DK53
NPN Transistor (PENGAI SEMICONDUCTOR)
DK5320
step-down AC-DC constant voltage conversion chip (DongKe Semicondutor)
DK501
Adjustable BUCK switching power supply (DongKe Semicondutor)
DK503
Adjustable BUCK switching power supply (DongKe Semicondutor)
DK5030
Non-isolated inductor-free AC linear regulator (DongKe Semicondutor)
DK51
NPN Silicon High Power Switching Transistor (Qunli Electric)
DK52
NPN Transistors (JDsemi)
DK52D
Bipolar Junction Transistor (Jingdao)
DK54DL
Bipolar Junction Transistor (Jingdao)
DK5710
High performance non-isolated AC to DC conversion chip (DongKe Semicondutor)