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  • AMC23C12 Fast Response, Reinforced Isolated Window Comparator With Adjustable Threshold and Latch Function

    • SBASAB2B February   2022  – December 2024 AMC23C12

      PRODUCTION DATA  

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  • AMC23C12 Fast Response, Reinforced Isolated Window Comparator With Adjustable Threshold and Latch Function
  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information 
    5. 5.5  Power Ratings
    6. 5.6  Insulation Specifications (Reinforced Isolation)
    7. 5.7  Safety-Related Certifications 
    8. 5.8  Safety Limiting Values 
    9. 5.9  Electrical Characteristics 
    10. 5.10 Switching Characteristics 
    11. 5.11 Timing Diagrams
    12. 5.12 Insulation Characteristics Curves
    13. 5.13 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Analog Input
      2. 6.3.2 Reference Input
      3. 6.3.3 Isolation Channel Signal Transmission
      4. 6.3.4 Open-Drain Digital Output
        1. 6.3.4.1 Transparent Output Mode
        2. 6.3.4.2 Latch Output Mode
      5. 6.3.5 Power-Up and Power-Down Behavior
      6. 6.3.6 VDD1 Brownout and Power-Loss Behavior
    4. 6.4 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Applications
      1. 7.2.1 Overcurrent Detection
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
      2. 7.2.2 Overvoltage Detection
        1. 7.2.2.1 Design Requirements
        2. 7.2.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curves
    3. 7.3 Best Design Practices
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information
  12. IMPORTANT NOTICE

Package Options

Mechanical Data (Package|Pins)
  • DWV|8
    • MPDS382B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
  • sbasab2b_oa
  • sbasab2b_pm
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Data Sheet

AMC23C12 Fast Response, Reinforced Isolated Window Comparator
With Adjustable Threshold and Latch Function

1 Features

  • Wide high-side supply range: 3V to 27V
  • Low-side supply range: 2.7V to 5.5V
  • Adjustable threshold:
    • Window-comparator mode: ±20mV to ±300mV
    • Positive-comparator mode: 600mV to 2.7V
  • Reference current for threshold adjustment: 100μA, ±1%
  • Trip threshold error: ±1% (max) at 250mV
  • Open-drain output with optional latch mode
  • Propagation delay: 280ns (typ)
  • High CMTI: 55V/ns (min)
  • Safety-related certifications:
    • 7000VPK reinforced isolation per DIN EN IEC 60747-17 (VDE 0884-17)
    • 5000VRMS isolation for 1 minute per UL1577
  • Fully specified over the extended industrial temperature range: –40°C to +125°C

2 Applications

  • Overcurrent or overvoltage detection in:
    • Motor drives
    • Frequency inverters
    • Solar inverters
    • DC/DC converters

 
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