Area-Efficient Single-legged SOI MOSFET structure immune to single-event-effects and bipolar latch-up
OwnerAhmad Houssam Tarakjiinventor
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OwnerAhmad Houssam Tarakjiinventor
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New device structure for single-legged Silicon-On-Insulator Metal-Oxide-Semiconductor (SOI MOS) transistor is presented. This new structure imposes a hard barrier for an Impact-Ionization current and for transients due to Single-Event-Effects (SEE's) in Body to laterally conduct (or diffuse) to the Source through the Body/Source junction. It forces these currents to conduct instead to the Source through an alternate path made of highly conductive Silicide. This alternate path effectively suppresses the latch-up of the built-in parasitic Bipolar structure without necessitating the incorporation of Body-Tied-Source (BTS) implant into the device structure that increases the total device periphery without correspondingly scaling its device current.
A semiconductor electronic device comprising a Silicon-On-Insulator (SOI) substrate wherein a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) is built;
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