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US 2001/0033153 A1Published application
Microelectronic current regulator
AssigneePrimarion, Inc.
InventorWilliam Pohlman
Life of this patent
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Abstract
A circuit for providing regulated power to a microelectronic device is disclosed. The circuit includes an error amplifier, a transistor, and a supplemental voltage supply coupled to the transistor. The supplemental voltage supply supplies requisite bias to operate the transistor near its saturation point.
Claims17
A microelectronic device for producing regulated current comprising:
- a transistor having a base region, a collector region, and an emitter region;
- a voltage reference source coupled to said base region of said transistor;
- a supplemental voltage source coupled to said base region of said transistor;
- and
- a Schottky clamp coupled to said base of said transistor.
2 more elements
A microelectronic circuit comprising:
- a transistor having a base region, a collector region, and an emitter region;
- a voltage reference source coupled to said base region of said transistor;
- a supplemental voltage source coupled to said base region of said transistor;
- and
- a an error amplifier coupled to said base region of said transistor.
2 more elements
Dependencies are inferred from the claim text.