Patent ID: 6020623
Filing Date: 2000-02-01
Classification: H01L

Abstract:
An integrated structure made in a chip of semiconductor material and comprising:an insulated region of a first conductivity type within the chip of semiconductor material and extending from a first surface thereof;a device having a preset reverse conduction threshold comprising a first region of a second conductivity type and a second region of the first conductivity type both extending from the first surface and being inside the insulated region to form a buried junction;an electrode on the first surface and being in contact with the second region;a lateral bipolar transistor having an emitter region and a base region provided by, respectively, the first region and the insulated region, the lateral bipolar transistor further comprising a third region of second conductivity type extending from the first surface and being inside the insulated region and lateral to the emitter region to provide a collector region; anda collector electrode and a base electrode on the first surface and in contact with the third region and the insulated region, respectively.