SLLSFY7 November   2025 ISOW6441 , ISOW6442

ADVANCE INFORMATION  

  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
    7. 5.7  Safety-Related Certifications
    8. 5.8  Safety Limiting Values
    9. 5.9  Electrical Characteristics - Power Converter
    10. 5.10 Supply Current Characteristics - Power Converter
    11. 5.11 Electrical Characteristics Channel Isolator - VDD = 5V, VDDL = 5V, VISO=5V
    12. 5.12 Supply Current Characteristics Channel Isolator - VDD, VDDL = 5V, VISO = 5V
    13. 5.13 Electrical Characteristics Channel Isolator - VDD = 5V, VDDL = 5V, VISO=3.3V
    14. 5.14 Supply Current Characteristics Channel Isolator - VDD, VDDL = 5V, VISO = 3.3V
    15. 5.15 Electrical Characteristics Channel Isolator - VDD = 3.3V, VDDL = 3.3V, VISO = 3.3V
    16. 5.16 Supply Current Characteristics Channel Isolator - VDD, VDDL = 3.3V, VISO = 3.3V
    17. 5.17 Electrical Characteristics Channel Isolator - VDDL = 2.5V
    18. 5.18 Supply Current Characteristics Channel Isolator - VDDL = 2.5V
    19. 5.19 Switching Characteristics - VDDL = 5V, VISO = 5V
    20. 5.20 Switching Characteristics - VDDL = 3.3V, VISO = 3.3V
    21. 5.21 Switching Characteristics - VDDL = 2.5V, VISO = 5V
    22. 5.22 Switching Characteristics - VDDL = 2.5V, VISO = 3.3V
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
      1. 7.1.1 Power Isolation
      2. 7.1.2 Signal Isolation
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Electromagnetic Compatibility (EMC) Considerations
      2. 7.3.2 Power-Up and Power-Down Behavior
      3. 7.3.3 Protection Features
    4. 7.4 Device Functional Modes
      1. 7.4.1 Device I/O Schematics
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 PCB Material
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
    1.     PACKAGE OPTION ADDENDUM
    2. 11.1 Tape and Reel Information

4 Pin Configuration and Functions

Figure 4-1 ISOW6441 DWE Package 16-Pin SOIC-WB Top View
Figure 4-2 ISOW6441V DWE Package16-Pin SOIC-WB Top View
Figure 4-3 ISOW6442 DWE Package 16-Pin SOIC-WB Top View
Figure 4-4 ISOW6442V DWE Package16-Pin SOIC-WB Top View
Table 4-1 Pin Functions
PIN Type(1) DESCRIPTION
NAME ISOW6441 ISOW6442
GND1 2, 8 2, 8 — Ground connection for VDD
GND2 9, 15 9, 15 — Ground connection for VISO
INA

3

3

 I Input channel A
INB

4

4

 I Input channel B
INC

5

12

 I Input channel C
IND

11

11

 I Input channel D
NC / VDDL

7

7

 — Not connected for ISOW644x; and VDDL for ISOW644xV. VDDL is the supply for the Communication dies.
OUTA

14

14

 O Output channel A
OUTB

13

13

 O Output channel B
OUTC

12

5

 O Output channel C
OUTD

6

6

 O Output channel D
SEL

10

10

 I VISO selection pin. VISO = V when SEL shorted to VISO. VISO = 3.3V, when SEL shorted to GND2 or when left floating. For more information see the Section 7.4.
VDD

1

1

—

 Supply voltage
VISO

16

16

—

 Isolated supply voltage determined by SEL pin
(1) I = Input, O = Output, I/O = Input or Output