A transistor circuit having a pair of transistors connected in the manner of a differential amplifier connection and a pair of diodes respectively connected with the transistors, which diodes constituting a series connection between the pair of transistors. A control element is connected between the pair of diodes in order to give switching operation to the diodes.

The invention relates to a transistor amplifier in which steps have been taken to reduce the input current of the amplifier. The steps consist in the inclusion of a measuring transistor in the collector circuit of an input transistor of the amplifier and in the inclusion of a "current mirror" between the base of the measuring transistor and the base of the input transistor. The base of the measuring transistor has been connected to the low-resistance input of the current mirror and the base of t...

A transistor circuit suitable for a quasi-complementary circuit comprises first and second lateral type PNP transistors wherein both the emitter electrodes are connected in common, both the base electrodes are connected with the collector electrode of the second transistor, and an input signal is applied to the base electrodes.

A transistor detection circuit for use as an integrated circuit device including a pair of transistors which are coupled between a power supply and a constant current source. Each of the transistors have corresponding electrodes cross-coupled. A second pair of transistors provides a switching control network to regulate the conduction of the first pair of transistors. When signals of opposite polarities are coupled to the two inputs of the first two transistors, and a switching signal is coupled...

In a transistor packaging having an input, an output and a common lead, the common lead includes a pair of terminal strip portions disposed on opposite sides of the transistor die. An array of generally parallel common connector wires interconnect both of the common lead terminal strip portions and one of the base or emitter electrode structures on the transistor die. The other one of the emitter or base electrode structures is connected to the input lead via the intermediary of an array of wire...

A transistor circuit, in particular a trigger circuit, comprising two input stages for converting input voltages into control currents. Provision is further made of two current mirrors for taking up the control currents, each input stage being connected to an input terminal of one of the current mirrors and to an output terminal of the other of the current mirrors. By chosing the product of the mirror ratios of the current mirrors greater than unity a trigger circuit having satisfactory supply v...

First and second pairs of transistors of opposite conductivity types are connected so that the emitter of each transistor of one conductivity type is connected to the emitter of a transistor of the opposite conductivity type. The collectors of the first pair of transistors of the first conductivity type are connected to a load which in turn is connected to a power supply terminal. The collectors of the other pair of transistors of the opposite conductivity type are connected by way of a common i...

A transistor circuit, in which three transistors have their collector-emitter paths connected in series with respective current paths. The transistor in each current path has its base connected to the collector of the like position transistor in the subsequent current path. In this circuit, the voltages between the opposite terminals of the individual current paths are equal to one another irrespective of currents flowing through the current paths.

Photo transistor, including a semiconductor body having a surface, a region placed on the surface of the body being intended for light exposure having an edge and a remainder of the region, a collector zone placed in the body and having at least a part thereof emerging to the surface of the body, a base zone being embedded in a planar manner in the collector zone and having at least a part thereof emerging to the surface of the body, an emitter zone being embedded in a planar manner in the base ...

A transistor storage for entering and storing information in and simultaneously reading information from two columns of a matrix of memory cells with different addresses. The transistor storage comprises two multidigit data buses connected to the columns of the memory cell matrix. Each memory cell of the matrix comprises a storage element and two induced channel transistors connected to the storage element and to the multidigit data buses. The multidigit data buses are connected to write circuit...