Hangzhou Dowo Electronic Technology Co., Ltd. (DOWOSEMI) is a leading semiconductor device manufacturer and protection solution provider, recognized as a national high-tech enterprise. DOWOSEMI integrates R&D, production, and sales, offering a diverse product line that includes circuit protection devices (TVS, ESD, MOV, GDT, PPTC, TSS), diodes, transistors, MOSFETs, bridge rectifiers, SiC devices, and ICs. These products are widely applied across industries such as automotive electronics, industrial control, security, communications, medical devices, home appliances, smart wearables, and more. With advanced production technology and a professional technical service team, DOWOSEMI delivers comprehensive quality services, including program design and rectification, device selection, sample supply, EMC testing, and customized solutions. DOWOSEMI’s packaging product lines include SOD-123, SMA, SMB, SMC, DFN, TO-277B, DO-41, and many others, supporting a wide range of applications.