SBOSA72 July   2021 TMCS1108-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison
  6. 6 Pin Configuration and 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 Power Ratings
    6. 7.6 Electrical Characteristics
    7. 7.7 Typical Characteristics
      1. 7.7.1 Insulation Characteristics Curves
  8. 8 Parameter Measurement Information
    1. 8.1 Accuracy Parameters
      1. 8.1.1 Sensitivity Error
      2. 8.1.2 Offset Error and Offset Error Drift
      3. 8.1.3 Nonlinearity Error
      4. 8.1.4 Power Supply Rejection Ratio
      5. 8.1.5 Common-Mode Rejection Ratio
      6. 8.1.6 External Magnetic Field Errors
    2. 8.2 Transient Response Parameters
      1. 8.2.1 Slew Rate
      2. 8.2.2 Propagation Delay and Response Time
      3. 8.2.3 Current Overload Parameters
      4. 8.2.4 CMTI, Common-Mode Transient Immunity
    3. 8.3 Safe Operating Area
      1. 8.3.1 Continuous DC or Sinusoidal AC Current
      2. 8.3.2 Repetitive Pulsed Current SOA
      3. 8.3.3 Single Event Current Capability
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Current Input
      2. 9.3.2 High-Precision Signal Chain
        1. 9.3.2.1 Lifetime and Environmental Stability
        2. 9.3.2.2 Frequency Response
        3. 9.3.2.3 Transient Response
      3. 9.3.3 Internal Reference Voltage
      4. 9.3.4 Current-Sensing Measurable Ranges
    4. 9.4 Device Functional Modes
      1. 9.4.1 Power-Down Behavior
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Total Error Calculation Examples
        1. 10.1.1.1 Room Temperature Error Calculations
        2. 10.1.1.2 Full Temperature Range Error Calculations
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curve
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Development Support
    2. 13.2 Documentation Support
      1. 13.2.1 Related Documentation
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Support Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information

10.1.1.2 Full Temperature Range Error Calculations

To calculate total error across any specific temperature range, Equation 27 and Equation 28 should be used for RSS maximum total errors, similar to the example for room temperatures. Conditions from the example in Section 10.1.1.1 have been replaced with their respective equations and error components for a –40°C to 85°C temperature range below in Table 10-2.

Table 10-2 Total Error Calculation: –40°C to 85°C Example
ERROR COMPONENTSYMBOLEQUATION% MAX TOTAL ERROR AT IIN = 25 A% MAX TOTAL ERROR AT IIN = 12.5 A
Input offset erroreIos,ΔT
GUID-02D314E4-3B9A-4D76-8751-946F6B172B5B-low.gif
0.80%1.59%
PSRR error ePSRR
GUID-63FFFB3A-1C03-4D5F-A720-943B2CF48535-low.gif
0.88% 1.77%
CMRR erroreCMRR
GUID-2D2E2FFA-D608-4117-9380-DFF8F94ADDA6-low.gif
0.002%0.004%
External Field erroreBext
GUID-1EEBC7AA-A5E9-42A7-B96D-DEFFAE894101-low.gif
0.11%0.22%
Sensitivity erroreS,ΔTSpecified in Electrical Characteristics1.8%1.8%
Nonlinearity erroreNLSpecified in Electrical Characteristics0.5%0.5%
RSS total erroreRSS,ΔT
GUID-5C11EDD5-97AD-4749-A845-09BC78D86554-low.gif
2.51%3.83%