This is Thyristor 1200V 433A 200mA 5-Pin BG-T4214K0-1 manufactured by Infineon. The manufacturer part number is T430N12TOFXPSA1. Moreover, it has a repetitive peak forward blocking voltage about 1800v . Its diameter is 42mm. It has a peak on-state voltage about 2.07v . The given dimensions of the product include 42 x 14.5mm. The product is available in stud configuration. It has about 1200v repetitive reverse voltage . It has about 5200a surge current rating . Moreover, it has about 433a rated average on-state current . Its repetitive peak off-state current is approximately 50ma . The package is a sort of bg-t4214k0-1. Whereas, the minimum operating temperature of the product is -40 °c. The product has a maximum 300ma holding current . In addition, the product has a maximum 200ma gate trigger current . In addition, the product has aan pct type thyristor . It has a maximum operating temperature of +125 °c. It contains 5 pins. Moreover, it has a maximum 2v gate trigger voltage .