Low noise bandgap circuit

Details Low noise bandgap circuit Low noise bandgap circuit

2007-07-10

2007-07-10

Nguyen, Long (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Specific identifiable device, circuit, or system

With specific source of supply or bias voltage

C323S314000

Reexamination Certificate

active

11122417

ABSTRACT:
The bandgap circuit comprising a plurality of cells that are sequentially connected to provide summation of ΔVBEof each cell, with low noise. Each cell is formed of a plurality of NPN bipolar transistors. The transistors form an amplifier that generates a voltage that is proportional to absolute temperature.

REFERENCES:
patent: 5614850 (1997-03-01), Corsi et al.
patent: 6137278 (2000-10-01), Koffler et al.
patent: 6288525 (2001-09-01), Fischer
patent: 6373330 (2002-04-01), Holloway
patent: 6570438 (2003-05-01), Coady

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