SBOS793H April   2017  – November 2023 INA181 , INA2181 , INA4181

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Device Comparison
  6. Pin Configuration and Functions
  7. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 High Bandwidth and Slew Rate
      2. 7.3.2 Bidirectional Current Monitoring
      3. 7.3.3 Wide Input Common-Mode Voltage Range
      4. 7.3.4 Precise Low-Side Current Sensing
      5. 7.3.5 Rail-to-Rail Output Swing
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Mode
      2. 7.4.2 Unidirectional Mode
      3. 7.4.3 Bidirectional Mode
      4. 7.4.4 Input Differential Overload
      5. 7.4.5 Shutdown Mode
  9. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Basic Connections
      2. 8.1.2 RSENSE and Device Gain Selection
      3. 8.1.3 Signal Filtering
      4. 8.1.4 Summing Multiple Currents
      5. 8.1.5 Detecting Leakage Currents
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Common-Mode Transients Greater Than 26 V
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

Typical Characteristics

at TA = 25°C, VS = 5 V, VREF = VS / 2, and VIN+ = 12 V (unless otherwise noted)

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Figure 6-1 Input Offset Voltage Production Distribution A1
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Figure 6-3 Input Offset Voltage Production Distribution A3
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Figure 6-5 Offset Voltage vs Temperature
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Figure 6-7 Common-Mode Rejection Production Distribution A2
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Figure 6-9 Common-Mode Rejection Production Distribution A4
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Figure 6-11 Gain Error Production Distribution A1
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Figure 6-13 Gain Error Production Distribution A3
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Figure 6-15 Gain Error vs Temperature
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Figure 6-17 Power-Supply Rejection Ratio vs Frequency
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Figure 6-19 Output Voltage Swing vs Output Current
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Supply voltage = 0 V
Figure 6-21 Input Bias Current vs Common-Mode Voltage (Both Inputs, Shutdown)
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Figure 6-23 Quiescent Current vs Temperature (INA181)
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Figure 6-25 Quiescent Current vs Temperature (INA4181)
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Figure 6-27 IQ vs Common-Mode Voltage (INA2181)
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Figure 6-29 Input-Referred Voltage Noise vs Frequency (A3 Devices)
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80-mVPP input step
Figure 6-31 Step Response
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Figure 6-33 Inverting Differential Input Overload
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Figure 6-35 Start-Up Response
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Figure 6-37 Output Impedance vs Frequency
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Figure 6-2 Input Offset Voltage Production Distribution A2
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Figure 6-4 Input Offset Voltage Production Distribution A4
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Figure 6-6 Common-Mode Rejection Production Distribution A1
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Figure 6-8 Common-Mode Rejection Production Distribution A3
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Figure 6-10 Common-Mode Rejection Ratio vs Temperature
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Figure 6-12 Gain Error Production Distribution A2
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Figure 6-14 Gain Error Production Distribution A4
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Figure 6-16 Gain vs Frequency
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Figure 6-18 Common-Mode Rejection Ratio vs Frequency
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Supply voltage = 5 V
Figure 6-20 Input Bias Current vs Common-Mode Voltage
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Figure 6-22 Input Bias Current vs Temperature
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Figure 6-24 Quiescent Current vs Temperature (INA2181)
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Figure 6-26 IQ vs Common-Mode Voltage (INA181)
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Figure 6-28 IQ vs Common-Mode Voltage (INA4181)
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Figure 6-30 0.1-Hz to 10-Hz Voltage Noise (Referred-to-Input)
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Figure 6-32 Common-Mode Voltage Transient Response
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Figure 6-34 Noninverting Differential Input Overload
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Figure 6-36 Brownout Recovery
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Figure 6-38 Channel Separation vs Frequency (INA2181)