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Class Information
Number: 257/569
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Bipolar transistor structure > Plural non-isolated transistor structures in same structure > Darlington configuration (i.e., emitter to collector current of input transistor supplied to base region of output transistor) > Complementary darlington-connected transistors
Description: Subject matter wherein the Darlington configuration comprises two bipolar transistors which have a complementary connection, i.e., the input transistor is of one conductivity type (e.g., npn) and the other is of the opposite conductivity type (e.g., pnp).










Patents under this class:

Patent Number Title Of Patent Date Issued
8546917 Electrostatic discharge protection having parallel NPN and PNP bipolar junction transistors Oct. 1, 2013
7800093 Resistive memory including buried word lines Sep. 21, 2010
7061074 Visible imaging device using Darlington phototransistors Jun. 13, 2006
6969904 Trimming pattern Nov. 29, 2005
6794730 High performance PNP bipolar device fully compatible with CMOS process Sep. 21, 2004
6049131 Device formed by selective deposition of refractory metal of less than 300 Angstroms of thickness Apr. 11, 2000
5789799 High frequency noise and impedance matched integrated circuits Aug. 4, 1998
5670394 Method of making bipolar transistor having amorphous silicon contact as emitter diffusion source Sep. 23, 1997
5641691 Method for fabricating complementary vertical bipolar junction transistors in silicon-on-sapphire Jun. 24, 1997
5481132 Transistor with a predetermined current gain in a bipolar integrated circuit Jan. 2, 1996
4564855 High current PNP transistor forming part of an integrated monolithic circuit Jan. 14, 1986
4542399 Feed forward Darlington circuit Sep. 17, 1985
4370179 Method of making a monolithic complementary Darlington amplifier utilizing diffusion and epitaxial decomposition Jan. 25, 1983
4261002 Monolithic complementary darlington Apr. 7, 1981
4122482 Vertical complementary bipolar transistor device with epitaxial base zones Oct. 24, 1978
4078208 Linear amplifier circuit with integrated current injector Mar. 7, 1978
4058825 Complementary transistor structure having two epitaxial layers and method of manufacturing same Nov. 15, 1977
4035828 Semiconductor integrated circuit device Jul. 12, 1977
3993918 Integrated circuits Nov. 23, 1976
3959039 Method of manufacturing vertical complementary bipolar transistors each with epitaxial base zones May. 25, 1976
3947865 Collector-up semiconductor circuit structure for binary logic Mar. 30, 1976











 
 
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