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Class Information
Number: 257/493
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > With means to increase breakdown voltage threshold > With electric field controlling semiconductor layer having a low enough doping level in relationship to its thickness to be fully depleted prior to avalanche breakdown (e.g., resurf devices)
Description: Subject matter wherein the means to increase breakdown voltage of the device includes a layer of semiconductor material having a sufficiently low doping concentration that it may be fully depleted by the depletion region of a reverse biased junction of the active device prior to avalanche breakdown of the active device, so that upon depletion of the layer of semiconductor material, the effective width of the depletion layer of the reverse biased junction of the active device is greatly expanded, thus resulting in smaller increases in electric field intensity with further increases of reverse voltage.


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7449762 Lateral epitaxial GaN metal insulator semiconductor field effect transistor Nov. 11, 2008
7446387 High voltage transistor and methods of manufacturing the same Nov. 4, 2008
7436041 Electrostatic discharge protection circuit using a double-triggered silicon controlling rectifier Oct. 14, 2008
7436025 Termination structures for super junction devices Oct. 14, 2008
7427795 Drain-extended MOS transistors and methods for making the same Sep. 23, 2008
7411266 Semiconductor device having trench charge compensation regions and method Aug. 12, 2008
7408234 Semiconductor device and method for manufacturing the same Aug. 5, 2008
7372104 High voltage CMOS devices May. 13, 2008
7372111 Semiconductor device with improved breakdown voltage and high current capacity May. 13, 2008
7364994 Method for manufacturing a superjunction device with wide mesas Apr. 29, 2008
7365402 LDMOS transistor Apr. 29, 2008
7345341 High voltage semiconductor devices and methods for fabricating the same Mar. 18, 2008
7335944 High-voltage vertical transistor with a multi-gradient drain doping profile Feb. 26, 2008
7329583 Method of fabricating isolated semiconductor devices in epi-less substrate Feb. 12, 2008
7327007 Semiconductor device with high breakdown voltage Feb. 5, 2008
7294886 Power semiconductor device Nov. 13, 2007
7282764 Semiconductor device Oct. 16, 2007
7279757 Double-sided extended drain field effect transistor Oct. 9, 2007
7276431 Method of fabricating isolated semiconductor devices in epi-less substrate Oct. 2, 2007
7276773 Power semiconductor device Oct. 2, 2007
7262476 Semiconductor device having improved power density Aug. 28, 2007
7259440 Fast switching diode with low leakage current Aug. 21, 2007
7205629 Lateral super junction field effect transistor Apr. 17, 2007
7186623 Integrated semiconductor device and method of manufacturing thereof Mar. 6, 2007
7180158 Semiconductor device and method of manufacture Feb. 20, 2007
7180132 Enhanced RESURF HVPMOS device with stacked hetero-doping RIM and gradual drift region Feb. 20, 2007
7161223 Integrated circuit with a PN junction diode Jan. 9, 2007
7148539 Semiconductor structure having a compensated resistance in the LDD area and method for producing the same Dec. 12, 2006
7135751 High breakdown voltage junction terminating structure Nov. 14, 2006
7132725 Semiconductor device Nov. 7, 2006
7087973 Ballast resistors for transistor devices Aug. 8, 2006
7071528 Double-triggered silicon controlling rectifier and electrostatic discharge protection circuit thereof Jul. 4, 2006
7071527 Semiconductor element and manufacturing method thereof Jul. 4, 2006
7060562 Method for fabricating gate electrodes in a field plate trench transistor, and field plate trench transistor Jun. 13, 2006
7052982 Method for manufacturing a superjunction device with wide mesas May. 30, 2006
7049675 High withstand voltage semiconductor device May. 23, 2006
7026669 Lateral channel transistor Apr. 11, 2006
7002211 Lateral super-junction semiconductor device Feb. 21, 2006
6992350 High voltage power MOSFET having low on-resistance Jan. 31, 2006
6979875 Reduced surface field technique for semiconductor devices Dec. 27, 2005
6927453 Metal-oxide-semiconductor device including a buried lightly-doped drain region Aug. 9, 2005
6919610 Power semiconductor device having RESURF layer Jul. 19, 2005
6919599 Short channel trench MOSFET with reduced gate charge Jul. 19, 2005
6914298 Double diffusion MOSFET with N+ and P+ type regions at an equal potential Jul. 5, 2005
6911696 LDMOS transistor Jun. 28, 2005
6909143 Lateral double-diffused MOS transistor having multiple current paths for high breakdown voltage and low on-resistance Jun. 21, 2005
6906381 Lateral semiconductor device with low on-resistance and method of making the same Jun. 14, 2005
6903418 Semiconductor device Jun. 7, 2005
6897095 Semiconductor process and integrated circuit having dual metal oxide gate dielectric with single metal gate electrode May. 24, 2005
6897525 Semiconductor device and method of manufacturing the same May. 24, 2005

1 2 3 4


 
 
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