The cascade current mirror was used in the circuit, and the output of the OPAMP was used for the bias of itself and to drive the next stage.

其设计特点是采用了共源共栅电流镜，运放的输出作为驱动的同时还作为自身的偏置电路；其次是采用了带隙温度补偿技术。

youdao

The cascade current mirror was used in the circuit, and the output of the OPAMP was used for the bias of itself and to drive the next stage.

其设计特点是采用了共源共栅电流镜，运放的输出作为驱动的同时还作为自身的偏置电路；其次是采用了带隙温度补偿技术。

youdao