| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: apparatus for compensating for static and dynamic input currents of differential stages on bipolar transistors has first and second compensating transistors, emitters of which are connected to each other and to a current source, a differential stage on bipolar transistors with first and second inputs connected to collectors of corresponding first and second compensating transistors, first and second closed insulating p-n junctions on the substrate of the first and second compensating transistors, first leads of which are connected to collectors of the corresponding first and second compensating transistors, wherein the base of the first compensating transistor is connected to the collector of the second compensating transistor, the base of the second compensating transistor is connected to the collector of the first compensating transistor, second leads of the first and second closed insulating p-n junctions on the substrate of the first and second compensating transistors are connected to combined emitters of the first and second compensating transistors.EFFECT: high stability of output current of the compensation device.6 dwg |
