摘要:
A semiconductor structure and method for manufacturing the same are provided. The semiconductor structure includes a substrate having a first conductive type; a deep well having a second conductive type formed in the substrate and extending down from a surface of the substrate; a first well having the first conductive type formed in the deep well and extending down from the surface of the substrate; and a second well having the second conductive type formed in the deep well and extending down from the surface of the substrate, and the second well adjacent to the first well. The first well includes a block region and plural finger regions joined to one side of the block region, while the second well includes plural channel regions interlaced with the finger regions to separate the finger regions.
摘要:
An improved MOS device is provided whereby the p-top layer is defined by a series of discretely placed p type top diffusion regions. The invention also provides methods for fabricating the MOS device of the invention.
摘要:
A semiconductor structure and a method for forming the same are provided. The semiconductor structure comprises a first doped region, a second doped region, a doped strip and a top doped region. The first doped region has a first type conductivity. The second doped region is formed in the first doped region and has a second type conductivity opposite to the first type conductivity. The doped strip is formed in the first doped region and has the second type conductivity. The top doped region is formed in the doped strip and has the first type conductivity. The top doped region has a first sidewall and a second sidewall opposite to the first sidewall. The doped strip is extended beyond the first sidewall or the second sidewall.
摘要:
A semiconductor structure and a method for forming the same are provided. The semiconductor structure comprises a first doped region, a second doped region, a doped strip and a top doped region. The first doped region has a first type conductivity. The second doped region is formed in the first doped region and has a second type conductivity opposite to the first type conductivity. The doped strip is formed in the first doped region and has the second type conductivity. The top doped region is formed in the doped strip and has the first type conductivity. The top doped region has a first sidewall and a second sidewall opposite to the first sidewall. The doped strip is extended beyond the first sidewall or the second sidewall.
摘要:
A bipolar junction transistor and a manufacturing method for the same are provided. The bipolar junction transistor includes a well region, an emitter electrode, a base electrode, a collector electrode, and a conductive layer. The emitter electrode, the base electrode and the collector electrode are separated from each other by the well region. The conductive layer is on the well region between the base electrode and the collector electrode.
摘要:
A bipolar junction transistor and a manufacturing method for the same are provided. The bipolar junction transistor includes a well region, an emitter electrode, a base electrode, a collector electrode, and a conductive layer. The emitter electrode, the base electrode and the collector electrode are separated from each other by the well region. The conductive layer is on the well region between the base electrode and the collector electrode.