Fuse circuit

Details Fuse circuit Fuse circuit

2008-08-04

2010-02-23

Phung, Anh (Department: 2824)

Static information storage and retrieval

Read/write circuit

Having fuse element

C365S096000

Reexamination Certificate

active

07668033

ABSTRACT:
A fuse circuit in accordance with one embodiment of the present invention includes a first power supply line, a second power supply line, a current source connected between the first power supply line and an output terminal, a first transistor having a drain or a collector connected to the output terminal, the first transistor having a current supply capability or a current draw capability larger than that of the current source for the output terminal, a second transistor having a gate or a base connected in common with the gate or the base of the first transistor, a first resistive element and a fuse connected in series between the source or the emitter of either one of the first or second transistor and the second power supply line, and a second resistive element connected between the source or the emitter of the other one of the first or second transistor and the second power supply line.

REFERENCES:
patent: 6021067 (2000-02-01), Ha
patent: 6201432 (2001-03-01), Lim et al.
patent: 2007/0133333 (2007-06-01), Hovis et al.
patent: 2007/0268062 (2007-11-01), Yuan et al.
patent: 2005-332964 (2005-12-01), None

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