Title:
SEMICONDUCTOR
Document Type and Number:
Japanese Patent JPS52186
Kind Code:
A
Abstract:
PURPOSE: To provide small collector resistance by approaching buried layer as part of collector of a transistor of small signal contained in power IC to the vicinity of base semiconductor.
Inventors:
YOSHIMURA MASAYOSHI
Application Number:
JP7557175A
Publication Date:
January 05, 1977
Filing Date:
June 23, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H01L21/761; H01L21/331; H01L27/082; H01L29/73; (IPC1-7): H01L27/04; H01L29/08
Next Patent: LIQUID CRYSTAL ELECTROOPTICAL DEVICE