SOP Component Package

Overview

SOP (Small Outline Package) is a SMD component package. The SOP is the SMD equivalent of the DIP component package, and has the same pitch of 2.54mm (100mil).

Synonyms

• 11-5H1S: Toshiba’s package code for it’s 2.54SOP4¹.
• 2.54SOP4: Toshiba variant of the SOP-4¹.
• DUB: TI SOP-8²

Similar To

• SSOP (Shrink Small Outline Package): A smaller version of the SOP package.

SOP-4

The SOP-4 is an easy to solder, medium sized, 4-pin SMD package. Commonly used for small solid-state relays (Vishay makes quite a few of them). Related to SOP-4L, which is the same width, but longer.

Dimensions

2.54SOP4

The 2.54SOP4 is a SOP-4 variant from Toshiba¹. It has slightly different body dimensions from the SOP-4.

Dimensions

The 2.54SOP4 body is 4.4mm wide (the edges with the leads) and 3.9mm long. It is 2.1mm high from PCB to top of package¹.

SOP-8

Common Uses

Common uses:

• Solid-state relays.
• Optocouplers.
• Optically-isolated transceivers.

References