This standard specifies the composition of power semiconductor device models, the meaning of each part and the representation method. This standard applies to high-voltage rectifier stacks, rectifiers, thyristors, transistors and their modules and components with a current equal to or greater than 5A, as relevant accessories and components of the product.
JB/T 2423-1999 history
1999JB/T 2423-1999 Type designation for power semiconductor devices