      3. 9.3.3 Using TINA-TI SPICE-Based Analog Simulation Program With the INA826
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 CMRR vs Frequency
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

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7.6 Typical Characteristics

at TA = 25°C, VS = ±15 V, RL = 10 kΩ, VREF = 0 V, and G = 1 (unless otherwise noted)
INA826 G026_bos562.gif
Figure 1. Typical Distribution of Input Offset Voltage
INA826 G025_bos562.gif
Figure 3. Typical Distribution of Output Offset Voltage
INA826 G027_bos562.gif
Figure 5. Typical Distribution of Input Bias Current
INA826 G052_bos562.png
G = 1
Figure 7. Typical Gain Error Drift Distribution
INA826 G035_bos562_Rev 1.png
Single supply
Figure 9. Input Common-Mode Voltage vs Output Voltage
INA826 G034_bos562.gif
Single supply
Figure 11. Input Common-Mode Voltage vs Output Voltage
INA826 G039_bos562.gif
Dual supply
Figure 13. Input Common-Mode Voltage vs Output Voltage
INA826 G040_bos562.gif
Dual supply
Figure 15. Input Common-Mode Voltage vs Output Voltage
INA826 G065_bos562.gif
G = 1
Figure 17. Input Overvoltage vs Input Current
INA826 G001_bos562.png
Figure 19. CMRR vs Frequency (RTI)
INA826 G003_bos562.png
Figure 21. Positive PSRR vs Frequency (RTI)
INA826 G005_bos562.png
Figure 23. Gain vs Frequency
INA826 G020_bos562.png
Figure 25. Current Noise Spectral Density vs Frequency (RTI)
INA826 G006_bos562.png
G = 1000
Figure 27. 0.1-Hz to 10-Hz RTI Voltage Noise
INA826 G056_bos562.png
VS = 3.0 V
Figure 29. Input Bias Current vs Common-Mode Voltage
INA826 G033_bos562.png
Figure 31. Input Bias Current vs Temperature
INA826 G031_bos562.png
G = 1
Figure 33. Gain Error vs Temperature
INA826 G032_bos562.png
G = 1
Figure 35. CMRR vs Temperature
INA826 G021_bos562.png
G = 1
Figure 37. Gain Nonlinearity
INA826 G023_bos562.png
G = 100
Figure 39. Gain Nonlinearity
INA826 G057_bos562.png
Figure 41. Offset Voltage vs Negative Common-Mode Voltage
INA826 G059_bos562 Rev2.png
Figure 43. Offset Voltage vs Negative Common-Mode Voltage
INA826 G045_bos562.png
Figure 45. Positive Output Voltage Swing vs Output Current
INA826 G048_bos562.png
Figure 47. Positive Output Voltage Swing vs Output Current
INA826 G014_bos562.png
Figure 49. Large-Signal Frequency Response
INA826 G013_bos562.png
G = 1
Figure 51. Small-Signal Response Over Capacitive Loads
INA826 G010_bos562.png
G = 10, RL = 10 kΩ, CL = 100 pF
Figure 53. Small-Signal Response
INA826 G012_bos562.png
G = 1000, RL = 10 kΩ, CL = 100 pF
Figure 55. Small-Signal Response
INA826 G063_bos562.png
Figure 57. Change in Input Offset Voltage vs Warm-Up Time
INA826 G029_bos562.gif
Figure 2. Typical Distribution of Input Offset Voltage Drift
INA826 G030_bos562.gif
Figure 4. Typical Distribution of Output Offset Voltage Drift
INA826 G028_bos562.gif
Figure 6. Typical Distribution of Input Offset Current
INA826 G051_bos562.png
G > 1
Figure 8. Typical Gain Error Drift Distribution
INA826 G036_bos562 Rev2.png
Single supply
Figure 10. Input Common-Mode Voltage vs Output Voltage
INA826 G037_bos562.gif
Single supply
Figure 12. Input Common-Mode Voltage vs Output Voltage
INA826 G038_bos562.gif
Dual supply
Figure 14. Input Common-Mode Voltage vs Output Voltage
INA826 G041_bos562.gif
Dual supply
Figure 16. Input Common-Mode Voltage vs Output Voltage
INA826 G064_bos562.gif
G = 1
Figure 18. Input Overvoltage vs Input Current
With 10-kΩ Resistance
INA826 G002_bos562.png
Figure 20. CMRR vs Frequency
(RTI, 1-kΩ Source Imbalance)
INA826 G004_bos562.png
Figure 22. Negative PSRR vs Frequency (RTI)
INA826 G019_bos562.png
Figure 24. Voltage Noise Spectral Density
vs Frequency (RTI)
INA826 G007_bos562.png
G = 1
Figure 26. 0.1-Hz to 10-Hz RTI Voltage Noise
INA826 G008_bos562.png
Figure 28. 0.1-Hz to 10-Hz RTI Current Noise
INA826 G055_bos562.png
Figure 30. Input Bias Current vs Common-Mode Voltage
INA826 G053_bos562.png
Figure 32. Input Offset Current vs Temperature
INA826 G054_bos562.png
G > 1
Figure 34. Gain Error vs Temperature
INA826 G043_bos562 Rev 2.png
Figure 36. Supply Current vs Temperature
INA826 G022_bos562.png
G = 10
Figure 38. Gain Nonlinearity
INA826 G024_bos562.png
G = 1000
Figure 40. Gain Nonlinearity
INA826 G058_bos562.png
Figure 42. Offset Voltage vs Positive Common-Mode Voltage
INA826 G060_bos562 Rev2.png
Figure 44. Offset Voltage vs Positive Common-Mode Voltage
INA826 G046_bos562.png
Figure 46. Negative Output Voltage Swing vs Output Current
INA826 G049_bos562.png
Figure 48. Negative Output Voltage Swing vs Output Current
INA826 G061_bos562.png
Figure 50. Settling Time vs Step Size
INA826 G009_bos562.png
G = 1, RL = 1 kΩ, CL = 100 pF
Figure 52. Small-Signal Response
INA826 G011_bos562.png
G = 100, RL = 10 kΩ, CL = 100 pF
Figure 54. Small-Signal Response
INA826 G062_bos562.png
Figure 56. Open-Loop Output Impedance