DO-214 explained

DO-214 is a standard that specifies a group of semiconductor packages for surface-mounted diodes.

Overview

The standard^[1] includes multiple package variants:

• DO-214AA, also known as SMB,^[2] is the middle size.
• DO-214AB, also known as SMC,^[3] is the largest size.
• DO-214AC, also known as SMA,^[4] is the smallest size.
• DO-214BA, also known as GF1^[5]

Notes and References

1. https://www.jedec.org/sites/default/files/docs/DO-214D.PDF DO-214-D; JEDEC
2. https://www.diodes.com/assets/Package-Files/SMB.pdf Package Outline Dimensions - SMB; Diodes Inc.
3. https://www.diodes.com/assets/Package-Files/SMC.pdf Package Outline Dimensions - SMC; Diodes Inc.
4. https://www.diodes.com/assets/Package-Files/SMA.pdf Package Outline Dimensions - SMA; Diodes Inc.
5. https://www.vishay.com/docs/88869/packaging.pdf Packaging Information; Vishay