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

7.15 Electrical Characteristics—3.3-V Input, 3.3-V Output

VCC = 3.3 V ±10%, SEL shorted to GND2 (over recommended operating conditions, unless otherwise specified)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
VISOIsolated supply voltageExternal IISO = 0 to 30 mA3.133.343.58V
External IISO = 0 to 75 mA33.343.58
VISO(LINE)DC line regulationIISO = 30 mA, VCC = 3 V to 3.6 V2mV/V
VISO(LOAD)DC load regulationIISO = 0 to 75 mA1%
EFFEfficiency at maximum load currentIISO = 75 mA, CLOAD = 0.1 µF || 10 µF;
VI = VSI (ISOW784x); VI = 0 V (ISOW784x with F suffix)		47%
VCC+(UVLO)Positive-going UVLO threshold on VCC, VISO2.7V
VCC–(UVLO)Negative-going UVLO threshold on VCC, VISO2.1V
VHYS (UVLO)UVLO threshold hysteresis on VCC, VISO0.2V
VITHInput pin rising threshold0.7VSI
VITLInput pin falling threshold0.3VSI
VI(HYS)Input pin threshold hysteresis (INx)0.1VSI
IILLow level input currentVIL = 0 at INx or SEL–10µA
IIHHigh level input currentVIH = VSI(1) at INx or SEL10µA
VOHHigh level output voltageIO = –2 mA, see Figure 8-1VSO(1) – 0.3VSO – 0.1V
VOLLow level output voltageIO = 2 mA, see Figure 8-10.10.3V
CMTICommon mode transient immunity VI = VSI or 0 V, VCM = 1000 V; see Figure 8-2100kV/us
ICC_SCDC current from supply under short circuit on VISOVISO shorted to GND2143mA
VISO(RIP)Output ripple on isolated supply (pk-pk)20-MHz bandwidth, CLOAD = 0.1 µF || 20 µF, IISO = 75 mA90mV
(1) VSI= input side supply; VSO = output side supply