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

7.24 Typical Characteristics

VSEL = GND2 TA = 25°C VISOOUT = 3.3 V
Figure 7-3 Isolated Supply Voltage (VISOOUT) vs Load Current (IISOOUT)
TA = 25°C
Figure 7-5 Supply Current (IDD) vs Load Current (IISOOUT)
TA = 25°C
Figure 7-7 Power Dissipation vs Load Current (IISOOUT)
VSEL = VISOOUT VDD = 5 V No VISOOUT Load
Figure 7-9 5-V Isolated Supply Voltage (VISOOUT) vs Free-Air Temperature
CL = 15 pF TA = 25°C
Figure 7-11 ISOW7740 Channel Supply Currents vs Data Rate For CL = 15 pF
CL = 15 pF TA = 25°C
Figure 7-13 ISOW7741 Channel Supply Currents vs Data Rate For CL = 15 pF
CL = 15 pF TA = 25°C
Figure 7-15 ISOW7742 Channel Supply Currents vs Data Rate For CL = 15 pF
CL = 15 pF TA = 25°C
Figure 7-17 ISOW7743 Channel Supply Currents vs Data Rate For CL = 15 pF
CL = 15 pF TA = 25°C
Figure 7-19 ISOW7744 Channel Supply Currents vs Data Rate For CL = 15 pF
Figure 7-21 Power-Supply Undervoltage Threshold vs Free Air Temperature
TA = 25°C
Figure 7-23 High-Level Output Voltage vs High-Level Output Current
GUID-20211008-SS0I-K4D3-0D59-TMNHJ1VSPNQ8-low.gif
VDD = 5 V VISOOUT = 3.3 V TA = 25°C
Figure 7-25 10-mA to 110-mA Load Transient Response
GUID-20211008-SS0I-WVT3-VDF4-JSXRMWGNQMRD-low.gif
VDD = 5 V VISOOUT = 3.3 V 10 uF Capacitor on VISOOUT
Figure 7-27 Soft Start at 50-mA Load For VISOOUT = 3.3 V
GUID-20211008-SS0I-2XS1-ZNMW-QFP7WFP72PZ1-low.gif
VDD = 5 V VISOOUT = 5 V 10 uF Capacitor on VISOOUT
Figure 7-29 Soft Start at 10-mA Load For VISOOUT = 5 V
GUID-20211008-SS0I-PVP3-TQLL-DVXLQPSPXQH0-low.gif
VDD = 5 V VISOOUT = 5 V 10 uF Capacitor on VISOOUT
Figure 7-31 Soft Start at 110-mA Load For VISOOUT = 5 V
GUID-20211008-SS0I-MRZM-34VJ-9JGPDHG5FTXR-low.gif
VDD = 5 V VISOOUT = 5 V 10 uF Capacitor on VISOOUT
Figure 7-33 VISOOUT Ripple Voltage at 5 V with 10 uF Capacitor and 110 mA load
GUID-20211008-SS0I-DKJ6-CCRJ-BDJP1ZG0KR0G-low.gif
VDD = 5 V VISOOUT = 5 V 100 uF Capacitor on VISOOUT
Figure 7-35 VISOOUT Ripple Voltage at 5 V with 100 uF Capacitor and 110 mA load
VSEL = VISOOUT TA = 25°C VISOOUT = 5 V
Figure 7-4 Isolated Supply Voltage (VISOOUT) vs Load Current (IISOOUT)
TA = 25°C
Figure 7-6 Efficiency vs Load Current (IVISOOUT)
VSEL = GND2 VDD = 5 V No VISOOUT Load
Figure 7-8 3.3-V Isolated Supply Voltage (VISOOUT) vs Free-Air Temperature
VSEL = VISOOUT VISOOUT = GND2 TA = 25°C = GND1
Figure 7-10 Short-Circuit Supply Current (ICC) vs Supply Voltage (VCC)
CL = 0 pF TA = 25°C
Figure 7-12 ISOW7740 Channel Supply Currents vs Data Rate For CL = 0 pF
CL = 0 pF TA = 25°C
Figure 7-14 ISOW7741 Channel Supply Currents vs Data Rate For CL = 0 pF
CL = 0 pF TA = 25°C
Figure 7-16 ISOW7742 Channel Supply Currents vs Data Rate For CL = 0 pF
CL = 0 pF TA = 25°C
Figure 7-18 ISOW7743 Channel Supply Currents vs Data Rate For CL = 0 pF
CL = 0 pF TA = 25°C
Figure 7-20 ISOW7744 Channel Supply Currents vs Data Rate For CL = 0 pF
Figure 7-22 Propagation Delay Time vs Free-Air Temperature
TA = 25°C
Figure 7-24 Low-Level Output Voltage vs Low-Level Output Current
GUID-20211008-SS0I-C3X3-FJTB-5L5ZS88B6K01-low.gif
VDD = 5 V VISOOUT = 3.3 V 10 uF Capacitor on VISOOUT
Figure 7-26 Soft Start at 10-mA Load For VISOOUT = 3.3 V
GUID-20211008-SS0I-7D3Q-CTTG-K62W0SZQFLNW-low.gif
VDD = 5 V VISOOUT = 3.3 V 10 uF Capacitor on VISOOUT
Figure 7-28 Soft Start at 110-mA Load For VISOOUT = 3.3 V
GUID-20211008-SS0I-TZJ5-PXF0-WD9MQVT21QT0-low.gif
VDD = 5 V VISOOUT = 5 V 10 uF Capacitor on VISOOUT
Figure 7-30 Soft Start at 50-mA Load For VISOOUT = 5 V
GUID-20211008-SS0I-LXJP-5SKK-W4P6QNR6S8NF-low.gif
VDD = 3.3 V VISOOUT = 3.3 V 10 uF Capacitor on VISOOUT
Figure 7-32 VISOOUT Ripple Voltage at 3.3 V with 10 uF Capacitor and 60 mA load
GUID-20211008-SS0I-TB7W-4G3V-QZQTMJR9WWPS-low.gif
VDD = 3.3 V VISOOUT = 3.3 V 100 uF Capacitor on VISOOUT
Figure 7-34 VISOOUT Ripple Voltage at 3.3 V with 100 uF Capacitor and 60 mA load
TA = 25°C
Figure 7-36 VISOOUT Ripple Voltage vs Load Capacitor
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