SGLS174J September   2003  – August 2018 INA138-Q1 , INA168-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Typical Application Circuit
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 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
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Output Voltage Range
      2. 7.3.2 Bandwidth
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Operation
    2. 8.2 Typical Applications
      1. 8.2.1 Buffering Output to Drive an ADC
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Selecting RS and RL
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Output Filter
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
      3. 8.2.3 Offsetting the Output Voltage
      4. 8.2.4 Bipolar Current Measurement
        1. 8.2.4.1 Application Curve
      5. 8.2.5 Bipolar Current Measurement Using Differential Input of an ADC
      6. 8.2.6 Multiplexed Measurement Using Logic Signal for Power
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Related Links
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 Community Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

6.6 Typical Characteristics

at TA = 25°C, V+ = 5 V, VIN+ = 12 V, and RL = 125 kΩ (unless otherwise noted)
INA138-Q1 INA168-Q1 g_gain_freq_gls174.gif
Figure 1. Gain vs Frequency
INA138-Q1 INA168-Q1 g_pwrsupplyrej_freq_gls174.gif
Figure 3. Power-Supply Rejection vs Frequency
INA138-Q1 INA168-Q1 g_ttlouterr_pwrsuppvolt_gls174.gif
Figure 5. Total Output Error vs Power-Supply Voltage
INA138-Q1 INA168-Q1 g_stepresp01_gls174.gif
Figure 7. Step Response
INA138-Q1 INA168-Q1 g_cmnmoderej_freq_gls174.gif
Figure 2. Common-Mode Rejection vs Frequency
INA138-Q1 INA168-Q1 g_ttlouterr_vin_gls174.gif
Figure 4. Total Output Error vs VSENSE
INA138-Q1 INA168-Q1 g_quicurr_pwrsuppvolt_gls174.gif
Figure 6. Quiescent Current vs Power-Supply Voltage
INA138-Q1 INA168-Q1 g_stepresp02_gls174.gif
Figure 8. Step Response