An integrated package with a Tube-shape.It's an excellent Isolation at an excellent price.In order to use the 8-SOIC (0.154, 3.90mm Width) package, you will need the following.A mounting process is involved, which involves mounting the part in the Surface Mount direction.Automotive, Inverters, Power Supplies, UPS is the main application in which it is found.
SI8931B-IS Features
SI8931B-IS Applications
There are a lot of Silicon Labs SI8931B-IS Special Purpose Amplifiers applications.