SLLSEY2G March   2017  – August 2021 ISOW7840 , ISOW7841 , ISOW7842 , ISOW7843 , ISOW7844

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description (continued)
  6. 6 Pin Configuration and Functions
    1.     Pin 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—5-V Input, 5-V Output
    10. 7.10 Supply Current Characteristics—5-V Input, 5-V Output
    11. 7.11 Electrical Characteristics—3.3-V Input, 5-V Output
    12. 7.12 Supply Current Characteristics—3.3-V Input, 5-V Output
    13. 7.13 Electrical Characteristics—5-V Input, 3.3-V Output
    14. 7.14 Supply Current Characteristics—5-V Input, 3.3-V Output
    15. 7.15 Electrical Characteristics—3.3-V Input, 3.3-V Output
    16. 7.16 Supply Current Characteristics—3.3-V Input, 3.3-V Output
    17. 7.17 Switching Characteristics—5-V Input, 5-V Output
    18. 7.18 Switching Characteristics—3.3-V Input, 5-V Output
    19. 7.19 Switching Characteristics—5-V Input, 3.3-V Output
    20. 7.20 Switching Characteristics—3.3-V Input, 3.3-V Output
    21. 7.21 Insulation Characteristics Curves
    22. 7.22 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    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 Current Limit, Thermal Overload Protection
    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
        1. 10.2.3.1 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 Related Links
    4. 13.4 Receiving Notification of Documentation Updates
    5. 13.5 Support Resources
    6. 13.6 Trademarks
    7. 13.7 Electrostatic Discharge Caution
    8. 13.8 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

7.14 Supply Current Characteristics—5-V Input, 3.3-V Output

VCC = 5 V ±10%, SEL shorted to GND2 (over recommended operating conditions, unless otherwise specified)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
ISOW7840
ICCCurrent drawn from supplyNo external ILOAD; VI = 0 V (ISOW7840);
VI = VSI(1) (ISOW7840 with F suffix)		20mA
No external ILOAD; VI = VSI (ISOW7840);
VI = 0 V (ISOW7840 with F suffix)		15
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF, No external ILOAD		17
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF, No external ILOAD		19
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF, No external ILOAD		39
IISO(OUT)(2)Current available to isolated supplyVI = 0 V (ISOW7840);
VI = VSI (ISOW7840 with F suffix)		128mA
VI = VSI (ISOW7840);
VI = 0 V (ISOW7840 with F suffix)		130
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF		129
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF		128
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF		116
ISOW7841
ICCCurrent drawn from supplyNo external ILOAD; VI = 0 V (ISOW7841);
VI = VSI(1) (ISOW7841 with F suffix)		20mA
No external ILOAD; VI = VSI (ISOW7841);
VI = 0 V (ISOW7841 with F suffix)		14
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF, No external ILOAD		17
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF, No external ILOAD		20
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF, No external ILOAD		40
IISO(OUT)(2)Current available to isolated supplyVI = 0 V (ISOW7841); VI = VSI (ISOW7841 with F suffix)128mA
VI = VSI (ISOW7841); VI = 0 V (ISOW7841 with F suffix)130
All channels switching with square wave clock input of 1 Mbps;
CL= 15 pF		129
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF		128
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF		118
ISOW7842
ICCCurrent drawn from supplyNo external ILOAD; VI = 0 V (ISOW7842);
VI = VSI(1) (ISOW7842 with F suffix)		20mA
No external ILOAD; VI = VSI (ISOW7842);
VI = 0 V (ISOW7842 with F suffix)		15
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF, No external ILOAD		18
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF, No external ILOAD		20
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF, No external ILOAD		39
IISO(OUT)(2)Current available to isolated supplyVI = 0 V (ISOW7842); VI = VSI (ISOW7842 with F suffix)126mA
VI = VSI (ISOW7842); VI = 0V (ISOW7842 with F suffix)130
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF		128
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF		127
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF		119
ISOW7843
ICCCurrent drawn from supplyNo external ILOAD; VI = 0 V (ISOW7843);
VI = VSI(1) (ISOW7843 with F suffix)		20mA
No external ILOAD; VI = VSI (ISOW7843);
VI = 0 V (ISOW7843 with F suffix)		14
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF, No external ILOAD		18
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF, No external ILOAD		20
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF, No external ILOAD		39
IISO(OUT)(2)Current available to isolated supplyVI = 0 V (ISOW7843);
VI = VSI (ISOW7843 with F suffix)		125mA
VI = VSI (ISOW7843);
VI = 0 V (ISOW7843 with F suffix)		130
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF		127
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF		127
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF		123
ISOW7844
ICCCurrent drawn from supplyNo external ILOAD; VI = 0 V (ISOW7844);
VI = VSI(1) (ISOW7844 with F suffix)		21mA
No external ILOAD; VI = VSI (ISOW7844);
VI = 0 V (ISOW7844 with F suffix)		15
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF, No external ILOAD		18
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF, No external ILOAD		20
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF, No external ILOAD		41
IISO(OUT)(2)Current available to isolated supplyVI = 0 V (ISOW7844); VI = VSI (ISOW7844 with F suffix)123mA
VI = VSI (ISOW7844); VI = 0 V (ISOW7844 with F suffix)130
All channels switching with square wave clock input of 1 Mbps;
CL = 15 pF		126
All channels switching with square wave clock input of 10 Mbps;
CL = 15 pF		126
All channels switching with square wave clock input of 100 Mbps;
CL = 15 pF		126
(1) VSI = input side supply; VSO = output side supply
(2) Current available to load should be derated by 2 mA/°C for TA > 105°C.