SBOSA37A November   2020  – March 2023 ALM2403-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and 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 Overtemperature and Shutdown Pin (OTF/SH_DN)
      2. 7.3.2 Thermal Shutdown
      3. 7.3.3 Current-Limit and Short-Circuit Protection
      4. 7.3.4 Input Common-Mode Range
      5. 7.3.5 Reverse Body Diodes in Output-Stage Transistors
      6. 7.3.6 EMI Filtering
    4. 7.4 Device Functional Modes
      1. 7.4.1 Open-Loop and Closed-Loop Operation
      2. 7.4.2 Shutdown
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Capacitive Load and Stability
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Resolver Excitation Amplifier Combined With MFB 2nd-Order, Low-Pass Filter
          1. 8.2.2.1.1 Filter Design
          2. 8.2.2.1.2 Short-to-Battery Protection
        2. 8.2.2.2 Power Dissipation and Thermal Reliability
          1. 8.2.2.2.1 Improving Package Thermal Performance
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  9. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  10. 10Mechanical, Packaging, and Orderable Information

Package Options

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

4 Revision History

Changes from Revision * (November 2020) to Revision A (May 2022)

  • Changed output current from 650 mA to 500 mA in Features Go
  • Changed title and Y-axis unit in front-page plot Go
  • Changed pin names to synchronize pin naming throughout documentGo
  • Changed thermal pad description text for clarityGo
  • Changed voltage range for VOTF/SH_DN in the Absolute Maximum Ratings Go
  • Changed all VS voltages to single-supply nomenclature in the Electrical Characteristics and Typical Chacteristics Go
  • Deleted test conditions from enable high and low input voltages in the Electrical Characteristics Go
  • Moved shutdown current parameter to Power Supply section in the Electrical Characteristics Go
  • Changed Figures 6-12 through 6-16 to correct axis units and valuesGo
  • Changed functional block diagram to correct inaccuraciesGo
  • Changed EMC capacitance from 50 nF to 10 nF in Table 8-1, Design Parameters Go
  • Added test condition to first bullet of Detailed Design Procedure Go
  • Changed R3 to R2 in 2nd paragraph of Filter Design sectionGo
  • Changed terms in Equation 4 to Equation 6 for clarityGo
  • Changed Figure 8-4, 2nd-Order MFB LP Filter AC Output Characteristics Go
  • Changed values in Table 8-2, Signal Attenuation vs Frequency Go
  • Changed Figure 8-6, ALM2403-Q1 Layout Example, to match EVM layoutGo