Darlington device with an ultra-lightweight emitter speed-up tra

Details Darlington device with an ultra-lightweight emitter speed-up tra Darlington device with an ultra-lightweight emitter speed-up tra

1989-10-24

1992-01-21

LaRoche, Eugene R.

357 44, 357 86, 357 15, H01L 2702

Patent

active

050831828

ABSTRACT:
The emitter region of a speed-up transistor is created in a base of a final transistor of a Darlington device and has a relatively low dopant concentration and small thickness.

REFERENCES:
patent: 4159915 (1979-07-01), Anantha
patent: 4260906 (1981-04-01), Tokumaru
Patent Abstracts of Japan, vol. 9, No. 204 (E-337)[1957], 21st Aug. 1985; & JP-A-60 70 756 (Nippon Denki).

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