ZHCSLW2C September   2021  – April 2022 ISOW7740 , ISOW7741 , ISOW7742 , ISOW7743 , ISOW7744

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 说明（接续）
  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  Insulation Specifications
    7. 7.7  Safety-Related Certifications
    8. 7.8  Safety Limiting Values
    9. 7.9  Electrical Characteristics - Power Converter
    10. 7.10 Supply Current Characteristics - Power Converter
    11. 7.11 Electrical Characteristics Channel Isolator - VIO, VISOIN = 5-V
    12. 7.12 Supply Current Characteristics Channel Isolator - VIO, VISOIN = 5-V
    13. 7.13 Electrical Characteristics Channel Isolator - VIO, VISOIN = 3.3-V
    14. 7.14 Supply Current Characteristics Channel Isolator - VIO, VISOIN = 3.3-V
    15. 7.15 Electrical Characteristics Channel Isolator - VIO, VISOIN = 2.5-V
    16. 7.16 Supply Current Characteristics Channel Isolator - VIO, VISOIN = 2.5-V
    17. 7.17 Electrical Characteristics Channel Isolator - VIO, VISOIN = 1.8-V
    18. 7.18 Supply Current Characteristics Channel Isolator - VIO, VISOIN = 1.8-V
    19. 7.19 Switching Characteristics - 5-V Supply
    20. 7.20 Switching Characteristics - 3.3-V Supply
    21. 7.21 Switching Characteristics - 2.5-V Supply
    22. 7.22 Switching Characteristics - 1.8-V Supply
    23. 7.23 Insulation Characteristics Curves
    24. 7.24 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
      1. 9.1.1 Power Isolation
      2. 9.1.2 Signal Isolation
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Electromagnetic Compatibility (EMC) Considerations
      2. 9.3.2 Power-Up and Power-Down Behavior
      3. 9.3.3 Protection Features
    4. 9.4 Device Functional Modes
      1. 9.4.1 Device I/O Schematics
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curve
      4. 10.2.4 Insulation Lifetime
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 PCB Material
    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 支持资源
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 术语表
  14. 14Mechanical, Packaging, and Orderable Information

7.10 Supply Current Characteristics - Power Converter

VDD = 5 V ±10% or 3.3 V ±10% GND1 = GNDIO, GND2 = GISOIN (over recommended operating conditions unless otherwise noted).
PARAMETER TEST CONDITIONS SUPPLY CURRENT MIN TYP MAX UNIT
Power Converter Disabled
Power converter supply current EN/FLT = GND1, VISOOUT = No ILOAD IDD 0.28 0.45 mA
Logic supply current EN/FLT = GND1 IIO 0.27 0.57 mA
Power Converter Enabled

Power converter supply current input
 		 VDD = 5 V, VSEL = VISOOUT ILOAD = 55 mA IDD 115 171 mA
VDD = 5 V, VSEL = VISOOUT ILOAD = 110 mA 225 316 mA
VDD = 5 V, VSEL = GND2 ILOAD = 70 mA 127 169 mA
VDD = 5 V, VSEL = GND2 ILOAD = 140 mA 250 310 mA
VDD = 3.3 V, VSEL = GND2 ILOAD = 30 mA 74 112 mA
VDD = 3.3 V, VSEL = GND2 ILOAD = 60 mA 143 216 mA
Power converter output current (1) VDD = 5 V VSEL = VISOOUT IISOOUT 110 mA
VDD = 5 V VSEL = GND2 140 mA
VDD = 3.3 V VSEL = GND2 60 mA
(1) ILOAD does not take into account the channel isolator current. See Supply Current Characteristics Channel Isolator section for details.
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