公开(公告)号：US3786362A

公开(公告)日：1974-01-15

申请号：US3786362D

申请日：1972-02-07

Applicant: BELL TELEPHONE LABOR INC

Inventor： MARSH D ,  MAXFIELD T

IPC: H03F3/45 ,  H03F3/68

CPC classification number: H03F3/45511 ,  H03F3/4517 ,  H03F2203/45402 ,  H03F2203/45418 ,  H03F2203/45424 ,  H03F2203/45648 ,  H03F2203/45696

Abstract: An operational amplifier which provides a balanced output signal and whose differential input stage utilizes active loads. A common mode signal is derived from the balanced output signal and used via a comparator and a feedback loop to control the operation of the active loads.

Abstract translation: 一个运算放大器，提供平衡的输出信号，差分输入级采用有源负载。 共模信号从平衡输出信号导出，并通过比较器和反馈回路来控制有源负载的运行。