SLLA683 July   2026 ISO6021 , ISO6041 , ISO6420 , ISO6420-Q1 , ISO6421 , ISO6421-Q1 , ISO6431 , ISO6431-Q1 , ISO6440 , ISO6440-Q1 , ISO6441 , ISO6441-Q1 , ISO6442 , ISO6442-Q1 , ISO6462 , ISO6463

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2 Narrow Body Package Comparisons for 3.7mm and 4mm Creepage and Clearance Packages
    1. 2.1 Two Channel Devices in Narrow Body Package Comparisons
    2. 2.2 3, 4, and 6 Channel Devices in Narrow Body Package Comparisons
  6. 3 Wide Body Package Comparisons for 8mm Creepage and Clearance
    1. 3.1 2 Channel Devices in Wide Body Package Comparisons
    2. 3.2 3, 4, and 6 Channel Devices in Wide Body Package Comparisons
  7. 4Summary
  8. 5References

2.1 Two Channel Devices in Narrow Body Package Comparisons

Table 3-3 summarizes the advantages of the 10-DFB with respect to the traditional 8-D package for two channel devices.

Table 2-1 2 Channel Digital ISO in Narrow, 4mm Creepage and Clearance Packages
Package Channel Count Device ISO Rating Creepage and Clearance (mm) % area savings vs Traditional Package (8-D) Area (mm2) X (mm) Y (mm) Pin Pitch (mm Z (mm)
(PCB land pattern lead to lead maximum) (package body size maximum) (height of package above PCB maximum)
10-DFB (SSOP) 2 Reinforced, Basic > 4 44% 19.3 6.9 2.8 0.5 1.75
8-D (SOIC) (Traditional Package) 2 Reinforced, Basic, Galvanic >4 Traditional (Reference) 34.8 6.95 5 1.27 1.75
2 Channel Digital ISO Area Comparison (mm2): Traditional 8-D (SOIC) vs Small Form Factor 10-DFB (SSOP) Figure 2-1 2 Channel Digital ISO Area Comparison (mm2): Traditional 8-D (SOIC) vs Small Form Factor 10-DFB (SSOP)
2 Channel Digital ISO Package Percentage Comparison: Traditional 8-D (SOIC) vs Small Form Factor 10-DFB (SSOP) Figure 2-2 2 Channel Digital ISO Package Percentage Comparison: Traditional 8-D (SOIC) vs Small Form Factor 10-DFB (SSOP)