Ultra-low current band-gap reference

Miscellaneous active electrical nonlinear devices – circuits – and – Specific identifiable device – circuit – or system – With specific source of supply or bias voltage

Reexamination Certificate

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C327S569000

Reexamination Certificate

active

06911862

ABSTRACT:
A band gap voltage reference for an NMOS memory device includes a plurality of horizontal gate bipolar junction transistors that show improved gain at low collector currents. The horizontal gate bipolar transistors include an emitter formed by the NMOS memory device n+ source region, a base formed by the NMOS memory device p+ channel region, and a collector formed by the NMOS memory device n+ drain region, in which the base/channel region is less than 0.4 μm in width and advantageously may be fabricated by standard flash memory manufacturing processes.

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patent: 2003/0202380 (2003-10-01), Marotta

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